diff --git a/RaspberryPi_JetsonNano/python/lib/waveshare_epd/epdconfig.py b/RaspberryPi_JetsonNano/python/lib/waveshare_epd/epdconfig.py index 127544d..489d8ad 100644 --- a/RaspberryPi_JetsonNano/python/lib/waveshare_epd/epdconfig.py +++ b/RaspberryPi_JetsonNano/python/lib/waveshare_epd/epdconfig.py @@ -1,13 +1,13 @@ -# ***************************************************************************** -# * | File : epd4in2.py +# /***************************************************************************** +# * | File : epdconfig.py # * | Author : Waveshare team -# * | Function : Electronic paper driver +# * | Function : Hardware underlying interface # * | Info : # *---------------- -# * | This version: V4.2 +# * | This version: V1.2 # * | Date : 2022-10-29 -# # | Info : python demo -# ----------------------------------------------------------------------------- +# * | Info : +# ****************************************************************************** # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documnetation files (the "Software"), to deal # in the Software without restriction, including without limitation the rights @@ -27,652 +27,200 @@ # THE SOFTWARE. # - +import os import logging -import epdconfig -from PIL import Image -import RPi.GPIO as GPIO - -# Display resolution -EPD_WIDTH = 400 -EPD_HEIGHT = 300 - -GRAY1 = 0xff # white -GRAY2 = 0xC0 -GRAY3 = 0x80 # gray -GRAY4 = 0x00 # Blackest +import sys +import time logger = logging.getLogger(__name__) -class EPD: +class RaspberryPi: + # Pin definition + RST_PIN = 17 + DC_PIN = 25 + CS_PIN = 8 + BUSY_PIN = 24 + 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 - self.GRAY1 = GRAY1 # white - self.GRAY2 = GRAY2 - self.GRAY3 = GRAY3 # gray - self.GRAY4 = GRAY4 # Blackest - self.DATA = [0x00] * 15000 + import spidev + import RPi.GPIO - lut_vcom0 = [ - 0x00, 0x08, 0x08, 0x00, 0x00, 0x02, - 0x00, 0x0F, 0x0F, 0x00, 0x00, 0x01, - 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, - ] - lut_ww = [ - 0x50, 0x08, 0x08, 0x00, 0x00, 0x02, - 0x90, 0x0F, 0x0F, 0x00, 0x00, 0x01, - 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, - ] - lut_bw = [ - 0x50, 0x08, 0x08, 0x00, 0x00, 0x02, - 0x90, 0x0F, 0x0F, 0x00, 0x00, 0x01, - 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, - ] - lut_wb = [ - 0xA0, 0x08, 0x08, 0x00, 0x00, 0x02, - 0x90, 0x0F, 0x0F, 0x00, 0x00, 0x01, - 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, - ] - lut_bb = [ - 0x20, 0x08, 0x08, 0x00, 0x00, 0x02, - 0x90, 0x0F, 0x0F, 0x00, 0x00, 0x01, - 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, - ] - # ******************************partial screen update LUT*********************************/ - EPD_4IN2_Partial_lut_vcom1 = [ - 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, - ] + self.GPIO = RPi.GPIO + self.SPI = spidev.SpiDev() - EPD_4IN2_Partial_lut_ww1 = [ - 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, - ] + def digital_write(self, pin, value): + self.GPIO.output(pin, value) - EPD_4IN2_Partial_lut_bw1 = [ - 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, - ] + def digital_read(self, pin): + return self.GPIO.input(pin) - EPD_4IN2_Partial_lut_wb1 = [ - 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, - ] + def delay_ms(self, delaytime): + time.sleep(delaytime / 1000.0) - EPD_4IN2_Partial_lut_bb1 = [ - 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, - ] + def spi_writebyte(self, data): + self.SPI.writebytes(data) - # ******************************gray*********************************/ - # 0~3 gray - EPD_4IN2_4Gray_lut_vcom = [ - 0x00, 0x0A, 0x00, 0x00, 0x00, 0x01, - 0x60, 0x14, 0x14, 0x00, 0x00, 0x01, - 0x00, 0x14, 0x00, 0x00, 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 - ] - # R21 - EPD_4IN2_4Gray_lut_ww = [ - 0x40, 0x0A, 0x00, 0x00, 0x00, 0x01, - 0x90, 0x14, 0x14, 0x00, 0x00, 0x01, - 0x10, 0x14, 0x0A, 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, - ] - # R22H r - EPD_4IN2_4Gray_lut_bw = [ - 0x40, 0x0A, 0x00, 0x00, 0x00, 0x01, - 0x90, 0x14, 0x14, 0x00, 0x00, 0x01, - 0x00, 0x14, 0x0A, 0x00, 0x00, 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, - ] - # R23H w - EPD_4IN2_4Gray_lut_wb = [ - 0x40, 0x0A, 0x00, 0x00, 0x00, 0x01, - 0x90, 0x14, 0x14, 0x00, 0x00, 0x01, - 0x00, 0x14, 0x0A, 0x00, 0x00, 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, - ] - # R24H b - EPD_4IN2_4Gray_lut_bb = [ - 0x80, 0x0A, 0x00, 0x00, 0x00, 0x01, - 0x90, 0x14, 0x14, 0x00, 0x00, 0x01, - 0x20, 0x14, 0x0A, 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, - ] + def spi_writebyte2(self, data): + self.SPI.writebytes2(data) - # Hardware reset - def reset(self): - epdconfig.digital_write(self.reset_pin, 1) - epdconfig.delay_ms(10) - epdconfig.digital_write(self.reset_pin, 0) - epdconfig.delay_ms(10) - epdconfig.digital_write(self.reset_pin, 1) - epdconfig.delay_ms(10) - epdconfig.digital_write(self.reset_pin, 0) - epdconfig.delay_ms(10) - epdconfig.digital_write(self.reset_pin, 1) - epdconfig.delay_ms(10) - epdconfig.digital_write(self.reset_pin, 0) - epdconfig.delay_ms(10) - epdconfig.digital_write(self.reset_pin, 1) - epdconfig.delay_ms(10) + 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.BUSY_PIN, self.GPIO.IN) - 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) - - 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) - - def ReadBusy(self): - self.send_command(0x71) - while epdconfig.digital_read(self.busy_pin) == 0: # 0: idle, 1: busy - self.send_command(0x71) - epdconfig.delay_ms(100) - - def set_lut(self): - self.send_command(0x20) # vcom - self.send_data2(self.lut_vcom0) - - self.send_command(0x21) # ww -- - self.send_data2(self.lut_ww) - - self.send_command(0x22) # bw r - self.send_data2(self.lut_bw) - - self.send_command(0x23) # wb w - self.send_data2(self.lut_bb) - - self.send_command(0x24) # bb b - self.send_data2(self.lut_wb) - - def Partial_SetLut(self): - self.send_command(0x20) - self.send_data2(self.EPD_4IN2_Partial_lut_vcom1) - - self.send_command(0x21) - self.send_data2(self.EPD_4IN2_Partial_lut_ww1) - - self.send_command(0x22) - self.send_data2(self.EPD_4IN2_Partial_lut_bw1) - - self.send_command(0x23) - self.send_data2(self.EPD_4IN2_Partial_lut_wb1) - - self.send_command(0x24) - self.send_data2(self.EPD_4IN2_Partial_lut_bb1) - - def Gray_SetLut(self): - self.send_command(0x20) # vcom - self.send_data2(self.EPD_4IN2_4Gray_lut_vcom) - - self.send_command(0x21) # red not use - self.send_data2(self.EPD_4IN2_4Gray_lut_ww) - - self.send_command(0x22) # bw r - self.send_data2(self.EPD_4IN2_4Gray_lut_bw) - - self.send_command(0x23) # wb w - self.send_data2(self.EPD_4IN2_4Gray_lut_wb) - - self.send_command(0x24) # bb b - self.send_data2(self.EPD_4IN2_4Gray_lut_bb) - - self.send_command(0x25) # vcom - self.send_data2(self.EPD_4IN2_4Gray_lut_ww) - - def init(self): - if epdconfig.module_init() != 0: - return -1 - # EPD hardware init start - self.reset() - - self.send_command(0x01) # POWER SETTING - self.send_data(0x03) # VDS_EN, VDG_EN - self.send_data(0x00) # VCOM_HV, VGHL_LV[1], VGHL_LV[0] - self.send_data(0x2b) # VDH - self.send_data(0x2b) # VDL - - self.send_command(0x06) # boost soft start - self.send_data(0x17) - self.send_data(0x17) - self.send_data(0x17) - - self.send_command(0x04) # POWER_ON - self.ReadBusy() - - self.send_command(0x00) # panel setting - self.send_data(0xbf) # KW-BF KWR-AF BWROTP 0f - - self.send_command(0x30) # PLL setting - self.send_data(0x3c) # 3A 100HZ 29 150Hz 39 200HZ 31 171HZ - - self.send_command(0x61) # resolution setting - self.send_data(0x01) - self.send_data(0x90) # 128 - self.send_data(0x01) - self.send_data(0x2c) - - self.send_command(0x82) # vcom_DC setting - self.send_data(0x12) - - 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.set_lut() - # EPD hardware init end + # SPI device, bus = 0, device = 0 + self.SPI.open(0, 0) + self.SPI.max_speed_hz = 4000000 + self.SPI.mode = 0b00 return 0 - def init_Partial(self): - if epdconfig.module_init() != 0: - return -1 - # EPD hardware init start - self.reset() + def module_exit(self): + logger.debug("spi end") + self.SPI.close() - self.send_command(0x01) # POWER SETTING - self.send_data(0x03) # VDS_EN, VDG_EN - self.send_data(0x00) # VCOM_HV, VGHL_LV[1], VGHL_LV[0] - self.send_data(0x2b) # VDH - self.send_data(0x2b) # VDL + logger.debug("close 5V, Module enters 0 power consumption ...") + self.GPIO.output(self.RST_PIN, 0) + self.GPIO.output(self.DC_PIN, 0) - self.send_command(0x06) # boost soft start - self.send_data(0x17) - self.send_data(0x17) - self.send_data(0x17) + self.GPIO.cleanup([self.RST_PIN, self.DC_PIN, self.CS_PIN, self.BUSY_PIN]) - self.send_command(0x04) # POWER_ON - self.ReadBusy() - self.send_command(0x00) # panel setting - self.send_data(0xbf) # KW-BF KWR-AF BWROTP 0f +class JetsonNano: + # Pin definition + RST_PIN = 17 + DC_PIN = 25 + CS_PIN = 8 + BUSY_PIN = 24 - self.send_command(0x30) # PLL setting - self.send_data(0x3c) # 3A 100HZ 29 150Hz 39 200HZ 31 171HZ + 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') - self.send_command(0x61) # resolution setting - self.send_data(0x01) - self.send_data(0x90) # 128 - self.send_data(0x01) - self.send_data(0x2c) + import Jetson.GPIO + self.GPIO = Jetson.GPIO - self.send_command(0x82) # vcom_DC setting - self.send_data(0x12) + def digital_write(self, pin, value): + self.GPIO.output(pin, value) - 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 + def digital_read(self, pin): + return self.GPIO.input(self.BUSY_PIN) - self.Partial_SetLut() - # EPD hardware init end + 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.BUSY_PIN, self.GPIO.IN) + self.SPI.SYSFS_software_spi_begin() return 0 - def Init_4Gray(self): - if epdconfig.module_init() != 0: - return -1 - # EPD hardware init start - self.reset() + def module_exit(self): + logger.debug("spi end") + self.SPI.SYSFS_software_spi_end() - self.send_command(0x01) # POWER SETTING - self.send_data(0x03) - self.send_data(0x00) # VGH=20V,VGL=-20V - self.send_data(0x2b) # VDH=15V - self.send_data(0x2b) # VDL=-15V - self.send_data(0x13) + logger.debug("close 5V, Module enters 0 power consumption ...") + self.GPIO.output(self.RST_PIN, 0) + self.GPIO.output(self.DC_PIN, 0) - self.send_command(0x06) # booster soft start - self.send_data(0x17) # A - self.send_data(0x17) # B - self.send_data(0x17) # C + self.GPIO.cleanup([self.RST_PIN, self.DC_PIN, self.CS_PIN, self.BUSY_PIN]) - self.send_command(0x04) - self.ReadBusy() +class SunriseX3: + # Pin definition + RST_PIN = 17 + DC_PIN = 25 + CS_PIN = 8 + BUSY_PIN = 24 + Flag = 0 - self.send_command(0x00) # panel setting - self.send_data(0x3f) # KW-3f KWR-2F BWROTP 0f BWOTP 1f + def __init__(self): + import spidev + import Hobot.GPIO - self.send_command(0x30) # PLL setting - self.send_data(0x3c) # 100hz + self.GPIO = Hobot.GPIO + self.SPI = spidev.SpiDev() - self.send_command(0x61) # resolution setting - self.send_data(0x01) # 400 - self.send_data(0x90) - self.send_data(0x01) # 300 - self.send_data(0x2c) + def digital_write(self, pin, value): + self.GPIO.output(pin, value) - self.send_command(0x82) # vcom_DC setting - self.send_data(0x12) + def digital_read(self, pin): + return self.GPIO.input(pin) - self.send_command(0X50) # VCOM AND DATA INTERVAL SETTING - self.send_data(0x97) + def delay_ms(self, delaytime): + time.sleep(delaytime / 1000.0) - def getbuffer(self, image): - # logger.debug("bufsiz = ",int(self.width/8) * self.height) - buf = [0xFF] * (int(self.width / 8) * self.height) - image_monocolor = image.convert('1') - imwidth, imheight = image_monocolor.size - pixels = image_monocolor.load() - # logger.debug("imwidth = %d, imheight = %d",imwidth,imheight) - if imwidth == self.width and imheight == self.height: - logger.debug("Horizontal") - for y in range(imheight): - for x in range(imwidth): - # Set the bits for the column of pixels at the current position. - if pixels[x, y] == 0: - buf[int((x + y * self.width) / 8)] &= ~(0x80 >> (x % 8)) - elif imwidth == self.height and imheight == self.width: - logger.debug("Vertical") - for y in range(imheight): - for x in range(imwidth): - newx = y - newy = self.height - x - 1 - if pixels[x, y] == 0: - buf[int((newx + newy * self.width) / 8)] &= ~(0x80 >> (y % 8)) - return buf + def spi_writebyte(self, data): + self.SPI.writebytes(data) - def getbuffer_4Gray(self, image): - # logger.debug("bufsiz = ",int(self.width/8) * self.height) - buf = [0xFF] * (int(self.width / 4) * self.height) - image_monocolor = image.convert('L') - imwidth, imheight = image_monocolor.size - pixels = image_monocolor.load() - i = 0 - # logger.debug("imwidth = %d, imheight = %d",imwidth,imheight) - if imwidth == self.width and imheight == self.height: - logger.debug("Vertical") - for y in range(imheight): - for x in range(imwidth): - # Set the bits for the column of pixels at the current position. - if pixels[x, y] == 0xC0: - pixels[x, y] = 0x80 - elif pixels[x, y] == 0x80: - pixels[x, y] = 0x40 - i = i + 1 - 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) + def spi_writebyte2(self, data): + # for i in range(len(data)): + # self.SPI.writebytes([data[i]]) + self.SPI.xfer3(data) - elif imwidth == self.height and imheight == self.width: - logger.debug("Horizontal") - for x in range(imwidth): - for y in range(imheight): - newx = y - newy = x - if pixels[x, y] == 0xC0: - pixels[x, y] = 0x80 - elif pixels[x, y] == 0x80: - pixels[x, y] = 0x40 - i = i + 1 - 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) + 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.BUSY_PIN, self.GPIO.IN) - return buf + # 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 display(self, image): - if self.width % 8 == 0: - linewidth = int(self.width / 8) - else: - linewidth = int(self.width / 8) + 1 + def module_exit(self): + logger.debug("spi end") + self.SPI.close() - self.send_command(0x92) - self.set_lut() - self.send_command(0x10) - self.send_data2([0xFF] * int(self.width * linewidth)) + 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.send_command(0x13) - self.send_data2(image) + self.GPIO.cleanup([self.RST_PIN, self.DC_PIN, self.CS_PIN, self.BUSY_PIN]) - self.send_command(0x12) - self.ReadBusy() +if os.path.exists('/sys/bus/platform/drivers/gpiomem-bcm2835'): + implementation = RaspberryPi() +elif os.path.exists('/sys/bus/platform/drivers/gpio-x3'): + implementation = SunriseX3() +else: + implementation = JetsonNano() - def EPD_4IN2_PartialDisplay(self, X_start, Y_start, X_end, Y_end, Image): - # EPD_WIDTH = 400 - # EPD_HEIGHT = 300 +for func in [x for x in dir(implementation) if not x.startswith('_')]: + setattr(sys.modules[__name__], func, getattr(implementation, func)) - if EPD_WIDTH % 8 != 0: - Width = int(EPD_WIDTH / 8) + 1 - else: - Width = int(EPD_WIDTH / 8) - Height = EPD_HEIGHT - - if X_start % 8 != 0: - X_start = int(X_start / 8) + 1 - else: - X_start = int(X_start / 8) - if X_end % 8 != 0: - X_end = int(X_end / 8) + 1 - else: - X_end = int(X_end / 8) - - 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_data(int(X_end * 8 / 256)) - self.send_data(int(X_end * 8 % 256) - 1) # x-end - - self.send_data(int(Y_start / 256)) - self.send_data(int(Y_start % 256)) # y-start - - 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 i in range(0, X_end - X_start): - buf[j * (X_end - X_start) + i] = self.DATA[(Y_start + j) * Width + X_start + i] - self.send_data2(buf) - - self.send_command(0x13) # writes New data to SRAM. - for j in range(0, Y_end - Y_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] - self.DATA[(Y_start + j) * Width + X_start + i] = ~Image[(Y_start + j) * Width + X_start / 8 + i] - self.send_data2(buf) - - self.send_command(0x12) # DISPLAY REFRESH - epdconfig.delay_ms(200) # The delay here is necessary, 200uS at least!!! - self.ReadBusy() - - def display_4Gray(self, image): - self.send_command(0x92) - self.set_lut() - self.send_command(0x10) - - if self.width % 8 == 0: - linewidth = int(self.width / 8) - else: - linewidth = int(self.width / 8) + 1 - - buf = [0x00] * self.height * linewidth - - for i in range(0, int(EPD_WIDTH * EPD_HEIGHT / 8)): # EPD_WIDTH * EPD_HEIGHT / 4 - temp3 = 0 - for j in range(0, 2): - temp1 = image[i * 2 + j] - for k in range(0, 2): - temp2 = temp1 & 0xC0 - if temp2 == 0xC0: - temp3 |= 0x01 # white - elif temp2 == 0x00: - temp3 |= 0x00 # black - elif temp2 == 0x80: - temp3 |= 0x01 # gray1 - else: # 0x40 - temp3 |= 0x00 # gray2 - temp3 <<= 1 - - temp1 <<= 2 - temp2 = temp1 & 0xC0 - if temp2 == 0xC0: # white - temp3 |= 0x01 - elif temp2 == 0x00: # black - temp3 |= 0x00 - elif temp2 == 0x80: - temp3 |= 0x01 # gray1 - else: # 0x40 - temp3 |= 0x00 # gray2 - if j != 1 or k != 1: - temp3 <<= 1 - temp1 <<= 2 - buf[i] = temp3 - self.send_data2(buf) - - self.send_command(0x13) - - for i in range(0, int(EPD_WIDTH * EPD_HEIGHT / 8)): # 5808*4 46464 - temp3 = 0 - for j in range(0, 2): - temp1 = image[i * 2 + j] - for k in range(0, 2): - temp2 = temp1 & 0xC0 - if temp2 == 0xC0: - temp3 |= 0x01 # white - elif temp2 == 0x00: - temp3 |= 0x00 # black - elif temp2 == 0x80: - temp3 |= 0x00 # gray1 - else: # 0x40 - temp3 |= 0x01 # gray2 - temp3 <<= 1 - - temp1 <<= 2 - temp2 = temp1 & 0xC0 - if temp2 == 0xC0: # white - temp3 |= 0x01 - elif temp2 == 0x00: # black - temp3 |= 0x00 - elif temp2 == 0x80: - temp3 |= 0x00 # gray1 - else: # 0x40 - temp3 |= 0x01 # gray2 - if j != 1 or k != 1: - temp3 <<= 1 - temp1 <<= 2 - buf[i] = temp3 - self.send_data2(buf) - - self.Gray_SetLut() - self.send_command(0x12) - epdconfig.delay_ms(200) - self.ReadBusy() - # pass - - def Clear(self): - if self.width % 8 == 0: - linewidth = int(self.width / 8) - else: - linewidth = int(self.width / 8) + 1 - - self.send_command(0x10) - self.send_data2([0xff] * int(self.height * linewidth)) - - self.send_command(0x13) - self.send_data2([0xff] * int(self.height * linewidth)) - - self.send_command(0x12) - self.ReadBusy() - - def sleep(self): - self.send_command(0x02) # POWER_OFF - self.ReadBusy() - self.send_command(0x07) # DEEP_SLEEP - self.send_data(0XA5) - - epdconfig.delay_ms(2000) - epdconfig.module_exit() ### END OF FILE ###