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https://github.com/infinition/Bjorn.git
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First Bjorn Commit !
This commit is contained in:
Fabien POLLY
0
resources/waveshare_epd/__init__.py
Normal file
0
resources/waveshare_epd/__init__.py
Normal file
197
resources/waveshare_epd/epd2in13.py
Normal file
197
resources/waveshare_epd/epd2in13.py
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@@ -0,0 +1,197 @@
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import logging
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from . import epdconfig
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# Display resolution
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EPD_WIDTH = 122
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EPD_HEIGHT = 250
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logger = logging.getLogger(__name__)
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class EPD:
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def __init__(self):
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self.reset_pin = epdconfig.RST_PIN
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self.dc_pin = epdconfig.DC_PIN
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self.busy_pin = epdconfig.BUSY_PIN
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self.cs_pin = epdconfig.CS_PIN
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self.width = EPD_WIDTH
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self.height = EPD_HEIGHT
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lut_full_update = [
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0x22, 0x55, 0xAA, 0x55, 0xAA, 0x55, 0xAA, 0x11,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x1E, 0x1E, 0x1E, 0x1E, 0x1E, 0x1E, 0x1E, 0x1E,
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0x01, 0x00, 0x00, 0x00, 0x00, 0x00
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]
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lut_partial_update = [
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0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x0F, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00
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]
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# Hardware reset
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def reset(self):
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epdconfig.digital_write(self.reset_pin, 1)
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epdconfig.delay_ms(200)
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epdconfig.digital_write(self.reset_pin, 0)
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epdconfig.delay_ms(5)
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epdconfig.digital_write(self.reset_pin, 1)
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epdconfig.delay_ms(200)
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def send_command(self, command):
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epdconfig.digital_write(self.dc_pin, 0)
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epdconfig.digital_write(self.cs_pin, 0)
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epdconfig.spi_writebyte([command])
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epdconfig.digital_write(self.cs_pin, 1)
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def send_data(self, data):
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epdconfig.digital_write(self.dc_pin, 1)
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epdconfig.digital_write(self.cs_pin, 0)
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epdconfig.spi_writebyte([data])
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epdconfig.digital_write(self.cs_pin, 1)
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def ReadBusy(self):
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while(epdconfig.digital_read(self.busy_pin) == 1): # 0: idle, 1: busy
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epdconfig.delay_ms(100)
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def TurnOnDisplay(self):
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self.send_command(0x22) # DISPLAY_UPDATE_CONTROL_2
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self.send_data(0xC4)
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self.send_command(0x20) # MASTER_ACTIVATION
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self.send_command(0xFF) # TERMINATE_FRAME_READ_WRITE
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logger.debug("e-Paper busy")
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self.ReadBusy()
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logger.debug("e-Paper busy release")
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def init(self, lut):
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if (epdconfig.module_init() != 0):
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return -1
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# EPD hardware init start
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self.reset()
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self.send_command(0x01) # DRIVER_OUTPUT_CONTROL
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self.send_data((EPD_HEIGHT - 1) & 0xFF)
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self.send_data(((EPD_HEIGHT - 1) >> 8) & 0xFF)
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self.send_data(0x00) # GD = 0 SM = 0 TB = 0
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self.send_command(0x0C) # BOOSTER_SOFT_START_CONTROL
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self.send_data(0xD7)
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self.send_data(0xD6)
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self.send_data(0x9D)
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self.send_command(0x2C) # WRITE_VCOM_REGISTER
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self.send_data(0xA8) # VCOM 7C
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self.send_command(0x3A) # SET_DUMMY_LINE_PERIOD
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self.send_data(0x1A) # 4 dummy lines per gate
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self.send_command(0x3B) # SET_GATE_TIME
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self.send_data(0x08) # 2us per line
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self.send_command(0X3C) # BORDER_WAVEFORM_CONTROL
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self.send_data(0x03)
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self.send_command(0X11) # DATA_ENTRY_MODE_SETTING
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self.send_data(0x03) # X increment; Y increment
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# WRITE_LUT_REGISTER
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self.send_command(0x32)
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for count in range(30):
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self.send_data(lut[count])
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return 0
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##
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# @brief: specify the memory area for data R/W
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##
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def SetWindows(self, x_start, y_start, x_end, y_end):
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self.send_command(0x44) # SET_RAM_X_ADDRESS_START_END_POSITION
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self.send_data((x_start >> 3) & 0xFF)
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self.send_data((x_end >> 3) & 0xFF)
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self.send_command(0x45) # SET_RAM_Y_ADDRESS_START_END_POSITION
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self.send_data(y_start & 0xFF)
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self.send_data((y_start >> 8) & 0xFF)
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self.send_data(y_end & 0xFF)
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self.send_data((y_end >> 8) & 0xFF)
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##
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# @brief: specify the start point for data R/W
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##
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def SetCursor(self, x, y):
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self.send_command(0x4E) # SET_RAM_X_ADDRESS_COUNTER
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# x point must be the multiple of 8 or the last 3 bits will be ignored
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self.send_data((x >> 3) & 0xFF)
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self.send_command(0x4F) # SET_RAM_Y_ADDRESS_COUNTER
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self.send_data(y & 0xFF)
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self.send_data((y >> 8) & 0xFF)
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self.ReadBusy()
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def getbuffer(self, image):
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if self.width%8 == 0:
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linewidth = int(self.width/8)
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else:
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linewidth = int(self.width/8) + 1
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buf = [0xFF] * (linewidth * self.height)
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image_monocolor = image.convert('1')
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imwidth, imheight = image_monocolor.size
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pixels = image_monocolor.load()
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if(imwidth == self.width and imheight == self.height):
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logger.debug("Vertical")
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for y in range(imheight):
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for x in range(imwidth):
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if pixels[x, y] == 0:
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# x = imwidth - x
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buf[int(x / 8) + y * linewidth] &= ~(0x80 >> (x % 8))
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elif(imwidth == self.height and imheight == self.width):
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logger.debug("Horizontal")
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for y in range(imheight):
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for x in range(imwidth):
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newx = y
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newy = self.height - x - 1
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if pixels[x, y] == 0:
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# newy = imwidth - newy - 1
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buf[int(newx / 8) + newy*linewidth] &= ~(0x80 >> (y % 8))
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return buf
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def display(self, image):
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if self.width%8 == 0:
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linewidth = int(self.width/8)
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else:
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linewidth = int(self.width/8) + 1
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self.SetWindows(0, 0, self.width, self.height);
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for j in range(0, self.height):
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self.SetCursor(0, j);
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self.send_command(0x24);
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for i in range(0, linewidth):
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self.send_data(image[i + j * linewidth])
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self.TurnOnDisplay()
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def Clear(self, color=0xFF):
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if self.width%8 == 0:
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linewidth = int(self.width/8)
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else:
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linewidth = int(self.width/8) + 1
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self.SetWindows(0, 0, self.width, self.height);
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for j in range(0, self.height):
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self.SetCursor(0, j);
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self.send_command(0x24);
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for i in range(0, linewidth):
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self.send_data(color)
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self.TurnOnDisplay()
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def sleep(self):
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self.send_command(0x10) #enter deep sleep
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self.send_data(0x01)
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epdconfig.delay_ms(100)
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epdconfig.delay_ms(2000)
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epdconfig.module_exit()
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### END OF FILE ###
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286
resources/waveshare_epd/epd2in13_V2.py
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286
resources/waveshare_epd/epd2in13_V2.py
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@@ -0,0 +1,286 @@
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import logging
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from . import epdconfig
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# Display resolution
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EPD_WIDTH = 122
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EPD_HEIGHT = 250
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logger = logging.getLogger(__name__)
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class EPD:
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def __init__(self):
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self.reset_pin = epdconfig.RST_PIN
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self.dc_pin = epdconfig.DC_PIN
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self.busy_pin = epdconfig.BUSY_PIN
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self.cs_pin = epdconfig.CS_PIN
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self.width = EPD_WIDTH
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self.height = EPD_HEIGHT
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FULL_UPDATE = 0
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PART_UPDATE = 1
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lut_full_update= [
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0x80,0x60,0x40,0x00,0x00,0x00,0x00, #LUT0: BB: VS 0 ~7
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0x10,0x60,0x20,0x00,0x00,0x00,0x00, #LUT1: BW: VS 0 ~7
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0x80,0x60,0x40,0x00,0x00,0x00,0x00, #LUT2: WB: VS 0 ~7
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0x10,0x60,0x20,0x00,0x00,0x00,0x00, #LUT3: WW: VS 0 ~7
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0x00,0x00,0x00,0x00,0x00,0x00,0x00, #LUT4: VCOM: VS 0 ~7
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0x03,0x03,0x00,0x00,0x02, # TP0 A~D RP0
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0x09,0x09,0x00,0x00,0x02, # TP1 A~D RP1
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0x03,0x03,0x00,0x00,0x02, # TP2 A~D RP2
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0x00,0x00,0x00,0x00,0x00, # TP3 A~D RP3
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0x00,0x00,0x00,0x00,0x00, # TP4 A~D RP4
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0x00,0x00,0x00,0x00,0x00, # TP5 A~D RP5
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0x00,0x00,0x00,0x00,0x00, # TP6 A~D RP6
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0x15,0x41,0xA8,0x32,0x30,0x0A,
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]
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lut_partial_update = [ #20 bytes
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0x00,0x00,0x00,0x00,0x00,0x00,0x00, #LUT0: BB: VS 0 ~7
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0x80,0x00,0x00,0x00,0x00,0x00,0x00, #LUT1: BW: VS 0 ~7
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0x40,0x00,0x00,0x00,0x00,0x00,0x00, #LUT2: WB: VS 0 ~7
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0x00,0x00,0x00,0x00,0x00,0x00,0x00, #LUT3: WW: VS 0 ~7
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0x00,0x00,0x00,0x00,0x00,0x00,0x00, #LUT4: VCOM: VS 0 ~7
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0x0A,0x00,0x00,0x00,0x00, # TP0 A~D RP0
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0x00,0x00,0x00,0x00,0x00, # TP1 A~D RP1
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0x00,0x00,0x00,0x00,0x00, # TP2 A~D RP2
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0x00,0x00,0x00,0x00,0x00, # TP3 A~D RP3
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0x00,0x00,0x00,0x00,0x00, # TP4 A~D RP4
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0x00,0x00,0x00,0x00,0x00, # TP5 A~D RP5
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0x00,0x00,0x00,0x00,0x00, # TP6 A~D RP6
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0x15,0x41,0xA8,0x32,0x30,0x0A,
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]
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# Hardware reset
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def reset(self):
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epdconfig.digital_write(self.reset_pin, 1)
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epdconfig.delay_ms(200)
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epdconfig.digital_write(self.reset_pin, 0)
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epdconfig.delay_ms(5)
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epdconfig.digital_write(self.reset_pin, 1)
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epdconfig.delay_ms(200)
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def send_command(self, command):
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epdconfig.digital_write(self.dc_pin, 0)
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epdconfig.digital_write(self.cs_pin, 0)
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epdconfig.spi_writebyte([command])
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epdconfig.digital_write(self.cs_pin, 1)
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def send_data(self, data):
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epdconfig.digital_write(self.dc_pin, 1)
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epdconfig.digital_write(self.cs_pin, 0)
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epdconfig.spi_writebyte([data])
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epdconfig.digital_write(self.cs_pin, 1)
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# send a lot of data
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def send_data2(self, data):
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epdconfig.digital_write(self.dc_pin, 1)
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epdconfig.digital_write(self.cs_pin, 0)
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epdconfig.spi_writebyte2(data)
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epdconfig.digital_write(self.cs_pin, 1)
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def ReadBusy(self):
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while(epdconfig.digital_read(self.busy_pin) == 1): # 0: idle, 1: busy
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epdconfig.delay_ms(100)
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def TurnOnDisplay(self):
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self.send_command(0x22)
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self.send_data(0xC7)
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self.send_command(0x20)
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self.ReadBusy()
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def TurnOnDisplayPart(self):
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self.send_command(0x22)
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self.send_data(0x0c)
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self.send_command(0x20)
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self.ReadBusy()
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def init(self, update):
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if (epdconfig.module_init() != 0):
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return -1
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# EPD hardware init start
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self.reset()
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if(update == self.FULL_UPDATE):
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self.ReadBusy()
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self.send_command(0x12) # soft reset
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self.ReadBusy()
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self.send_command(0x74) #set analog block control
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self.send_data(0x54)
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self.send_command(0x7E) #set digital block control
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self.send_data(0x3B)
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self.send_command(0x01) #Driver output control
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self.send_data(0xF9)
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self.send_data(0x00)
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self.send_data(0x00)
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self.send_command(0x11) #data entry mode
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self.send_data(0x01)
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self.send_command(0x44) #set Ram-X address start/end position
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self.send_data(0x00)
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self.send_data(0x0F) #0x0C-->(15+1)*8=128
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self.send_command(0x45) #set Ram-Y address start/end position
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self.send_data(0xF9) #0xF9-->(249+1)=250
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self.send_data(0x00)
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self.send_data(0x00)
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self.send_data(0x00)
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self.send_command(0x3C) #BorderWavefrom
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self.send_data(0x03)
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self.send_command(0x2C) #VCOM Voltage
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self.send_data(0x55) #
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||||
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self.send_command(0x03)
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self.send_data(self.lut_full_update[70])
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self.send_command(0x04) #
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self.send_data(self.lut_full_update[71])
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self.send_data(self.lut_full_update[72])
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self.send_data(self.lut_full_update[73])
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self.send_command(0x3A) #Dummy Line
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self.send_data(self.lut_full_update[74])
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self.send_command(0x3B) #Gate time
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self.send_data(self.lut_full_update[75])
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self.send_command(0x32)
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for count in range(70):
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self.send_data(self.lut_full_update[count])
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self.send_command(0x4E) # set RAM x address count to 0
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self.send_data(0x00)
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self.send_command(0x4F) # set RAM y address count to 0X127
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self.send_data(0xF9)
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self.send_data(0x00)
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self.ReadBusy()
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else:
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self.send_command(0x2C) #VCOM Voltage
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self.send_data(0x26)
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self.ReadBusy()
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self.send_command(0x32)
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for count in range(70):
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self.send_data(self.lut_partial_update[count])
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self.send_command(0x37)
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self.send_data(0x00)
|
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self.send_data(0x00)
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self.send_data(0x00)
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self.send_data(0x00)
|
||||
self.send_data(0x40)
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x00)
|
||||
|
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self.send_command(0x22)
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||||
self.send_data(0xC0)
|
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self.send_command(0x20)
|
||||
self.ReadBusy()
|
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|
||||
self.send_command(0x3C) #BorderWavefrom
|
||||
self.send_data(0x01)
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return 0
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||||
def getbuffer(self, image):
|
||||
if self.width%8 == 0:
|
||||
linewidth = int(self.width/8)
|
||||
else:
|
||||
linewidth = int(self.width/8) + 1
|
||||
|
||||
buf = [0xFF] * (linewidth * self.height)
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||||
image_monocolor = image.convert('1')
|
||||
imwidth, imheight = image_monocolor.size
|
||||
pixels = image_monocolor.load()
|
||||
|
||||
if(imwidth == self.width and imheight == self.height):
|
||||
logger.debug("Vertical")
|
||||
for y in range(imheight):
|
||||
for x in range(imwidth):
|
||||
if pixels[x, y] == 0:
|
||||
x = imwidth - x
|
||||
buf[int(x / 8) + y * linewidth] &= ~(0x80 >> (x % 8))
|
||||
elif(imwidth == self.height and imheight == self.width):
|
||||
logger.debug("Horizontal")
|
||||
for y in range(imheight):
|
||||
for x in range(imwidth):
|
||||
newx = y
|
||||
newy = self.height - x - 1
|
||||
if pixels[x, y] == 0:
|
||||
newy = imwidth - newy - 1
|
||||
buf[int(newx / 8) + newy*linewidth] &= ~(0x80 >> (y % 8))
|
||||
return buf
|
||||
|
||||
|
||||
def display(self, image):
|
||||
self.send_command(0x24)
|
||||
self.send_data2(image)
|
||||
self.TurnOnDisplay()
|
||||
|
||||
def displayPartial(self, image):
|
||||
if self.width%8 == 0:
|
||||
linewidth = int(self.width/8)
|
||||
else:
|
||||
linewidth = int(self.width/8) + 1
|
||||
|
||||
buf = [0x00] * self.height * linewidth
|
||||
for j in range(0, self.height):
|
||||
for i in range(0, linewidth):
|
||||
buf[i + j * linewidth] = ~image[i + j * linewidth]
|
||||
|
||||
self.send_command(0x24)
|
||||
self.send_data2(image)
|
||||
|
||||
|
||||
self.send_command(0x26)
|
||||
self.send_data2(buf)
|
||||
self.TurnOnDisplayPart()
|
||||
|
||||
def displayPartBaseImage(self, image):
|
||||
self.send_command(0x24)
|
||||
self.send_data2(image)
|
||||
|
||||
self.send_command(0x26)
|
||||
self.send_data2(image)
|
||||
self.TurnOnDisplay()
|
||||
|
||||
def Clear(self, color=0xFF):
|
||||
if self.width%8 == 0:
|
||||
linewidth = int(self.width/8)
|
||||
else:
|
||||
linewidth = int(self.width/8) + 1
|
||||
# logger.debug(linewidth)
|
||||
|
||||
buf = [0x00] * self.height * linewidth
|
||||
for j in range(0, self.height):
|
||||
for i in range(0, linewidth):
|
||||
buf[i + j * linewidth] = color
|
||||
|
||||
self.send_command(0x24)
|
||||
self.send_data2(buf)
|
||||
|
||||
# self.send_command(0x26)
|
||||
# for j in range(0, self.height):
|
||||
# for i in range(0, linewidth):
|
||||
# self.send_data(color)
|
||||
|
||||
self.TurnOnDisplay()
|
||||
|
||||
def sleep(self):
|
||||
# self.send_command(0x22) #POWER OFF
|
||||
# self.send_data(0xC3)
|
||||
# self.send_command(0x20)
|
||||
|
||||
self.send_command(0x10) #enter deep sleep
|
||||
self.send_data(0x03)
|
||||
epdconfig.delay_ms(2000)
|
||||
epdconfig.module_exit()
|
||||
|
||||
### END OF FILE ###
|
||||
|
||||
357
resources/waveshare_epd/epd2in13_V3.py
Normal file
357
resources/waveshare_epd/epd2in13_V3.py
Normal file
@@ -0,0 +1,357 @@
|
||||
import logging
|
||||
from . import epdconfig
|
||||
|
||||
# Display resolution
|
||||
EPD_WIDTH = 122
|
||||
EPD_HEIGHT = 250
|
||||
|
||||
logger = logging.getLogger(__name__)
|
||||
|
||||
class EPD:
|
||||
def __init__(self):
|
||||
self.reset_pin = epdconfig.RST_PIN
|
||||
self.dc_pin = epdconfig.DC_PIN
|
||||
self.busy_pin = epdconfig.BUSY_PIN
|
||||
self.cs_pin = epdconfig.CS_PIN
|
||||
self.width = EPD_WIDTH
|
||||
self.height = EPD_HEIGHT
|
||||
|
||||
lut_partial_update= [
|
||||
0x0,0x40,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x80,0x80,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x40,0x40,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x80,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x14,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x1,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x1,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x22,0x22,0x22,0x22,0x22,0x22,0x0,0x0,0x0,
|
||||
0x22,0x17,0x41,0x00,0x32,0x36,
|
||||
]
|
||||
|
||||
lut_full_update = [
|
||||
0x80,0x4A,0x40,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x40,0x4A,0x80,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x80,0x4A,0x40,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x40,0x4A,0x80,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0xF,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0xF,0x0,0x0,0xF,0x0,0x0,0x2,
|
||||
0xF,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x1,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x0,0x0,0x0,0x0,0x0,0x0,0x0,
|
||||
0x22,0x22,0x22,0x22,0x22,0x22,0x0,0x0,0x0,
|
||||
0x22,0x17,0x41,0x0,0x32,0x36,
|
||||
]
|
||||
|
||||
'''
|
||||
function :Hardware reset
|
||||
parameter:
|
||||
'''
|
||||
def reset(self):
|
||||
epdconfig.digital_write(self.reset_pin, 1)
|
||||
epdconfig.delay_ms(20)
|
||||
epdconfig.digital_write(self.reset_pin, 0)
|
||||
epdconfig.delay_ms(2)
|
||||
epdconfig.digital_write(self.reset_pin, 1)
|
||||
epdconfig.delay_ms(20)
|
||||
|
||||
'''
|
||||
function :send command
|
||||
parameter:
|
||||
command : Command register
|
||||
'''
|
||||
def send_command(self, command):
|
||||
epdconfig.digital_write(self.dc_pin, 0)
|
||||
epdconfig.digital_write(self.cs_pin, 0)
|
||||
epdconfig.spi_writebyte([command])
|
||||
epdconfig.digital_write(self.cs_pin, 1)
|
||||
|
||||
'''
|
||||
function :send data
|
||||
parameter:
|
||||
data : Write data
|
||||
'''
|
||||
def send_data(self, data):
|
||||
epdconfig.digital_write(self.dc_pin, 1)
|
||||
epdconfig.digital_write(self.cs_pin, 0)
|
||||
epdconfig.spi_writebyte([data])
|
||||
epdconfig.digital_write(self.cs_pin, 1)
|
||||
|
||||
# send a lot of data
|
||||
def send_data2(self, data):
|
||||
epdconfig.digital_write(self.dc_pin, 1)
|
||||
epdconfig.digital_write(self.cs_pin, 0)
|
||||
epdconfig.spi_writebyte2(data)
|
||||
epdconfig.digital_write(self.cs_pin, 1)
|
||||
|
||||
'''
|
||||
function :Wait until the busy_pin goes LOW
|
||||
parameter:
|
||||
'''
|
||||
def ReadBusy(self):
|
||||
logger.debug("e-Paper busy")
|
||||
while(epdconfig.digital_read(self.busy_pin) == 1): # 0: idle, 1: busy
|
||||
epdconfig.delay_ms(10)
|
||||
logger.debug("e-Paper busy release")
|
||||
|
||||
'''
|
||||
function : Turn On Display
|
||||
parameter:
|
||||
'''
|
||||
def TurnOnDisplay(self):
|
||||
self.send_command(0x22) # Display Update Control
|
||||
self.send_data(0xC7)
|
||||
self.send_command(0x20) # Activate Display Update Sequence
|
||||
self.ReadBusy()
|
||||
|
||||
'''
|
||||
function : Turn On Display Part
|
||||
parameter:
|
||||
'''
|
||||
def TurnOnDisplayPart(self):
|
||||
self.send_command(0x22) # Display Update Control
|
||||
self.send_data(0x0f) # fast:0x0c, quality:0x0f, 0xcf
|
||||
self.send_command(0x20) # Activate Display Update Sequence
|
||||
self.ReadBusy()
|
||||
|
||||
'''
|
||||
function : Set lut
|
||||
parameter:
|
||||
lut : lut data
|
||||
'''
|
||||
def Lut(self, lut):
|
||||
self.send_command(0x32)
|
||||
for i in range(0, 153):
|
||||
self.send_data(lut[i])
|
||||
self.ReadBusy()
|
||||
|
||||
'''
|
||||
function : Send lut data and configuration
|
||||
parameter:
|
||||
lut : lut data
|
||||
'''
|
||||
def SetLut(self, lut):
|
||||
self.Lut(lut)
|
||||
self.send_command(0x3f)
|
||||
self.send_data(lut[153])
|
||||
self.send_command(0x03) # gate voltage
|
||||
self.send_data(lut[154])
|
||||
self.send_command(0x04) # source voltage
|
||||
self.send_data(lut[155]) # VSH
|
||||
self.send_data(lut[156]) # VSH2
|
||||
self.send_data(lut[157]) # VSL
|
||||
self.send_command(0x2c) # VCOM
|
||||
self.send_data(lut[158])
|
||||
|
||||
'''
|
||||
function : Setting the display window
|
||||
parameter:
|
||||
xstart : X-axis starting position
|
||||
ystart : Y-axis starting position
|
||||
xend : End position of X-axis
|
||||
yend : End position of Y-axis
|
||||
'''
|
||||
def SetWindow(self, x_start, y_start, x_end, y_end):
|
||||
self.send_command(0x44) # SET_RAM_X_ADDRESS_START_END_POSITION
|
||||
# x point must be the multiple of 8 or the last 3 bits will be ignored
|
||||
self.send_data((x_start>>3) & 0xFF)
|
||||
self.send_data((x_end>>3) & 0xFF)
|
||||
|
||||
self.send_command(0x45) # SET_RAM_Y_ADDRESS_START_END_POSITION
|
||||
self.send_data(y_start & 0xFF)
|
||||
self.send_data((y_start >> 8) & 0xFF)
|
||||
self.send_data(y_end & 0xFF)
|
||||
self.send_data((y_end >> 8) & 0xFF)
|
||||
|
||||
'''
|
||||
function : Set Cursor
|
||||
parameter:
|
||||
x : X-axis starting position
|
||||
y : Y-axis starting position
|
||||
'''
|
||||
def SetCursor(self, x, y):
|
||||
self.send_command(0x4E) # SET_RAM_X_ADDRESS_COUNTER
|
||||
# x point must be the multiple of 8 or the last 3 bits will be ignored
|
||||
self.send_data(x & 0xFF)
|
||||
|
||||
self.send_command(0x4F) # SET_RAM_Y_ADDRESS_COUNTER
|
||||
self.send_data(y & 0xFF)
|
||||
self.send_data((y >> 8) & 0xFF)
|
||||
|
||||
'''
|
||||
function : Initialize the e-Paper register
|
||||
parameter:
|
||||
'''
|
||||
def init(self):
|
||||
if (epdconfig.module_init() != 0):
|
||||
return -1
|
||||
# EPD hardware init start
|
||||
self.reset()
|
||||
|
||||
self.ReadBusy()
|
||||
self.send_command(0x12) #SWRESET
|
||||
self.ReadBusy()
|
||||
|
||||
self.send_command(0x01) #Driver output control
|
||||
self.send_data(0xf9)
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x00)
|
||||
|
||||
self.send_command(0x11) #data entry mode
|
||||
self.send_data(0x03)
|
||||
|
||||
self.SetWindow(0, 0, self.width-1, self.height-1)
|
||||
self.SetCursor(0, 0)
|
||||
|
||||
self.send_command(0x3c)
|
||||
self.send_data(0x05)
|
||||
|
||||
self.send_command(0x21) # Display update control
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x80)
|
||||
|
||||
self.send_command(0x18)
|
||||
self.send_data(0x80)
|
||||
|
||||
self.ReadBusy()
|
||||
|
||||
self.SetLut(self.lut_full_update)
|
||||
return 0
|
||||
|
||||
'''
|
||||
function : Display images
|
||||
parameter:
|
||||
image : Image data
|
||||
'''
|
||||
def getbuffer(self, image):
|
||||
img = image
|
||||
imwidth, imheight = img.size
|
||||
if(imwidth == self.width and imheight == self.height):
|
||||
img = img.convert('1')
|
||||
elif(imwidth == self.height and imheight == self.width):
|
||||
# image has correct dimensions, but needs to be rotated
|
||||
img = img.rotate(90, expand=True).convert('1')
|
||||
else:
|
||||
logger.warning("Wrong image dimensions: must be " + str(self.width) + "x" + str(self.height))
|
||||
# return a blank buffer
|
||||
return [0x00] * (int(self.width/8) * self.height)
|
||||
|
||||
buf = bytearray(img.tobytes('raw'))
|
||||
return buf
|
||||
|
||||
'''
|
||||
function : Sends the image buffer in RAM to e-Paper and displays
|
||||
parameter:
|
||||
image : Image data
|
||||
'''
|
||||
def display(self, image):
|
||||
if self.width%8 == 0:
|
||||
linewidth = int(self.width/8)
|
||||
else:
|
||||
linewidth = int(self.width/8) + 1
|
||||
|
||||
self.send_command(0x24)
|
||||
for j in range(0, self.height):
|
||||
for i in range(0, linewidth):
|
||||
self.send_data(image[i + j * linewidth])
|
||||
self.TurnOnDisplay()
|
||||
|
||||
'''
|
||||
function : Sends the image buffer in RAM to e-Paper and partial refresh
|
||||
parameter:
|
||||
image : Image data
|
||||
'''
|
||||
def displayPartial(self, image):
|
||||
epdconfig.digital_write(self.reset_pin, 0)
|
||||
epdconfig.delay_ms(1)
|
||||
epdconfig.digital_write(self.reset_pin, 1)
|
||||
|
||||
self.SetLut(self.lut_partial_update)
|
||||
self.send_command(0x37)
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x40)
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x00)
|
||||
|
||||
self.send_command(0x3C) #BorderWavefrom
|
||||
self.send_data(0x80)
|
||||
|
||||
self.send_command(0x22)
|
||||
self.send_data(0xC0)
|
||||
self.send_command(0x20)
|
||||
self.ReadBusy()
|
||||
|
||||
self.SetWindow(0, 0, self.width - 1, self.height - 1)
|
||||
self.SetCursor(0, 0)
|
||||
|
||||
self.send_command(0x24) # WRITE_RAM
|
||||
# for j in range(0, self.height):
|
||||
# for i in range(0, linewidth):
|
||||
# self.send_data(image[i + j * linewidth])
|
||||
self.send_data2(image)
|
||||
self.TurnOnDisplayPart()
|
||||
|
||||
'''
|
||||
function : Refresh a base image
|
||||
parameter:
|
||||
image : Image data
|
||||
'''
|
||||
def displayPartBaseImage(self, image):
|
||||
self.send_command(0x24)
|
||||
self.send_data2(image)
|
||||
|
||||
self.send_command(0x26)
|
||||
self.send_data2(image)
|
||||
self.TurnOnDisplay()
|
||||
|
||||
'''
|
||||
function : Clear screen
|
||||
parameter:
|
||||
'''
|
||||
def Clear(self, color=0xFF):
|
||||
if self.width%8 == 0:
|
||||
linewidth = int(self.width/8)
|
||||
else:
|
||||
linewidth = int(self.width/8) + 1
|
||||
# logger.debug(linewidth)
|
||||
|
||||
self.send_command(0x24)
|
||||
self.send_data2([color] * int(self.height * linewidth))
|
||||
self.TurnOnDisplay()
|
||||
|
||||
'''
|
||||
function : Enter sleep mode
|
||||
parameter:
|
||||
'''
|
||||
def sleep(self):
|
||||
self.send_command(0x10) #enter deep sleep
|
||||
self.send_data(0x01)
|
||||
|
||||
epdconfig.delay_ms(2000)
|
||||
epdconfig.module_exit()
|
||||
|
||||
### END OF FILE ###
|
||||
|
||||
321
resources/waveshare_epd/epd2in13_V4.py
Normal file
321
resources/waveshare_epd/epd2in13_V4.py
Normal file
@@ -0,0 +1,321 @@
|
||||
import logging
|
||||
from . import epdconfig
|
||||
|
||||
# Display resolution
|
||||
EPD_WIDTH = 122
|
||||
EPD_HEIGHT = 250
|
||||
|
||||
logger = logging.getLogger(__name__)
|
||||
|
||||
class EPD:
|
||||
def __init__(self):
|
||||
self.reset_pin = epdconfig.RST_PIN
|
||||
self.dc_pin = epdconfig.DC_PIN
|
||||
self.busy_pin = epdconfig.BUSY_PIN
|
||||
self.cs_pin = epdconfig.CS_PIN
|
||||
self.width = EPD_WIDTH
|
||||
self.height = EPD_HEIGHT
|
||||
|
||||
'''
|
||||
function :Hardware reset
|
||||
parameter:
|
||||
'''
|
||||
def reset(self):
|
||||
epdconfig.digital_write(self.reset_pin, 1)
|
||||
epdconfig.delay_ms(20)
|
||||
epdconfig.digital_write(self.reset_pin, 0)
|
||||
epdconfig.delay_ms(2)
|
||||
epdconfig.digital_write(self.reset_pin, 1)
|
||||
epdconfig.delay_ms(20)
|
||||
|
||||
'''
|
||||
function :send command
|
||||
parameter:
|
||||
command : Command register
|
||||
'''
|
||||
def send_command(self, command):
|
||||
epdconfig.digital_write(self.dc_pin, 0)
|
||||
epdconfig.digital_write(self.cs_pin, 0)
|
||||
epdconfig.spi_writebyte([command])
|
||||
epdconfig.digital_write(self.cs_pin, 1)
|
||||
|
||||
'''
|
||||
function :send data
|
||||
parameter:
|
||||
data : Write data
|
||||
'''
|
||||
def send_data(self, data):
|
||||
epdconfig.digital_write(self.dc_pin, 1)
|
||||
epdconfig.digital_write(self.cs_pin, 0)
|
||||
epdconfig.spi_writebyte([data])
|
||||
epdconfig.digital_write(self.cs_pin, 1)
|
||||
|
||||
# send a lot of data
|
||||
def send_data2(self, data):
|
||||
epdconfig.digital_write(self.dc_pin, 1)
|
||||
epdconfig.digital_write(self.cs_pin, 0)
|
||||
epdconfig.spi_writebyte2(data)
|
||||
epdconfig.digital_write(self.cs_pin, 1)
|
||||
|
||||
'''
|
||||
function :Wait until the busy_pin goes LOW
|
||||
parameter:
|
||||
'''
|
||||
def ReadBusy(self):
|
||||
logger.debug("e-Paper busy")
|
||||
while(epdconfig.digital_read(self.busy_pin) == 1): # 0: idle, 1: busy
|
||||
epdconfig.delay_ms(10)
|
||||
logger.debug("e-Paper busy release")
|
||||
|
||||
'''
|
||||
function : Turn On Display
|
||||
parameter:
|
||||
'''
|
||||
def TurnOnDisplay(self):
|
||||
self.send_command(0x22) # Display Update Control
|
||||
self.send_data(0xf7)
|
||||
self.send_command(0x20) # Activate Display Update Sequence
|
||||
self.ReadBusy()
|
||||
|
||||
'''
|
||||
function : Turn On Display Fast
|
||||
parameter:
|
||||
'''
|
||||
def TurnOnDisplay_Fast(self):
|
||||
self.send_command(0x22) # Display Update Control
|
||||
self.send_data(0xC7) # fast:0x0c, quality:0x0f, 0xcf
|
||||
self.send_command(0x20) # Activate Display Update Sequence
|
||||
self.ReadBusy()
|
||||
|
||||
'''
|
||||
function : Turn On Display Part
|
||||
parameter:
|
||||
'''
|
||||
def TurnOnDisplayPart(self):
|
||||
self.send_command(0x22) # Display Update Control
|
||||
self.send_data(0xff) # fast:0x0c, quality:0x0f, 0xcf
|
||||
self.send_command(0x20) # Activate Display Update Sequence
|
||||
self.ReadBusy()
|
||||
|
||||
|
||||
'''
|
||||
function : Setting the display window
|
||||
parameter:
|
||||
xstart : X-axis starting position
|
||||
ystart : Y-axis starting position
|
||||
xend : End position of X-axis
|
||||
yend : End position of Y-axis
|
||||
'''
|
||||
def SetWindow(self, x_start, y_start, x_end, y_end):
|
||||
self.send_command(0x44) # SET_RAM_X_ADDRESS_START_END_POSITION
|
||||
# x point must be the multiple of 8 or the last 3 bits will be ignored
|
||||
self.send_data((x_start>>3) & 0xFF)
|
||||
self.send_data((x_end>>3) & 0xFF)
|
||||
|
||||
self.send_command(0x45) # SET_RAM_Y_ADDRESS_START_END_POSITION
|
||||
self.send_data(y_start & 0xFF)
|
||||
self.send_data((y_start >> 8) & 0xFF)
|
||||
self.send_data(y_end & 0xFF)
|
||||
self.send_data((y_end >> 8) & 0xFF)
|
||||
|
||||
'''
|
||||
function : Set Cursor
|
||||
parameter:
|
||||
x : X-axis starting position
|
||||
y : Y-axis starting position
|
||||
'''
|
||||
def SetCursor(self, x, y):
|
||||
self.send_command(0x4E) # SET_RAM_X_ADDRESS_COUNTER
|
||||
# x point must be the multiple of 8 or the last 3 bits will be ignored
|
||||
self.send_data(x & 0xFF)
|
||||
|
||||
self.send_command(0x4F) # SET_RAM_Y_ADDRESS_COUNTER
|
||||
self.send_data(y & 0xFF)
|
||||
self.send_data((y >> 8) & 0xFF)
|
||||
|
||||
'''
|
||||
function : Initialize the e-Paper register
|
||||
parameter:
|
||||
'''
|
||||
def init(self):
|
||||
if (epdconfig.module_init() != 0):
|
||||
return -1
|
||||
# EPD hardware init start
|
||||
self.reset()
|
||||
|
||||
self.ReadBusy()
|
||||
self.send_command(0x12) #SWRESET
|
||||
self.ReadBusy()
|
||||
|
||||
self.send_command(0x01) #Driver output control
|
||||
self.send_data(0xf9)
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x00)
|
||||
|
||||
self.send_command(0x11) #data entry mode
|
||||
self.send_data(0x03)
|
||||
|
||||
self.SetWindow(0, 0, self.width-1, self.height-1)
|
||||
self.SetCursor(0, 0)
|
||||
|
||||
self.send_command(0x3c)
|
||||
self.send_data(0x05)
|
||||
|
||||
self.send_command(0x21) # Display update control
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x80)
|
||||
|
||||
self.send_command(0x18)
|
||||
self.send_data(0x80)
|
||||
|
||||
self.ReadBusy()
|
||||
|
||||
return 0
|
||||
|
||||
'''
|
||||
function : Initialize the e-Paper fast register
|
||||
parameter:
|
||||
'''
|
||||
def init_fast(self):
|
||||
if (epdconfig.module_init() != 0):
|
||||
return -1
|
||||
# EPD hardware init start
|
||||
self.reset()
|
||||
|
||||
self.send_command(0x12) #SWRESET
|
||||
self.ReadBusy()
|
||||
|
||||
self.send_command(0x18) # Read built-in temperature sensor
|
||||
self.send_command(0x80)
|
||||
|
||||
self.send_command(0x11) # data entry mode
|
||||
self.send_data(0x03)
|
||||
|
||||
self.SetWindow(0, 0, self.width-1, self.height-1)
|
||||
self.SetCursor(0, 0)
|
||||
|
||||
self.send_command(0x22) # Load temperature value
|
||||
self.send_data(0xB1)
|
||||
self.send_command(0x20)
|
||||
self.ReadBusy()
|
||||
|
||||
self.send_command(0x1A) # Write to temperature register
|
||||
self.send_data(0x64)
|
||||
self.send_data(0x00)
|
||||
|
||||
self.send_command(0x22) # Load temperature value
|
||||
self.send_data(0x91)
|
||||
self.send_command(0x20)
|
||||
self.ReadBusy()
|
||||
|
||||
return 0
|
||||
'''
|
||||
function : Display images
|
||||
parameter:
|
||||
image : Image data
|
||||
'''
|
||||
def getbuffer(self, image):
|
||||
img = image
|
||||
imwidth, imheight = img.size
|
||||
if(imwidth == self.width and imheight == self.height):
|
||||
img = img.convert('1')
|
||||
elif(imwidth == self.height and imheight == self.width):
|
||||
# image has correct dimensions, but needs to be rotated
|
||||
img = img.rotate(90, expand=True).convert('1')
|
||||
#to remove
|
||||
else:
|
||||
logger.warning("Wrong image dimensions: must be " + str(self.width) + "x" + str(self.height))
|
||||
# return a blank buffer
|
||||
return [0x00] * (int(self.width/8) * self.height)
|
||||
|
||||
buf = bytearray(img.tobytes('raw'))
|
||||
return buf
|
||||
|
||||
'''
|
||||
function : Sends the image buffer in RAM to e-Paper and displays
|
||||
parameter:
|
||||
image : Image data
|
||||
'''
|
||||
def display(self, image):
|
||||
self.send_command(0x24)
|
||||
self.send_data2(image)
|
||||
self.TurnOnDisplay()
|
||||
|
||||
'''
|
||||
function : Sends the image buffer in RAM to e-Paper and fast displays
|
||||
parameter:
|
||||
image : Image data
|
||||
'''
|
||||
def display_fast(self, image):
|
||||
self.send_command(0x24)
|
||||
self.send_data2(image)
|
||||
self.TurnOnDisplay_Fast()
|
||||
'''
|
||||
function : Sends the image buffer in RAM to e-Paper and partial refresh
|
||||
parameter:
|
||||
image : Image data
|
||||
'''
|
||||
def displayPartial(self, image):
|
||||
epdconfig.digital_write(self.reset_pin, 0)
|
||||
epdconfig.delay_ms(1)
|
||||
epdconfig.digital_write(self.reset_pin, 1)
|
||||
|
||||
self.send_command(0x3C) # BorderWavefrom
|
||||
self.send_data(0x80)
|
||||
|
||||
self.send_command(0x01) # Driver output control
|
||||
self.send_data(0xF9)
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x00)
|
||||
|
||||
self.send_command(0x11) # data entry mode
|
||||
self.send_data(0x03)
|
||||
|
||||
self.SetWindow(0, 0, self.width - 1, self.height - 1)
|
||||
self.SetCursor(0, 0)
|
||||
|
||||
self.send_command(0x24) # WRITE_RAM
|
||||
self.send_data2(image)
|
||||
self.TurnOnDisplayPart()
|
||||
|
||||
'''
|
||||
function : Refresh a base image
|
||||
parameter:
|
||||
image : Image data
|
||||
'''
|
||||
def displayPartBaseImage(self, image):
|
||||
self.send_command(0x24)
|
||||
self.send_data2(image)
|
||||
|
||||
self.send_command(0x26)
|
||||
self.send_data2(image)
|
||||
self.TurnOnDisplay()
|
||||
|
||||
'''
|
||||
function : Clear screen
|
||||
parameter:
|
||||
'''
|
||||
def Clear(self, color=0xFF):
|
||||
if self.width%8 == 0:
|
||||
linewidth = int(self.width/8)
|
||||
else:
|
||||
linewidth = int(self.width/8) + 1
|
||||
# logger.debug(linewidth)
|
||||
|
||||
self.send_command(0x24)
|
||||
self.send_data2([color] * int(self.height * linewidth))
|
||||
self.TurnOnDisplay()
|
||||
|
||||
'''
|
||||
function : Enter sleep mode
|
||||
parameter:
|
||||
'''
|
||||
def sleep(self):
|
||||
self.send_command(0x10) #enter deep sleep
|
||||
self.send_data(0x01)
|
||||
|
||||
epdconfig.delay_ms(2000)
|
||||
epdconfig.module_exit()
|
||||
|
||||
### END OF FILE ###
|
||||
|
||||
292
resources/waveshare_epd/epdconfig.py
Normal file
292
resources/waveshare_epd/epdconfig.py
Normal file
@@ -0,0 +1,292 @@
|
||||
|
||||
import os
|
||||
import sys
|
||||
import time
|
||||
import subprocess
|
||||
|
||||
from ctypes import *
|
||||
|
||||
|
||||
|
||||
class RaspberryPi:
|
||||
# Pin definition
|
||||
RST_PIN = 17
|
||||
DC_PIN = 25
|
||||
CS_PIN = 8
|
||||
BUSY_PIN = 24
|
||||
PWR_PIN = 18
|
||||
MOSI_PIN = 10
|
||||
SCLK_PIN = 11
|
||||
|
||||
def __init__(self):
|
||||
import spidev
|
||||
import gpiozero
|
||||
|
||||
self.SPI = spidev.SpiDev()
|
||||
self.GPIO_RST_PIN = gpiozero.LED(self.RST_PIN)
|
||||
self.GPIO_DC_PIN = gpiozero.LED(self.DC_PIN)
|
||||
# self.GPIO_CS_PIN = gpiozero.LED(self.CS_PIN)
|
||||
self.GPIO_PWR_PIN = gpiozero.LED(self.PWR_PIN)
|
||||
self.GPIO_BUSY_PIN = gpiozero.Button(self.BUSY_PIN, pull_up = False)
|
||||
|
||||
|
||||
|
||||
def digital_write(self, pin, value):
|
||||
if pin == self.RST_PIN:
|
||||
if value:
|
||||
self.GPIO_RST_PIN.on()
|
||||
else:
|
||||
self.GPIO_RST_PIN.off()
|
||||
elif pin == self.DC_PIN:
|
||||
if value:
|
||||
self.GPIO_DC_PIN.on()
|
||||
else:
|
||||
self.GPIO_DC_PIN.off()
|
||||
# elif pin == self.CS_PIN:
|
||||
# if value:
|
||||
# self.GPIO_CS_PIN.on()
|
||||
# else:
|
||||
# self.GPIO_CS_PIN.off()
|
||||
elif pin == self.PWR_PIN:
|
||||
if value:
|
||||
self.GPIO_PWR_PIN.on()
|
||||
else:
|
||||
self.GPIO_PWR_PIN.off()
|
||||
|
||||
def digital_read(self, pin):
|
||||
if pin == self.BUSY_PIN:
|
||||
return self.GPIO_BUSY_PIN.value
|
||||
elif pin == self.RST_PIN:
|
||||
return self.RST_PIN.value
|
||||
elif pin == self.DC_PIN:
|
||||
return self.DC_PIN.value
|
||||
# elif pin == self.CS_PIN:
|
||||
# return self.CS_PIN.value
|
||||
elif pin == self.PWR_PIN:
|
||||
return self.PWR_PIN.value
|
||||
|
||||
def delay_ms(self, delaytime):
|
||||
time.sleep(delaytime / 1000.0)
|
||||
|
||||
def spi_writebyte(self, data):
|
||||
self.SPI.writebytes(data)
|
||||
|
||||
def spi_writebyte2(self, data):
|
||||
self.SPI.writebytes2(data)
|
||||
|
||||
def DEV_SPI_write(self, data):
|
||||
self.DEV_SPI.DEV_SPI_SendData(data)
|
||||
|
||||
def DEV_SPI_nwrite(self, data):
|
||||
self.DEV_SPI.DEV_SPI_SendnData(data)
|
||||
|
||||
def DEV_SPI_read(self):
|
||||
return self.DEV_SPI.DEV_SPI_ReadData()
|
||||
|
||||
def module_init(self, cleanup=False):
|
||||
self.GPIO_PWR_PIN.on()
|
||||
|
||||
if cleanup:
|
||||
find_dirs = [
|
||||
os.path.dirname(os.path.realpath(__file__)),
|
||||
'/usr/local/lib',
|
||||
'/usr/lib',
|
||||
]
|
||||
self.DEV_SPI = None
|
||||
for find_dir in find_dirs:
|
||||
val = int(os.popen('getconf LONG_BIT').read())
|
||||
# logging.debug("System is %d bit"%val)
|
||||
if val == 64:
|
||||
so_filename = os.path.join(find_dir, 'DEV_Config_64.so')
|
||||
else:
|
||||
so_filename = os.path.join(find_dir, 'DEV_Config_32.so')
|
||||
if os.path.exists(so_filename):
|
||||
self.DEV_SPI = CDLL(so_filename)
|
||||
break
|
||||
if self.DEV_SPI is None:
|
||||
RuntimeError('Cannot find DEV_Config.so')
|
||||
|
||||
self.DEV_SPI.DEV_Module_Init()
|
||||
|
||||
else:
|
||||
# SPI device, bus = 0, device = 0
|
||||
self.SPI.open(0, 0)
|
||||
self.SPI.max_speed_hz = 4000000
|
||||
self.SPI.mode = 0b00
|
||||
return 0
|
||||
|
||||
def module_exit(self, cleanup=False):
|
||||
# logger.debug("spi end")
|
||||
self.SPI.close()
|
||||
|
||||
self.GPIO_RST_PIN.off()
|
||||
self.GPIO_DC_PIN.off()
|
||||
self.GPIO_PWR_PIN.off()
|
||||
# logger.debug("close 5V, Module enters 0 power consumption ...")
|
||||
|
||||
if cleanup:
|
||||
self.GPIO_RST_PIN.close()
|
||||
self.GPIO_DC_PIN.close()
|
||||
# self.GPIO_CS_PIN.close()
|
||||
self.GPIO_PWR_PIN.close()
|
||||
self.GPIO_BUSY_PIN.close()
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
class JetsonNano:
|
||||
# Pin definition
|
||||
RST_PIN = 17
|
||||
DC_PIN = 25
|
||||
CS_PIN = 8
|
||||
BUSY_PIN = 24
|
||||
PWR_PIN = 18
|
||||
|
||||
def __init__(self):
|
||||
import ctypes
|
||||
find_dirs = [
|
||||
os.path.dirname(os.path.realpath(__file__)),
|
||||
'/usr/local/lib',
|
||||
'/usr/lib',
|
||||
]
|
||||
self.SPI = None
|
||||
for find_dir in find_dirs:
|
||||
so_filename = os.path.join(find_dir, 'sysfs_software_spi.so')
|
||||
if os.path.exists(so_filename):
|
||||
self.SPI = ctypes.cdll.LoadLibrary(so_filename)
|
||||
break
|
||||
if self.SPI is None:
|
||||
raise RuntimeError('Cannot find sysfs_software_spi.so')
|
||||
|
||||
import Jetson.GPIO
|
||||
self.GPIO = Jetson.GPIO
|
||||
|
||||
def digital_write(self, pin, value):
|
||||
self.GPIO.output(pin, value)
|
||||
|
||||
def digital_read(self, pin):
|
||||
return self.GPIO.input(self.BUSY_PIN)
|
||||
|
||||
def delay_ms(self, delaytime):
|
||||
time.sleep(delaytime / 1000.0)
|
||||
|
||||
def spi_writebyte(self, data):
|
||||
self.SPI.SYSFS_software_spi_transfer(data[0])
|
||||
|
||||
def spi_writebyte2(self, data):
|
||||
for i in range(len(data)):
|
||||
self.SPI.SYSFS_software_spi_transfer(data[i])
|
||||
|
||||
def module_init(self):
|
||||
self.GPIO.setmode(self.GPIO.BCM)
|
||||
self.GPIO.setwarnings(False)
|
||||
self.GPIO.setup(self.RST_PIN, self.GPIO.OUT)
|
||||
self.GPIO.setup(self.DC_PIN, self.GPIO.OUT)
|
||||
self.GPIO.setup(self.CS_PIN, self.GPIO.OUT)
|
||||
self.GPIO.setup(self.PWR_PIN, self.GPIO.OUT)
|
||||
self.GPIO.setup(self.BUSY_PIN, self.GPIO.IN)
|
||||
|
||||
self.GPIO.output(self.PWR_PIN, 1)
|
||||
|
||||
self.SPI.SYSFS_software_spi_begin()
|
||||
return 0
|
||||
|
||||
def module_exit(self):
|
||||
# logger.debug("spi end")
|
||||
self.SPI.SYSFS_software_spi_end()
|
||||
|
||||
# logger.debug("close 5V, Module enters 0 power consumption ...")
|
||||
self.GPIO.output(self.RST_PIN, 0)
|
||||
self.GPIO.output(self.DC_PIN, 0)
|
||||
self.GPIO.output(self.PWR_PIN, 0)
|
||||
|
||||
self.GPIO.cleanup([self.RST_PIN, self.DC_PIN, self.CS_PIN, self.BUSY_PIN, self.PWR_PIN])
|
||||
|
||||
|
||||
class SunriseX3:
|
||||
# Pin definition
|
||||
RST_PIN = 17
|
||||
DC_PIN = 25
|
||||
CS_PIN = 8
|
||||
BUSY_PIN = 24
|
||||
PWR_PIN = 18
|
||||
Flag = 0
|
||||
|
||||
def __init__(self):
|
||||
import spidev
|
||||
import Hobot.GPIO
|
||||
|
||||
self.GPIO = Hobot.GPIO
|
||||
self.SPI = spidev.SpiDev()
|
||||
|
||||
def digital_write(self, pin, value):
|
||||
self.GPIO.output(pin, value)
|
||||
|
||||
def digital_read(self, pin):
|
||||
return self.GPIO.input(pin)
|
||||
|
||||
def delay_ms(self, delaytime):
|
||||
time.sleep(delaytime / 1000.0)
|
||||
|
||||
def spi_writebyte(self, data):
|
||||
self.SPI.writebytes(data)
|
||||
|
||||
def spi_writebyte2(self, data):
|
||||
# for i in range(len(data)):
|
||||
# self.SPI.writebytes([data[i]])
|
||||
self.SPI.xfer3(data)
|
||||
|
||||
def module_init(self):
|
||||
if self.Flag == 0:
|
||||
self.Flag = 1
|
||||
self.GPIO.setmode(self.GPIO.BCM)
|
||||
self.GPIO.setwarnings(False)
|
||||
self.GPIO.setup(self.RST_PIN, self.GPIO.OUT)
|
||||
self.GPIO.setup(self.DC_PIN, self.GPIO.OUT)
|
||||
self.GPIO.setup(self.CS_PIN, self.GPIO.OUT)
|
||||
self.GPIO.setup(self.PWR_PIN, self.GPIO.OUT)
|
||||
self.GPIO.setup(self.BUSY_PIN, self.GPIO.IN)
|
||||
|
||||
self.GPIO.output(self.PWR_PIN, 1)
|
||||
|
||||
# SPI device, bus = 0, device = 0
|
||||
self.SPI.open(2, 0)
|
||||
self.SPI.max_speed_hz = 4000000
|
||||
self.SPI.mode = 0b00
|
||||
return 0
|
||||
else:
|
||||
return 0
|
||||
|
||||
def module_exit(self):
|
||||
# logger.debug("spi end")
|
||||
self.SPI.close()
|
||||
|
||||
# logger.debug("close 5V, Module enters 0 power consumption ...")
|
||||
self.Flag = 0
|
||||
self.GPIO.output(self.RST_PIN, 0)
|
||||
self.GPIO.output(self.DC_PIN, 0)
|
||||
self.GPIO.output(self.PWR_PIN, 0)
|
||||
|
||||
self.GPIO.cleanup([self.RST_PIN, self.DC_PIN, self.CS_PIN, self.BUSY_PIN], self.PWR_PIN)
|
||||
|
||||
|
||||
if sys.version_info[0] == 2:
|
||||
process = subprocess.Popen("cat /proc/cpuinfo | grep Raspberry", shell=True, stdout=subprocess.PIPE)
|
||||
else:
|
||||
process = subprocess.Popen("cat /proc/cpuinfo | grep Raspberry", shell=True, stdout=subprocess.PIPE, text=True)
|
||||
output, _ = process.communicate()
|
||||
if sys.version_info[0] == 2:
|
||||
output = output.decode(sys.stdout.encoding)
|
||||
|
||||
if "Raspberry" in output:
|
||||
implementation = RaspberryPi()
|
||||
elif os.path.exists('/sys/bus/platform/drivers/gpio-x3'):
|
||||
implementation = SunriseX3()
|
||||
else:
|
||||
implementation = JetsonNano()
|
||||
|
||||
for func in [x for x in dir(implementation) if not x.startswith('_')]:
|
||||
setattr(sys.modules[__name__], func, getattr(implementation, func))
|
||||
|
||||
### END OF FILE ###
|
||||
Reference in New Issue
Block a user