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‎Adafruit_EPD.py

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import time
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from Adafruit_MCP_SRAM import *
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import digitalio
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import busio
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from board import *
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from adafruit_bus_device.spi_device import SPIDevice
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class Adafruit_EPD(object):
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"""Base class for EPD displays
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"""
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def __init__(self, width, height, rst, dc, busy, srcs=None, cs=None,
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spi=None):
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self.width = width
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self.height = height
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# Setup reset pin.
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self._rst = rst
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self._rst.direction = digitalio.Direction.OUTPUT
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# Setup busy pin.
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self._busy = busy
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self._busy.direction = digitalio.Direction.INPUT
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# Setup dc pin.
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self._dc = dc
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self._dc.direction = digitalio.Direction.OUTPUT
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# Setup cs pin.
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self._cs = cs
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self._cs.direction = digitalio.Direction.OUTPUT
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self.spi_device = spi
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self.sram = Adafruit_MCP_SRAM(cs=srcs, spi=spi)
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def begin(self, reset=True):
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self._cs.value = True
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self._dc.value = False
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if reset:
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self._rst.value = False
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time.sleep(.1)
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self._rst.value = True
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time.sleep(.1)
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while self._busy.value == True:
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pass
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def command(self, c, data=None, end=True):
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"""Send command byte to display."""
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self._cs.value = True
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self._dc.value = False
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self._cs.value = False
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with self.spi_device as spi:
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spi.write(bytearray([c]))
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if data is not None:
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self.data(data)
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elif end:
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self._cs.value = True
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def data(self, d):
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"""Send data to display."""
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self._dc.value = True
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with self.spi_device as spi:
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spi.write(d)
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self._cs.value = True

‎Adafruit_IL0376F.py

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from Adafruit_EPD import *
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from micropython import const
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IL0376F_PANEL_SETTING = const(0x00)
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IL0376F_POWER_SETTING = const(0x01)
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IL0376F_POWER_OFF = const(0x02)
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IL0376F_POWER_OFF_SEQUENCE = const(0x03)
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IL0376F_POWER_ON = const(0x04)
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IL0376F_POWER_ON_MEASURE = const(0x05)
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IL0376F_BOOSTER_SOFT_START = const(0x06)
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IL0376F_DTM1 = const(0x10)
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IL0376F_DATA_STOP = const(0x11)
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IL0376F_DISPLAY_REFRESH = const(0x12)
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IL0376F_DTM2 = const(0x13)
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IL0376F_VCOM1_LUT = const(0x20)
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IL0376F_WHITE_LUT = const(0x21)
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IL0376F_BLACK_LUT = const(0x22)
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IL0376F_GRAY1_LUT = const(0x23)
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IL0376F_GRAY2_LUT = const(0x24)
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IL0376F_VCOM2_LUT = const(0x25)
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IL0376F_RED0_LUT = const(0x26)
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IL0376F_RED1_LUT = const(0x27)
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IL0376F_PLL = const(0x30)
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IL0376F_CDI = const(0x50)
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IL0376F_RESOLUTION = const(0x61)
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IL0376F_VCM_DC_SETTING = const(0x82)
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class Adafruit_IL0376F_base(Adafruit_EPD):
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def __init__(self, width, height, rst, dc, busy, srcs=None, cs=None, spi=None):
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super(Adafruit_IL0376F_base, self).__init__(width, height, rst, dc, busy, srcs, cs, spi)
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def begin(self, reset=True):
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super(Adafruit_IL0376F_base, self).begin(reset)
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self.command(IL0376F_POWER_SETTING, bytearray([0x07, 0x00, 0x0D, 0x00]))
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self.command(IL0376F_BOOSTER_SOFT_START, bytearray([0x07, 0x07, 0x07]))
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def update(self):
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self.command(IL0376F_DISPLAY_REFRESH)
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while self._busy.value == True:
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pass
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time.sleep(10)
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self.command(IL0376F_CDI, bytearray([0x17]))
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self.command(IL0376F_VCM_DC_SETTING, bytearray([0x00]))
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self.command(IL0376F_POWER_SETTING, bytearray([0x02, 0x00, 0x00, 0x00]))
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self.command(IL0376F_POWER_OFF)
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def power_up(self):
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self.command(IL0376F_POWER_ON)
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while self._busy.value == True:
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pass
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time.sleep(.2)
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self.command(IL0376F_PANEL_SETTING, bytearray([0xCF]))
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self.command(IL0376F_CDI, bytearray([0x37]))
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self.command(IL0376F_PLL, bytearray([0x39]))
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self.command(IL0376F_VCM_DC_SETTING, bytearray([0x0E]))
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def display(self):
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self.power_up()
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self.command(IL0376F_DTM1, end=False)
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self._dc.value = True
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with self.spi_device as spi:
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for i in range(10000):
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spi.write(bytearray([0xff]))#TODO actual data
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self._cs.value = True
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self.command(IL0376F_DTM2, end=False)
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self._dc.value = True
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with self.spi_device as spi:
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for i in range(5000):
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spi.write(bytearray([0xff]))#TODO actual data
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self._cs.value = True
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self.update()
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"""
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def image(self, image):
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Set buffer to value of Python Imaging Library image. The image should
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be in RGB mode and a size equal to the display size.
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if image.mode != 'RGB':
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raise ValueError('Image must be in mode RGB.')
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imwidth, imheight = image.size
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if imwidth != self.width or imheight != self.height:
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raise ValueError('Image must be same dimensions as display ({0}x{1}).' \
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.format(self.width, self.height))
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# Grab all the pixels from the image, faster than getpixel.
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pix = image.load()
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for y in xrange(image.size[0]):
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for x in xrange(image.size[1]):
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if x == 0:
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x = 1
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p = pix[x, y]
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if p == (0xFF, 0, 0):
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#RED
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addr = ( (self.width - x) * self.height + y) >> 3
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self.red_buffer[addr] &= ~(1 << (7 - (y%8)))
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else:
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#GS
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bits = (6 - y%4 * 2)
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addr = ( (self.width - x) * self.height + y) >> 2
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self.bw_buffer[addr] &= ~(0x3 << bits)
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if p == (0xFF, 0xFF, 0xFF): #WHITE
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self.bw_buffer[addr] |= (0x3 << bits)
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elif p == (0x7F, 0x7F, 0x7F): #GRAY
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self.bw_buffer[addr] |= (0x2 << bits)
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"""

‎Adafruit_IL0376F_200_200.py

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from Adafruit_IL0376F import *
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lut_vcom0 = bytearray([ 0x0E ,0x14 ,0x01 ,0x0A ,0x06 ,0x04 ,0x0A ,0x0A ,0x0F ,0x03 ,0x03 ,0x0C ,0x06 ,0x0A ,0x00 ])
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lut_w = bytearray([ 0x0E ,0x14 ,0x01 ,0x0A ,0x46 ,0x04 ,0x8A ,0x4A ,0x0F ,0x83 ,0x43 ,0x0C ,0x86 ,0x0A ,0x04 ])
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lut_b = bytearray([ 0x0E ,0x14 ,0x01 ,0x8A ,0x06 ,0x04 ,0x8A ,0x4A ,0x0F ,0x83 ,0x43 ,0x0C ,0x06 ,0x4A ,0x04 ])
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lut_g1 = bytearray([ 0x8E ,0x94 ,0x01 ,0x8A ,0x06 ,0x04 ,0x8A ,0x4A ,0x0F ,0x83 ,0x43 ,0x0C ,0x06 ,0x0A ,0x04 ])
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lut_g2 = bytearray([ 0x8E ,0x94 ,0x01 ,0x8A ,0x06 ,0x04 ,0x8A ,0x4A ,0x0F ,0x83 ,0x43 ,0x0C ,0x06 ,0x0A ,0x04 ])
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lut_vcom1 = bytearray([ 0x03 ,0x1D ,0x01 ,0x01 ,0x08 ,0x23 ,0x37 ,0x37 ,0x01 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00 ])
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lut_red0 = bytearray([ 0x83 ,0x5D ,0x01 ,0x81 ,0x48 ,0x23 ,0x77 ,0x77 ,0x01 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00 ])
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lut_red1 = bytearray([ 0x03 ,0x1D ,0x01 ,0x01 ,0x08 ,0x23 ,0x37 ,0x37 ,0x01 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00 ])
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class Adafruit_IL0376F_200_200(Adafruit_IL0376F_base):
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def __init__(self, rst, dc, busy, srcs=None, cs=None, spi=None):
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super(Adafruit_IL0376F_200_200, self).__init__(200, 200, rst, dc, busy, srcs, cs, spi)
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def power_up(self):
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super(Adafruit_IL0376F_200_200, self).power_up()
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self.command(IL0376F_RESOLUTION, bytearray([0xC8, 0x00, 0xC8]))
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self.write_lut()
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def write_lut(self):
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self.command(IL0376F_VCOM1_LUT, lut_vcom0)
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self.command(IL0376F_WHITE_LUT, lut_w)
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self.command(IL0376F_BLACK_LUT, lut_b)
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self.command(IL0376F_GRAY1_LUT, lut_g1)
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self.command(IL0376F_GRAY2_LUT, lut_g2)
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self.command(IL0376F_VCOM2_LUT, lut_vcom1)
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self.command(IL0376F_RED0_LUT, lut_red0)
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self.command(IL0376F_RED1_LUT, lut_red1)

‎Adafruit_IL91874.py

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from Adafruit_EPD import *
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class Adafruit_IL91874_base(Adafruit_EPD):
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IL91874_PANEL_SETTING = 0x00
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IL91874_POWER_SETTING = 0x01
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IL91874_POWER_OFF = 0x02
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IL91874_POWER_OFF_SEQUENCE =0x03
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IL91874_POWER_ON = 0x04
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IL91874_POWER_ON_MEASURE = 0x05
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IL91874_BOOSTER_SOFT_START = 0x06
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IL91874_DEEP_SLEEP = 0x07
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IL91874_DTM1 = 0x10
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IL91874_DATA_STOP = 0x11
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IL91874_DISPLAY_REFRESH = 0x12
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IL91874_DTM2 = 0x13
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IL91874_PDTM1 = 0x14
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IL91874_PDTM2 = 0x15
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IL91874_PDRF = 0x16
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IL91874_LUT1 = 0x20
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IL91874_LUTWW = 0x21
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IL91874_LUTBW = 0x22
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IL91874_LUTWB = 0x23
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IL91874_LUTBB = 0x24
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IL91874_PLL = 0x30
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IL91874_CDI = 0x50
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IL91874_RESOLUTION = 0x61
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IL91874_VCM_DC_SETTING = 0x82
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def __init__(self, width, height, rst, dc, busy, sclk=None, mosi=None, cs=None, gpio=None, spi=None):
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super(Adafruit_IL91874_base, self).__init__(width, height, rst, dc, busy, sclk, mosi, cs, gpio, spi)
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self.bw_buffer = [0xFF]* (width*height >> 3)
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self.red_buffer = [0xFF]* (width*height >> 3)
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def begin(self, reset=True):
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super(Adafruit_IL91874_base, self).begin(reset)
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self.command(self.IL91874_POWER_SETTING, [0x07, 0x00, 0x0A, 0x00])
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self.command(self.IL91874_BOOSTER_SOFT_START, [0x07, 0x07, 0x07])
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def update(self):
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self.command(self.IL91874_DISPLAY_REFRESH)
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while self._gpio.is_high(self._busy):
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pass
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time.sleep(10)
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self.command(self.IL91874_CDI, [0x17])
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self.command(self.IL91874_VCM_DC_SETTING, [0x00])
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self.command(self.IL91874_POWER_SETTING, [0x02, 0x00, 0x00, 0x00])
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self.command(self.IL91874_POWER_OFF)
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time.sleep(10)
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def power_up(self):
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self.command(self.IL91874_POWER_ON)
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while self._gpio.is_high(self._busy):
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pass
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time.sleep(.2)
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self.command(self.IL91874_PANEL_SETTING, [0xCF])
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self.command(self.IL91874_CDI, [0x37])
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self.command(self.IL91874_PLL, [0x29])
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self.command(self.IL91874_VCM_DC_SETTING, [0x0A])
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def display(self):
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self.power_up()
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self.command(self.IL91874_DTM1, end=False)
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self._gpio.set_high(self._dc)
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for i in range(len(self.bw_buffer)):
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self._spi.write([self.bw_buffer[i]])
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self._gpio.set_high(self._cs)
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self.command(self.IL91874_DTM2, end=False)
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self._gpio.set_high(self._dc)
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for i in range(len(self.red_buffer)):
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self._spi.write([self.red_buffer[i]])
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self._gpio.set_high(self._cs)
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self.update()
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def image(self, image):
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"""Set buffer to value of Python Imaging Library image. The image should
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be in RGB mode and a size equal to the display size.
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"""
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if image.mode != 'RGB':
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raise ValueError('Image must be in mode RGB.')
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imwidth, imheight = image.size
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if imwidth != self.width or imheight != self.height:
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raise ValueError('Image must be same dimensions as display ({0}x{1}).' \
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.format(self.width, self.height))
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# Grab all the pixels from the image, faster than getpixel.
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pix = image.load()
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for y in xrange(image.size[1]):
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for x in xrange(image.size[0]):
100+
if x == 0:
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x = 1
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p = pix[x, y]
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addr = ( (self.width - x) * self.height + y) >> 3
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if p == (0xFF, 0, 0):
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#RED
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self.red_buffer[addr] &= ~(1 << (7 - (y%8)))
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elif p == (0, 0, 0):
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#BLACK
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self.bw_buffer[addr] &= ~(1 << (7 - (y%8)))
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else:
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#WHITE
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self.bw_buffer[addr] |= (1 << (7 - (y%8)))
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def clear_buffer(self):
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self.bw_buffer = [0xFF]* (width*height >> 3)
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self.red_buffer = [0xFF]* (width*height >> 3)

‎Adafruit_IL91874_212_104.py

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from Adafruit_IL91874 import *
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class Adafruit_IL91874_212_104(Adafruit_IL91874_base):
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def __init__(self, rst, dc, busy, sclk=None, mosi=None, cs=None, gpio=None, spi=None):
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super(Adafruit_IL91874_212_104, self).__init__(212, 104, rst, dc, busy, sclk, mosi, cs, gpio, spi)
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def power_up(self):
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super(Adafruit_IL91874_212_104, self).power_up()
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self.command(self.IL91874_RESOLUTION, [0x68, 0x00, 0xD4])
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time.sleep(.02)

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