Improved formatting
This commit is contained in:
@@ -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 = 600
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EPD_HEIGHT = 448
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EPD_WIDTH = 600
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EPD_HEIGHT = 448
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class EPD:
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def __init__(self):
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@@ -43,15 +44,15 @@ class EPD:
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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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# 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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@@ -64,59 +65,59 @@ 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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epdconfig.delay_ms(100)
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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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# EPD hardware init start
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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(0x06) # BOOSTER_SOFT_START
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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(0x28)
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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(0x30) # PLL_CONTROL
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self.send_command(0x30) # PLL_CONTROL
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self.send_data(0x3c)
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self.send_command(0x41) # TEMPERATURE_CALIBRATION
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self.send_command(0x41) # TEMPERATURE_CALIBRATION
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self.send_data(0x00)
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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(0x61) # TCON_RESOLUTION
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self.send_data(0x02) # source 600
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self.send_command(0x61) # TCON_RESOLUTION
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self.send_data(0x02) # source 600
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self.send_data(0x58)
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self.send_data(0x01) # gate 448
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self.send_data(0x01) # gate 448
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self.send_data(0xC0)
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self.send_command(0x82) # VCM_DC_SETTING
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self.send_data(0x1E) # decide by LUT file
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self.send_command(0xe5) # FLASH MODE
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self.send_command(0x82) # VCM_DC_SETTING
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self.send_data(0x1E) # decide by LUT file
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self.send_command(0xe5) # FLASH MODE
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self.send_data(0x03)
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# EPD hardware init end
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return 0
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@@ -125,30 +126,30 @@ class EPD:
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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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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] < 64: # black
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if pixels[x, y] < 64: # black
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buf[int((x + y * self.width) / 4)] &= ~(0xC0 >> (x % 4 * 2))
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elif pixels[x, y] < 192: # convert gray to red
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elif pixels[x, y] < 192: # convert gray to red
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buf[int((x + y * self.width) / 4)] &= ~(0xC0 >> (x % 4 * 2))
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buf[int((x + y * self.width) / 4)] |= 0x40 >> (x % 4 * 2)
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else: # white
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else: # white
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buf[int((x + y * self.width) / 4)] |= 0xC0 >> (x % 4 * 2)
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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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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] < 64: # black
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buf[int((newx + newy*self.width) / 4)] &= ~(0xC0 >> (y % 4 * 2))
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elif pixels[x, y] < 192: # convert gray to red
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buf[int((newx + newy*self.width) / 4)] &= ~(0xC0 >> (y % 4 * 2))
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buf[int((newx + newy*self.width) / 4)] |= 0x40 >> (y % 4 * 2)
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else: # white
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buf[int((newx + newy*self.width) / 4)] |= 0xC0 >> (y % 4 * 2)
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newy = self.height - x - 1
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if pixels[x, y] < 64: # black
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buf[int((newx + newy * self.width) / 4)] &= ~(0xC0 >> (y % 4 * 2))
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elif pixels[x, y] < 192: # convert gray to red
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buf[int((newx + newy * self.width) / 4)] &= ~(0xC0 >> (y % 4 * 2))
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buf[int((newx + newy * self.width) / 4)] |= 0x40 >> (y % 4 * 2)
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else: # white
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buf[int((newx + newy * self.width) / 4)] |= 0xC0 >> (y % 4 * 2)
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return buf
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def display(self, image):
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@@ -166,7 +167,7 @@ class EPD:
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temp2 = (temp2 << 4) & 0xFF
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temp1 = (temp1 << 2) & 0xFF
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j += 1
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if((temp1 & 0xC0) == 0xC0):
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if ((temp1 & 0xC0) == 0xC0):
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temp2 |= 0x03
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elif ((temp1 & 0xC0) == 0x00):
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temp2 |= 0x00
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@@ -175,11 +176,11 @@ class EPD:
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temp1 = (temp1 << 2) & 0xFF
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self.send_data(temp2)
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j += 1
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self.send_command(0x12)
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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 / 4 * self.height)):
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@@ -189,12 +190,11 @@ class EPD:
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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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epdconfig.module_exit()
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### END OF FILE ###
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