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Update epd4in2.py

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Fixed code formatting
Removed ";" from lines
Removed parens that shouldn't be there
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kmanc 2022-10-29 09:39:59 -07:00 • committed by GitHub
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1 changed files with 382 additions and 384 deletions
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RaspberryPi_JetsonNano/python/lib/waveshare_epd/epd4in2.py
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@ -4,8 +4,8 @@
# * | Function : Electronic paper driver # * | Function : Electronic paper driver
# * | Info : # * | Info :
# *---------------- # *----------------
# * | This version: V4.1 # * | This version: V4.2
# * | Date : 2022-08-9 # * | Date : 2022-10-29
# # | Info : python demo # # | Info : python demo
# ----------------------------------------------------------------------------- # -----------------------------------------------------------------------------
# Permission is hereby granted, free of charge, to any person obtaining a copy # Permission is hereby granted, free of charge, to any person obtaining a copy
@ -34,16 +34,17 @@ from PIL import Image
import RPi.GPIO as GPIO import RPi.GPIO as GPIO
# Display resolution # Display resolution
EPD_WIDTH = 400 EPD_WIDTH = 400
EPD_HEIGHT = 300 EPD_HEIGHT = 300
GRAY1 = 0xff #white GRAY1 = 0xff # white
GRAY2 = 0xC0 GRAY2 = 0xC0
GRAY3 = 0x80 #gray GRAY3 = 0x80 # gray
GRAY4 = 0x00 #Blackest GRAY4 = 0x00 # Blackest
logger = logging.getLogger(__name__) logger = logging.getLogger(__name__)
class EPD: class EPD:
def __init__(self): def __init__(self):
self.reset_pin = epdconfig.RST_PIN self.reset_pin = epdconfig.RST_PIN
@ -52,165 +53,165 @@ class EPD:
self.cs_pin = epdconfig.CS_PIN self.cs_pin = epdconfig.CS_PIN
self.width = EPD_WIDTH self.width = EPD_WIDTH
self.height = EPD_HEIGHT self.height = EPD_HEIGHT
self.GRAY1 = GRAY1 #white self.GRAY1 = GRAY1 # white
self.GRAY2 = GRAY2 self.GRAY2 = GRAY2
self.GRAY3 = GRAY3 #gray self.GRAY3 = GRAY3 # gray
self.GRAY4 = GRAY4 #Blackest self.GRAY4 = GRAY4 # Blackest
self.DATA = [0x00] * 15000 self.DATA = [0x00] * 15000
lut_vcom0 = [ lut_vcom0 = [
0x00, 0x08, 0x08, 0x00, 0x00, 0x02, 0x00, 0x08, 0x08, 0x00, 0x00, 0x02,
0x00, 0x0F, 0x0F, 0x00, 0x00, 0x01, 0x00, 0x0F, 0x0F, 0x00, 0x00, 0x01,
0x00, 0x08, 0x08, 0x00, 0x00, 0x02, 0x00, 0x08, 0x08, 0x00, 0x00, 0x02,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
] ]
lut_ww = [ lut_ww = [
0x50, 0x08, 0x08, 0x00, 0x00, 0x02, 0x50, 0x08, 0x08, 0x00, 0x00, 0x02,
0x90, 0x0F, 0x0F, 0x00, 0x00, 0x01, 0x90, 0x0F, 0x0F, 0x00, 0x00, 0x01,
0xA0, 0x08, 0x08, 0x00, 0x00, 0x02, 0xA0, 0x08, 0x08, 0x00, 0x00, 0x02,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
] ]
lut_bw = [ lut_bw = [
0x50, 0x08, 0x08, 0x00, 0x00, 0x02, 0x50, 0x08, 0x08, 0x00, 0x00, 0x02,
0x90, 0x0F, 0x0F, 0x00, 0x00, 0x01, 0x90, 0x0F, 0x0F, 0x00, 0x00, 0x01,
0xA0, 0x08, 0x08, 0x00, 0x00, 0x02, 0xA0, 0x08, 0x08, 0x00, 0x00, 0x02,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
] ]
lut_wb = [ lut_wb = [
0xA0, 0x08, 0x08, 0x00, 0x00, 0x02, 0xA0, 0x08, 0x08, 0x00, 0x00, 0x02,
0x90, 0x0F, 0x0F, 0x00, 0x00, 0x01, 0x90, 0x0F, 0x0F, 0x00, 0x00, 0x01,
0x50, 0x08, 0x08, 0x00, 0x00, 0x02, 0x50, 0x08, 0x08, 0x00, 0x00, 0x02,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
] ]
lut_bb = [ lut_bb = [
0x20, 0x08, 0x08, 0x00, 0x00, 0x02, 0x20, 0x08, 0x08, 0x00, 0x00, 0x02,
0x90, 0x0F, 0x0F, 0x00, 0x00, 0x01, 0x90, 0x0F, 0x0F, 0x00, 0x00, 0x01,
0x10, 0x08, 0x08, 0x00, 0x00, 0x02, 0x10, 0x08, 0x08, 0x00, 0x00, 0x02,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
] ]
#******************************partial screen update LUT*********************************/ # ******************************partial screen update LUT*********************************/
EPD_4IN2_Partial_lut_vcom1 =[ EPD_4IN2_Partial_lut_vcom1 = [
0x00, 0x01, 0x20, 0x01, 0x00, 0x01, 0x00, 0x01, 0x20, 0x01, 0x00, 0x01,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
] ]
EPD_4IN2_Partial_lut_ww1 =[ EPD_4IN2_Partial_lut_ww1 = [
0x00, 0x01, 0x20, 0x01, 0x00, 0x01, 0x00, 0x01, 0x20, 0x01, 0x00, 0x01,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
] ]
EPD_4IN2_Partial_lut_bw1 =[ EPD_4IN2_Partial_lut_bw1 = [
0x20, 0x01, 0x20, 0x01, 0x00, 0x01, 0x20, 0x01, 0x20, 0x01, 0x00, 0x01,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
] ]
EPD_4IN2_Partial_lut_wb1 =[ EPD_4IN2_Partial_lut_wb1 = [
0x10, 0x01, 0x20, 0x01, 0x00, 0x01, 0x10, 0x01, 0x20, 0x01, 0x00, 0x01,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
] ]
EPD_4IN2_Partial_lut_bb1 =[ EPD_4IN2_Partial_lut_bb1 = [
0x00, 0x01,0x20, 0x01, 0x00, 0x01, 0x00, 0x01, 0x20, 0x01, 0x00, 0x01,
0x00, 0x00,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
] ]
#******************************gray*********************************/ # ******************************gray*********************************/
#0~3 gray # 0~3 gray
EPD_4IN2_4Gray_lut_vcom =[ EPD_4IN2_4Gray_lut_vcom = [
0x00 ,0x0A ,0x00 ,0x00 ,0x00 ,0x01, 0x00, 0x0A, 0x00, 0x00, 0x00, 0x01,
0x60 ,0x14 ,0x14 ,0x00 ,0x00 ,0x01, 0x60, 0x14, 0x14, 0x00, 0x00, 0x01,
0x00 ,0x14 ,0x00 ,0x00 ,0x00 ,0x01, 0x00, 0x14, 0x00, 0x00, 0x00, 0x01,
0x00 ,0x13 ,0x0A ,0x01 ,0x00 ,0x01, 0x00, 0x13, 0x0A, 0x01, 0x00, 0x01,
0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
] ]
#R21 # R21
EPD_4IN2_4Gray_lut_ww =[ EPD_4IN2_4Gray_lut_ww = [
0x40 ,0x0A ,0x00 ,0x00 ,0x00 ,0x01, 0x40, 0x0A, 0x00, 0x00, 0x00, 0x01,
0x90 ,0x14 ,0x14 ,0x00 ,0x00 ,0x01, 0x90, 0x14, 0x14, 0x00, 0x00, 0x01,
0x10 ,0x14 ,0x0A ,0x00 ,0x00 ,0x01, 0x10, 0x14, 0x0A, 0x00, 0x00, 0x01,
0xA0 ,0x13 ,0x01 ,0x00 ,0x00 ,0x01, 0xA0, 0x13, 0x01, 0x00, 0x00, 0x01,
0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
] ]
#R22H r # R22H r
EPD_4IN2_4Gray_lut_bw =[ EPD_4IN2_4Gray_lut_bw = [
0x40 ,0x0A ,0x00 ,0x00 ,0x00 ,0x01, 0x40, 0x0A, 0x00, 0x00, 0x00, 0x01,
0x90 ,0x14 ,0x14 ,0x00 ,0x00 ,0x01, 0x90, 0x14, 0x14, 0x00, 0x00, 0x01,
0x00 ,0x14 ,0x0A ,0x00 ,0x00 ,0x01, 0x00, 0x14, 0x0A, 0x00, 0x00, 0x01,
0x99 ,0x0C ,0x01 ,0x03 ,0x04 ,0x01, 0x99, 0x0C, 0x01, 0x03, 0x04, 0x01,
0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
] ]
#R23H w # R23H w
EPD_4IN2_4Gray_lut_wb =[ EPD_4IN2_4Gray_lut_wb = [
0x40 ,0x0A ,0x00 ,0x00 ,0x00 ,0x01, 0x40, 0x0A, 0x00, 0x00, 0x00, 0x01,
0x90 ,0x14 ,0x14 ,0x00 ,0x00 ,0x01, 0x90, 0x14, 0x14, 0x00, 0x00, 0x01,
0x00 ,0x14 ,0x0A ,0x00 ,0x00 ,0x01, 0x00, 0x14, 0x0A, 0x00, 0x00, 0x01,
0x99 ,0x0B ,0x04 ,0x04 ,0x01 ,0x01, 0x99, 0x0B, 0x04, 0x04, 0x01, 0x01,
0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
] ]
#R24H b # R24H b
EPD_4IN2_4Gray_lut_bb =[ EPD_4IN2_4Gray_lut_bb = [
0x80 ,0x0A ,0x00 ,0x00 ,0x00 ,0x01, 0x80, 0x0A, 0x00, 0x00, 0x00, 0x01,
0x90 ,0x14 ,0x14 ,0x00 ,0x00 ,0x01, 0x90, 0x14, 0x14, 0x00, 0x00, 0x01,
0x20 ,0x14 ,0x0A ,0x00 ,0x00 ,0x01, 0x20, 0x14, 0x0A, 0x00, 0x00, 0x01,
0x50 ,0x13 ,0x01 ,0x00 ,0x00 ,0x01, 0x50, 0x13, 0x01, 0x00, 0x00, 0x01,
0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
] ]
# Hardware reset # Hardware reset
@ -251,27 +252,26 @@ class EPD:
def ReadBusy(self): def ReadBusy(self):
self.send_command(0x71) self.send_command(0x71)
while(epdconfig.digital_read(self.busy_pin) == 0): # 0: idle, 1: busy while epdconfig.digital_read(self.busy_pin) == 0: # 0: idle, 1: busy
self.send_command(0x71) self.send_command(0x71)
epdconfig.delay_ms(100) epdconfig.delay_ms(100)
def set_lut(self): def set_lut(self):
self.send_command(0x20) # vcom self.send_command(0x20) # vcom
self.send_data2(self.lut_vcom0) self.send_data2(self.lut_vcom0)
self.send_command(0x21) # ww -- self.send_command(0x21) # ww --
self.send_data2(self.lut_ww) self.send_data2(self.lut_ww)
self.send_command(0x22) # bw r self.send_command(0x22) # bw r
self.send_data2(self.lut_bw) self.send_data2(self.lut_bw)
self.send_command(0x23) # wb w self.send_command(0x23) # wb w
self.send_data2(self.lut_bb) self.send_data2(self.lut_bb)
self.send_command(0x24) # bb b self.send_command(0x24) # bb b
self.send_data2(self.lut_wb) self.send_data2(self.lut_wb)
def Partial_SetLut(self): def Partial_SetLut(self):
self.send_command(0x20) self.send_command(0x20)
self.send_data2(self.EPD_4IN2_Partial_lut_vcom1) self.send_data2(self.EPD_4IN2_Partial_lut_vcom1)
@ -288,173 +288,172 @@ class EPD:
self.send_command(0x24) self.send_command(0x24)
self.send_data2(self.EPD_4IN2_Partial_lut_bb1) self.send_data2(self.EPD_4IN2_Partial_lut_bb1)
def Gray_SetLut(self): def Gray_SetLut(self):
self.send_command(0x20) #vcom self.send_command(0x20) # vcom
self.send_data2(self.EPD_4IN2_4Gray_lut_vcom) self.send_data2(self.EPD_4IN2_4Gray_lut_vcom)
self.send_command(0x21) #red not use self.send_command(0x21) # red not use
self.send_data2(self.EPD_4IN2_4Gray_lut_ww) self.send_data2(self.EPD_4IN2_4Gray_lut_ww)
self.send_command(0x22) #bw r self.send_command(0x22) # bw r
self.send_data2(self.EPD_4IN2_4Gray_lut_bw) self.send_data2(self.EPD_4IN2_4Gray_lut_bw)
self.send_command(0x23) #wb w self.send_command(0x23) # wb w
self.send_data2(self.EPD_4IN2_4Gray_lut_wb) self.send_data2(self.EPD_4IN2_4Gray_lut_wb)
self.send_command(0x24) #bb b self.send_command(0x24) # bb b
self.send_data2(self.EPD_4IN2_4Gray_lut_bb) self.send_data2(self.EPD_4IN2_4Gray_lut_bb)
self.send_command(0x25) #vcom self.send_command(0x25) # vcom
self.send_data2(self.EPD_4IN2_4Gray_lut_ww) self.send_data2(self.EPD_4IN2_4Gray_lut_ww)
def init(self): def init(self):
if (epdconfig.module_init() != 0): if epdconfig.module_init() != 0:
return -1 return -1
# EPD hardware init start # EPD hardware init start
self.reset() self.reset()
self.send_command(0x01) # POWER SETTING self.send_command(0x01) # POWER SETTING
self.send_data(0x03) # VDS_EN, VDG_EN self.send_data(0x03) # VDS_EN, VDG_EN
self.send_data(0x00) # VCOM_HV, VGHL_LV[1], VGHL_LV[0] self.send_data(0x00) # VCOM_HV, VGHL_LV[1], VGHL_LV[0]
self.send_data(0x2b) # VDH self.send_data(0x2b) # VDH
self.send_data(0x2b) # VDL self.send_data(0x2b) # VDL
self.send_command(0x06) # boost soft start self.send_command(0x06) # boost soft start
self.send_data(0x17) self.send_data(0x17)
self.send_data(0x17) self.send_data(0x17)
self.send_data(0x17) self.send_data(0x17)
self.send_command(0x04) # POWER_ON self.send_command(0x04) # POWER_ON
self.ReadBusy() self.ReadBusy()
self.send_command(0x00) # panel setting self.send_command(0x00) # panel setting
self.send_data(0xbf) # KW-BF KWR-AF BWROTP 0f self.send_data(0xbf) # KW-BF KWR-AF BWROTP 0f
self.send_command(0x30) # PLL setting self.send_command(0x30) # PLL setting
self.send_data(0x3c) # 3A 100HZ 29 150Hz 39 200HZ 31 171HZ self.send_data(0x3c) # 3A 100HZ 29 150Hz 39 200HZ 31 171HZ
self.send_command(0x61) # resolution setting self.send_command(0x61) # resolution setting
self.send_data(0x01) self.send_data(0x01)
self.send_data(0x90) # 128 self.send_data(0x90) # 128
self.send_data(0x01) self.send_data(0x01)
self.send_data(0x2c) self.send_data(0x2c)
self.send_command(0x82) # vcom_DC setting self.send_command(0x82) # vcom_DC setting
self.send_data(0x12) self.send_data(0x12)
self.send_command(0X50) # VCOM AND DATA INTERVAL SETTING self.send_command(0X50) # VCOM AND DATA INTERVAL SETTING
self.send_data(0x97) # 97white border 77black border VBDF 17|D7 VBDW 97 VBDB 57 VBDF F7 VBDW 77 VBDB 37 VBDR B7 self.send_data(
0x97) # 97white border 77black border VBDF 17|D7 VBDW 97 VBDB 57 VBDF F7 VBDW 77 VBDB 37 VBDR B7
self.set_lut() self.set_lut()
# EPD hardware init end # EPD hardware init end
return 0 return 0
def init_Partial(self): def init_Partial(self):
if (epdconfig.module_init() != 0): if epdconfig.module_init() != 0:
return -1 return -1
# EPD hardware init start # EPD hardware init start
self.reset() self.reset()
self.send_command(0x01) # POWER SETTING self.send_command(0x01) # POWER SETTING
self.send_data(0x03) # VDS_EN, VDG_EN self.send_data(0x03) # VDS_EN, VDG_EN
self.send_data(0x00) # VCOM_HV, VGHL_LV[1], VGHL_LV[0] self.send_data(0x00) # VCOM_HV, VGHL_LV[1], VGHL_LV[0]
self.send_data(0x2b) # VDH self.send_data(0x2b) # VDH
self.send_data(0x2b) # VDL self.send_data(0x2b) # VDL
self.send_command(0x06) # boost soft start self.send_command(0x06) # boost soft start
self.send_data(0x17) self.send_data(0x17)
self.send_data(0x17) self.send_data(0x17)
self.send_data(0x17) self.send_data(0x17)
self.send_command(0x04) # POWER_ON self.send_command(0x04) # POWER_ON
self.ReadBusy() self.ReadBusy()
self.send_command(0x00) # panel setting self.send_command(0x00) # panel setting
self.send_data(0xbf) # KW-BF KWR-AF BWROTP 0f self.send_data(0xbf) # KW-BF KWR-AF BWROTP 0f
self.send_command(0x30) # PLL setting self.send_command(0x30) # PLL setting
self.send_data(0x3c) # 3A 100HZ 29 150Hz 39 200HZ 31 171HZ self.send_data(0x3c) # 3A 100HZ 29 150Hz 39 200HZ 31 171HZ
self.send_command(0x61) # resolution setting self.send_command(0x61) # resolution setting
self.send_data(0x01) self.send_data(0x01)
self.send_data(0x90) # 128 self.send_data(0x90) # 128
self.send_data(0x01) self.send_data(0x01)
self.send_data(0x2c) self.send_data(0x2c)
self.send_command(0x82) # vcom_DC setting self.send_command(0x82) # vcom_DC setting
self.send_data(0x12) self.send_data(0x12)
self.send_command(0X50) # VCOM AND DATA INTERVAL SETTING self.send_command(0X50) # VCOM AND DATA INTERVAL SETTING
self.send_data(0x07) # 97white border 77black border VBDF 17|D7 VBDW 97 VBDB 57 VBDF F7 VBDW 77 VBDB 37 VBDR B7 self.send_data(
0x07) # 97white border 77black border VBDF 17|D7 VBDW 97 VBDB 57 VBDF F7 VBDW 77 VBDB 37 VBDR B7
self.Partial_SetLut(); self.Partial_SetLut()
# EPD hardware init end # EPD hardware init end
return 0 return 0
def Init_4Gray(self): def Init_4Gray(self):
if (epdconfig.module_init() != 0): if epdconfig.module_init() != 0:
return -1 return -1
# EPD hardware init start # EPD hardware init start
self.reset() self.reset()
self.send_command(0x01) #POWER SETTING self.send_command(0x01) # POWER SETTING
self.send_data (0x03) self.send_data(0x03)
self.send_data (0x00) #VGH=20V,VGL=-20V self.send_data(0x00) # VGH=20V,VGL=-20V
self.send_data (0x2b) #VDH=15V self.send_data(0x2b) # VDH=15V
self.send_data (0x2b) #VDL=-15V self.send_data(0x2b) # VDL=-15V
self.send_data (0x13) self.send_data(0x13)
self.send_command(0x06) #booster soft start self.send_command(0x06) # booster soft start
self.send_data (0x17) #A self.send_data(0x17) # A
self.send_data (0x17) #B self.send_data(0x17) # B
self.send_data (0x17) #C self.send_data(0x17) # C
self.send_command(0x04) self.send_command(0x04)
self.ReadBusy() self.ReadBusy()
self.send_command(0x00) #panel setting self.send_command(0x00) # panel setting
self.send_data(0x3f) #KW-3f KWR-2F BWROTP 0f BWOTP 1f self.send_data(0x3f) # KW-3f KWR-2F BWROTP 0f BWOTP 1f
self.send_command(0x30) #PLL setting self.send_command(0x30) # PLL setting
self.send_data (0x3c) #100hz self.send_data(0x3c) # 100hz
self.send_command(0x61) #resolution setting self.send_command(0x61) # resolution setting
self.send_data (0x01) #400 self.send_data(0x01) # 400
self.send_data (0x90) self.send_data(0x90)
self.send_data (0x01) #300 self.send_data(0x01) # 300
self.send_data (0x2c) self.send_data(0x2c)
self.send_command(0x82) #vcom_DC setting self.send_command(0x82) # vcom_DC setting
self.send_data (0x12) self.send_data(0x12)
self.send_command(0X50) #VCOM AND DATA INTERVAL SETTING self.send_command(0X50) # VCOM AND DATA INTERVAL SETTING
self.send_data(0x97) self.send_data(0x97)
def getbuffer(self, image): def getbuffer(self, image):
# logger.debug("bufsiz = ",int(self.width/8) * self.height) # logger.debug("bufsiz = ",int(self.width/8) * self.height)
buf = [0xFF] * (int(self.width/8) * self.height) buf = [0xFF] * (int(self.width / 8) * self.height)
image_monocolor = image.convert('1') image_monocolor = image.convert('1')
imwidth, imheight = image_monocolor.size imwidth, imheight = image_monocolor.size
pixels = image_monocolor.load() pixels = image_monocolor.load()
# logger.debug("imwidth = %d, imheight = %d",imwidth,imheight) # logger.debug("imwidth = %d, imheight = %d",imwidth,imheight)
if(imwidth == self.width and imheight == self.height): if imwidth == self.width and imheight == self.height:
logger.debug("Horizontal") logger.debug("Horizontal")
for y in range(imheight): for y in range(imheight):
for x in range(imwidth): for x in range(imwidth):
# Set the bits for the column of pixels at the current position. # Set the bits for the column of pixels at the current position.
if pixels[x, y] == 0: if pixels[x, y] == 0:
buf[int((x + y * self.width) / 8)] &= ~(0x80 >> (x % 8)) buf[int((x + y * self.width) / 8)] &= ~(0x80 >> (x % 8))
elif(imwidth == self.height and imheight == self.width): elif imwidth == self.height and imheight == self.width:
logger.debug("Vertical") logger.debug("Vertical")
for y in range(imheight): for y in range(imheight):
for x in range(imwidth): for x in range(imwidth):
newx = y newx = y
newy = self.height - x - 1 newy = self.height - x - 1
if pixels[x, y] == 0: if pixels[x, y] == 0:
buf[int((newx + newy*self.width) / 8)] &= ~(0x80 >> (y % 8)) buf[int((newx + newy * self.width) / 8)] &= ~(0x80 >> (y % 8))
return buf return buf
def getbuffer_4Gray(self, image): def getbuffer_4Gray(self, image):
@ -463,44 +462,48 @@ class EPD:
image_monocolor = image.convert('L') image_monocolor = image.convert('L')
imwidth, imheight = image_monocolor.size imwidth, imheight = image_monocolor.size
pixels = image_monocolor.load() pixels = image_monocolor.load()
i=0 i = 0
# logger.debug("imwidth = %d, imheight = %d",imwidth,imheight) # logger.debug("imwidth = %d, imheight = %d",imwidth,imheight)
if(imwidth == self.width and imheight == self.height): if imwidth == self.width and imheight == self.height:
logger.debug("Vertical") logger.debug("Vertical")
for y in range(imheight): for y in range(imheight):
for x in range(imwidth): for x in range(imwidth):
# Set the bits for the column of pixels at the current position. # Set the bits for the column of pixels at the current position.
if(pixels[x, y] == 0xC0): if pixels[x, y] == 0xC0:
pixels[x, y] = 0x80 pixels[x, y] = 0x80
elif (pixels[x, y] == 0x80): elif pixels[x, y] == 0x80:
pixels[x, y] = 0x40 pixels[x, y] = 0x40
i= i+1 i = i + 1
if(i%4 == 0): if i % 4 == 0:
buf[int((x + (y * self.width))/4)] = ((pixels[x-3, y]&0xc0) | (pixels[x-2, y]&0xc0)>>2 | (pixels[x-1, y]&0xc0)>>4 | (pixels[x, y]&0xc0)>>6) buf[int((x + (y * self.width)) / 4)] = (
(pixels[x - 3, y] & 0xc0) | (pixels[x - 2, y] & 0xc0) >> 2 | (
pixels[x - 1, y] & 0xc0) >> 4 | (pixels[x, y] & 0xc0) >> 6)
elif(imwidth == self.height and imheight == self.width): elif imwidth == self.height and imheight == self.width:
logger.debug("Horizontal") logger.debug("Horizontal")
for x in range(imwidth): for x in range(imwidth):
for y in range(imheight): for y in range(imheight):
newx = y newx = y
newy = x newy = x
if(pixels[x, y] == 0xC0): if pixels[x, y] == 0xC0:
pixels[x, y] = 0x80 pixels[x, y] = 0x80
elif (pixels[x, y] == 0x80): elif pixels[x, y] == 0x80:
pixels[x, y] = 0x40 pixels[x, y] = 0x40
i= i+1 i = i + 1
if(i%4 == 0): if i % 4 == 0:
buf[int((newx + (newy * self.width))/4)] = ((pixels[x, y-3]&0xc0) | (pixels[x, y-2]&0xc0)>>2 | (pixels[x, y-1]&0xc0)>>4 | (pixels[x, y]&0xc0)>>6) buf[int((newx + (newy * self.width)) / 4)] = (
(pixels[x, y - 3] & 0xc0) | (pixels[x, y - 2] & 0xc0) >> 2 | (
pixels[x, y - 1] & 0xc0) >> 4 | (pixels[x, y] & 0xc0) >> 6)
return buf return buf
def display(self, image): def display(self, image):
if self.width%8 == 0: if self.width % 8 == 0:
linewidth = int(self.width/8) linewidth = int(self.width / 8)
else: else:
linewidth = int(self.width/8) + 1 linewidth = int(self.width / 8) + 1
self.send_command(0x92); self.send_command(0x92)
self.set_lut() self.set_lut()
self.send_command(0x10) self.send_command(0x10)
self.send_data2([0xFF] * int(self.width * linewidth)) self.send_data2([0xFF] * int(self.width * linewidth))
@ -515,98 +518,94 @@ class EPD:
# EPD_WIDTH = 400 # EPD_WIDTH = 400
# EPD_HEIGHT = 300 # EPD_HEIGHT = 300
if(EPD_WIDTH % 8 != 0): if EPD_WIDTH % 8 != 0:
Width = int(EPD_WIDTH / 8) + 1 Width = int(EPD_WIDTH / 8) + 1
else: else:
Width = int(EPD_WIDTH / 8) Width = int(EPD_WIDTH / 8)
Height = EPD_HEIGHT Height = EPD_HEIGHT
if(X_start % 8 != 0): if X_start % 8 != 0:
X_start = int(X_start/8) + 1 X_start = int(X_start / 8) + 1
else: else:
X_start = int(X_start/8) X_start = int(X_start / 8)
if(X_end % 8 != 0): if X_end % 8 != 0:
X_end = int(X_end/8) + 1 X_end = int(X_end / 8) + 1
else: else:
X_end = int(X_end/8) X_end = int(X_end / 8)
buf = [0x00] * (Y_end - Y_start) * (X_end - X_start) buf = [0x00] * (Y_end - Y_start) * (X_end - X_start)
self.send_command(0x91) # This command makes the display enter partial mode
self.send_command(0x90) # resolution setting
self.send_data(int(X_start * 8 / 256))
self.send_data(int(X_start * 8 % 256)) # x-start
self.send_command(0x91) #This command makes the display enter partial mode self.send_data(int(X_end * 8 / 256))
self.send_command(0x90) #resolution setting self.send_data(int(X_end * 8 % 256) - 1) # x-end
self.send_data (int(X_start*8/256))
self.send_data (int(X_start*8%256)) #x-start
self.send_data (int(X_end*8 /256)) self.send_data(int(Y_start / 256))
self.send_data (int(X_end*8 %256)-1) #x-end self.send_data(int(Y_start % 256)) # y-start
self.send_data (int(Y_start/256)) self.send_data(int(Y_end / 256))
self.send_data (int(Y_start%256)) #y-start self.send_data(int(Y_end % 256) - 1) # y-end
self.send_data(0x28)
self.send_command(0x10) # writes Old data to SRAM for programming
self.send_data (int(Y_end/256))
self.send_data (int(Y_end%256)-1) #y-end
self.send_data (0x28)
self.send_command(0x10); #writes Old data to SRAM for programming
for j in range(0, Y_end - Y_start): for j in range(0, Y_end - Y_start):
for i in range(0, X_end - X_start): for i in range(0, X_end - X_start):
buf[j * (X_end - X_start) + i] = self.DATA[(Y_start + j)*Width + X_start + i] buf[j * (X_end - X_start) + i] = self.DATA[(Y_start + j) * Width + X_start + i]
self.send_data2(buf) self.send_data2(buf)
self.send_command(0x13); #writes New data to SRAM. self.send_command(0x13) # writes New data to SRAM.
for j in range(0, Y_end - Y_start): for j in range(0, Y_end - Y_start):
for i in range(0, X_end - X_start): for i in range(0, X_end - X_start):
buf[j * (X_end - X_start) + i] = ~Image[(Y_start + j)*Width + X_start + i] buf[j * (X_end - X_start) + i] = ~Image[(Y_start + j) * Width + X_start + i]
self.DATA[(Y_start + j)*Width + X_start + i] = ~Image[(Y_start + j)*Width + X_start/8 + i] self.DATA[(Y_start + j) * Width + X_start + i] = ~Image[(Y_start + j) * Width + X_start / 8 + i]
self.send_data2(buf) self.send_data2(buf)
self.send_command(0x12) #DISPLAY REFRESH self.send_command(0x12) # DISPLAY REFRESH
epdconfig.delay_ms(200) #The delay here is necessary, 200uS at least!!! epdconfig.delay_ms(200) # The delay here is necessary, 200uS at least!!!
self.ReadBusy() self.ReadBusy()
def display_4Gray(self, image): def display_4Gray(self, image):
self.send_command(0x92); self.send_command(0x92)
self.set_lut() self.set_lut()
self.send_command(0x10) self.send_command(0x10)
if self.width%8 == 0: if self.width % 8 == 0:
linewidth = int(self.width/8) linewidth = int(self.width / 8)
else: else:
linewidth = int(self.width/8) + 1 linewidth = int(self.width / 8) + 1
buf = [0x00] * self.height * linewidth buf = [0x00] * self.height * linewidth
for i in range(0, int(EPD_WIDTH * EPD_HEIGHT / 8)): # EPD_WIDTH * EPD_HEIGHT / 4 for i in range(0, int(EPD_WIDTH * EPD_HEIGHT / 8)): # EPD_WIDTH * EPD_HEIGHT / 4
temp3=0 temp3 = 0
for j in range(0, 2): for j in range(0, 2):
temp1 = image[i*2+j] temp1 = image[i * 2 + j]
for k in range(0, 2): for k in range(0, 2):
temp2 = temp1&0xC0 temp2 = temp1 & 0xC0
if(temp2 == 0xC0): if temp2 == 0xC0:
temp3 |= 0x01#white temp3 |= 0x01 # white
elif(temp2 == 0x00): elif temp2 == 0x00:
temp3 |= 0x00 #black temp3 |= 0x00 # black
elif(temp2 == 0x80): elif temp2 == 0x80:
temp3 |= 0x01 #gray1 temp3 |= 0x01 # gray1
else: #0x40 else: # 0x40
temp3 |= 0x00 #gray2 temp3 |= 0x00 # gray2
temp3 <<= 1 temp3 <<= 1
temp1 <<= 2 temp1 <<= 2
temp2 = temp1&0xC0 temp2 = temp1 & 0xC0
if(temp2 == 0xC0): #white if temp2 == 0xC0: # white
temp3 |= 0x01 temp3 |= 0x01
elif(temp2 == 0x00): #black elif temp2 == 0x00: # black
temp3 |= 0x00 temp3 |= 0x00
elif(temp2 == 0x80): elif temp2 == 0x80:
temp3 |= 0x01 #gray1 temp3 |= 0x01 # gray1
else : #0x40 else: # 0x40
temp3 |= 0x00 #gray2 temp3 |= 0x00 # gray2
if(j!=1 or k!=1): if j != 1 or k != 1:
temp3 <<= 1 temp3 <<= 1
temp1 <<= 2 temp1 <<= 2
buf[i] = temp3 buf[i] = temp3
@ -614,33 +613,33 @@ class EPD:
self.send_command(0x13) self.send_command(0x13)
for i in range(0, int(EPD_WIDTH * EPD_HEIGHT / 8)): #5808*4 46464 for i in range(0, int(EPD_WIDTH * EPD_HEIGHT / 8)): # 5808*4 46464
temp3=0 temp3 = 0
for j in range(0, 2): for j in range(0, 2):
temp1 = image[i*2+j] temp1 = image[i * 2 + j]
for k in range(0, 2): for k in range(0, 2):
temp2 = temp1&0xC0 temp2 = temp1 & 0xC0
if(temp2 == 0xC0): if temp2 == 0xC0:
temp3 |= 0x01#white temp3 |= 0x01 # white
elif(temp2 == 0x00): elif temp2 == 0x00:
temp3 |= 0x00 #black temp3 |= 0x00 # black
elif(temp2 == 0x80): elif temp2 == 0x80:
temp3 |= 0x00 #gray1 temp3 |= 0x00 # gray1
else: #0x40 else: # 0x40
temp3 |= 0x01 #gray2 temp3 |= 0x01 # gray2
temp3 <<= 1 temp3 <<= 1
temp1 <<= 2 temp1 <<= 2
temp2 = temp1&0xC0 temp2 = temp1 & 0xC0
if(temp2 == 0xC0): #white if temp2 == 0xC0: # white
temp3 |= 0x01 temp3 |= 0x01
elif(temp2 == 0x00): #black elif temp2 == 0x00: # black
temp3 |= 0x00 temp3 |= 0x00
elif(temp2 == 0x80): elif temp2 == 0x80:
temp3 |= 0x00 #gray1 temp3 |= 0x00 # gray1
else: #0x40 else: # 0x40
temp3 |= 0x01 #gray2 temp3 |= 0x01 # gray2
if(j!=1 or k!=1): if j != 1 or k != 1:
temp3 <<= 1 temp3 <<= 1
temp1 <<= 2 temp1 <<= 2
buf[i] = temp3 buf[i] = temp3
@ -653,10 +652,10 @@ class EPD:
# pass # pass
def Clear(self): def Clear(self):
if self.width%8 == 0: if self.width % 8 == 0:
linewidth = int(self.width/8) linewidth = int(self.width / 8)
else: else:
linewidth = int(self.width/8) + 1 linewidth = int(self.width / 8) + 1
self.send_command(0x10) self.send_command(0x10)
self.send_data2([0xff] * int(self.height * linewidth)) self.send_data2([0xff] * int(self.height * linewidth))
@ -668,13 +667,12 @@ class EPD:
self.ReadBusy() self.ReadBusy()
def sleep(self): def sleep(self):
self.send_command(0x02) # POWER_OFF self.send_command(0x02) # POWER_OFF
self.ReadBusy() self.ReadBusy()
self.send_command(0x07) # DEEP_SLEEP self.send_command(0x07) # DEEP_SLEEP
self.send_data(0XA5) self.send_data(0XA5)
epdconfig.delay_ms(2000) epdconfig.delay_ms(2000)
epdconfig.module_exit() epdconfig.module_exit()
### END OF FILE ### ### END OF FILE ###