Improved formatting
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@@ -32,8 +32,9 @@ import logging
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from inkycal.display.drivers import epdconfig
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# Display resolution
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EPD_WIDTH = 640
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EPD_HEIGHT = 384
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EPD_WIDTH = 640
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EPD_HEIGHT = 384
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class EPD:
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def __init__(self):
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@@ -47,11 +48,11 @@ class EPD:
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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.delay_ms(200)
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epdconfig.digital_write(self.reset_pin, 0)
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epdconfig.delay_ms(10)
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epdconfig.digital_write(self.reset_pin, 1)
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epdconfig.delay_ms(200)
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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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@@ -64,80 +65,80 @@ class EPD:
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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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logging.debug("e-Paper busy")
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while(epdconfig.digital_read(self.busy_pin) == 0): # 0: idle, 1: busy
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while (epdconfig.digital_read(self.busy_pin) == 0): # 0: idle, 1: busy
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epdconfig.delay_ms(100)
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logging.debug("e-Paper busy release")
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def init(self):
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if (epdconfig.module_init() != 0):
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return -1
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self.reset()
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self.send_command(0x01) # POWER_SETTING
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self.send_command(0x01) # POWER_SETTING
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self.send_data(0x37)
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self.send_data(0x00)
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self.send_command(0x00) # PANEL_SETTING
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self.send_command(0x00) # PANEL_SETTING
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self.send_data(0xCF)
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self.send_data(0x08)
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self.send_command(0x30) # PLL_CONTROL
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self.send_data(0x3A) # PLL: 0-15:0x3C, 15+:0x3A
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self.send_command(0x82) # VCM_DC_SETTING
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self.send_data(0x28) #all temperature range
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self.send_command(0x06) # BOOSTER_SOFT_START
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self.send_command(0x30) # PLL_CONTROL
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self.send_data(0x3A) # PLL: 0-15:0x3C, 15+:0x3A
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self.send_command(0x82) # VCM_DC_SETTING
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self.send_data(0x28) # all temperature range
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self.send_command(0x06) # BOOSTER_SOFT_START
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self.send_data(0xc7)
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self.send_data(0xcc)
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self.send_data(0x15)
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self.send_command(0x50) # VCOM AND DATA INTERVAL SETTING
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self.send_command(0x50) # VCOM AND DATA INTERVAL SETTING
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self.send_data(0x77)
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self.send_command(0x60) # TCON_SETTING
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self.send_command(0x60) # TCON_SETTING
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self.send_data(0x22)
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self.send_command(0x65) # FLASH CONTROL
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self.send_command(0x65) # FLASH CONTROL
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self.send_data(0x00)
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self.send_command(0x61) # TCON_RESOLUTION
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self.send_data(self.width >> 8) # source 640
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self.send_command(0x61) # TCON_RESOLUTION
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self.send_data(self.width >> 8) # source 640
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self.send_data(self.width & 0xff)
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self.send_data(self.height >> 8) # gate 384
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self.send_data(self.height >> 8) # gate 384
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self.send_data(self.height & 0xff)
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self.send_command(0xe5) # FLASH MODE
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self.send_command(0xe5) # FLASH MODE
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self.send_data(0x03)
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return 0
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def getbuffer(self, image):
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# logging.debug("bufsiz = ",int(self.width/8) * self.height)
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buf = [0xFF] * (int(self.width/8) * self.height)
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buf = [0xFF] * (int(self.width / 8) * 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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logging.debug('imwidth = %d imheight = %d ',imwidth, imheight)
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if(imwidth == self.width and imheight == self.height):
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logging.debug('imwidth = %d imheight = %d ', imwidth, imheight)
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if (imwidth == self.width and imheight == self.height):
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logging.debug("Horizontal")
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for y in range(imheight):
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for x in range(imwidth):
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# Set the bits for the column of pixels at the current position.
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if pixels[x, y] == 0:
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buf[int((x + y * self.width) / 8)] &= ~(0x80 >> (x % 8))
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elif(imwidth == self.height and imheight == self.width):
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elif (imwidth == self.height and imheight == self.width):
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logging.debug("Vertical")
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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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buf[int((newx + newy*self.width) / 8)] &= ~(0x80 >> (y % 8))
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buf[int((newx + newy * self.width) / 8)] &= ~(0x80 >> (y % 8))
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return buf
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def display(self, imageblack, imagered):
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@@ -148,33 +149,33 @@ class EPD:
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j = 0
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while (j < 8):
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if ((temp2 & 0x80) == 0x00):
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temp3 = 0x04 #red
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temp3 = 0x04 # red
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elif ((temp1 & 0x80) == 0x00):
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temp3 = 0x00 #black
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temp3 = 0x00 # black
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else:
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temp3 = 0x03 #white
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temp3 = 0x03 # white
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temp3 = (temp3 << 4) & 0xFF
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temp1 = (temp1 << 1) & 0xFF
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temp2 = (temp2 << 1) & 0xFF
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j += 1
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if((temp2 & 0x80) == 0x00):
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temp3 |= 0x04 #red
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if ((temp2 & 0x80) == 0x00):
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temp3 |= 0x04 # red
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elif ((temp1 & 0x80) == 0x00):
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temp3 |= 0x00 #black
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temp3 |= 0x00 # black
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else:
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temp3 |= 0x03 #white
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temp3 |= 0x03 # white
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temp1 = (temp1 << 1) & 0xFF
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temp2 = (temp2 << 1) & 0xFF
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self.send_data(temp3)
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j += 1
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self.send_command(0x04) # POWER ON
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self.send_command(0x04) # POWER ON
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self.ReadBusy()
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self.send_command(0x12) # display refresh
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self.send_command(0x12) # display refresh
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epdconfig.delay_ms(100)
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self.ReadBusy()
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def Clear(self):
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self.send_command(0x10)
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for i in range(0, int(self.width / 8 * self.height)):
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@@ -182,20 +183,19 @@ class EPD:
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self.send_data(0x33)
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self.send_data(0x33)
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self.send_data(0x33)
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self.send_command(0x04) # POWER ON
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self.send_command(0x04) # POWER ON
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self.ReadBusy()
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self.send_command(0x12) # display refresh
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self.send_command(0x12) # display refresh
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epdconfig.delay_ms(100)
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self.ReadBusy()
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def sleep(self):
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self.send_command(0x02) # POWER_OFF
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self.send_command(0x02) # POWER_OFF
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self.ReadBusy()
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self.send_command(0x07) # DEEP_SLEEP
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self.send_command(0x07) # DEEP_SLEEP
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self.send_data(0XA5)
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epdconfig.module_exit()
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### END OF FILE ###
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