nemunaire/waveshareteam-e-Paper
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Consolidate repeated functions

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This commit is contained in:
missionfloyd 2021-02-24 22:31:05 -07:00
commit c586f8d0f7
38 changed files with 2001 additions and 2881 deletions
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146
RaspberryPi_JetsonNano/python/lib/waveshare_epd/epd7in5b_HD.py
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@ -37,33 +37,9 @@ EPD_HEIGHT = 528
class EPD:
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
# Hardware reset
def reset(self):
epdconfig.digital_write(self.reset_pin, 1)
epdconfig.delay_ms(200)
epdconfig.digital_write(self.reset_pin, 0)
epdconfig.delay_ms(4)
epdconfig.digital_write(self.reset_pin, 1)
epdconfig.delay_ms(200)
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)
def ReadBusy(self):
logging.debug("e-Paper busy")
@ -76,61 +52,61 @@ class EPD:
if (epdconfig.module_init() != 0):
return -1
self.reset()
epdconfig.reset(200, 4, 200)
self.send_command(0x12); #SWRESET
epdconfig.send_command(0x12); #SWRESET
self.ReadBusy(); #waiting for the electronic paper IC to release the idle signal
self.send_command(0x46); # Auto Write RAM
self.send_data(0xF7);
epdconfig.send_command(0x46); # Auto Write RAM
epdconfig.send_data(0xF7);
self.ReadBusy(); #waiting for the electronic paper IC to release the idle signal
self.send_command(0x47); # Auto Write RAM
self.send_data(0xF7);
epdconfig.send_command(0x47); # Auto Write RAM
epdconfig.send_data(0xF7);
self.ReadBusy(); #waiting for the electronic paper IC to release the idle signal
self.send_command(0x0C); # Soft start setting
self.send_data(0xAE);
self.send_data(0xC7);
self.send_data(0xC3);
self.send_data(0xC0);
self.send_data(0x40);
epdconfig.send_command(0x0C); # Soft start setting
epdconfig.send_data(0xAE);
epdconfig.send_data(0xC7);
epdconfig.send_data(0xC3);
epdconfig.send_data(0xC0);
epdconfig.send_data(0x40);
self.send_command(0x01); # Set MUX as 527
self.send_data(0xAF);
self.send_data(0x02);
self.send_data(0x01);
epdconfig.send_command(0x01); # Set MUX as 527
epdconfig.send_data(0xAF);
epdconfig.send_data(0x02);
epdconfig.send_data(0x01);
self.send_command(0x11); # Data entry mode
self.send_data(0x01);
epdconfig.send_command(0x11); # Data entry mode
epdconfig.send_data(0x01);
self.send_command(0x44);
self.send_data(0x00); # RAM x address start at 0
self.send_data(0x00);
self.send_data(0x6F); # RAM x address end at 36Fh -> 879
self.send_data(0x03);
self.send_command(0x45);
self.send_data(0xAF); # RAM y address start at 20Fh;
self.send_data(0x02);
self.send_data(0x00); # RAM y address end at 00h;
self.send_data(0x00);
epdconfig.send_command(0x44);
epdconfig.send_data(0x00); # RAM x address start at 0
epdconfig.send_data(0x00);
epdconfig.send_data(0x6F); # RAM x address end at 36Fh -> 879
epdconfig.send_data(0x03);
epdconfig.send_command(0x45);
epdconfig.send_data(0xAF); # RAM y address start at 20Fh;
epdconfig.send_data(0x02);
epdconfig.send_data(0x00); # RAM y address end at 00h;
epdconfig.send_data(0x00);
self.send_command(0x3C); # VBD
self.send_data(0x01); # LUT1, for white
epdconfig.send_command(0x3C); # VBD
epdconfig.send_data(0x01); # LUT1, for white
self.send_command(0x18);
self.send_data(0X80);
self.send_command(0x22);
self.send_data(0XB1); #Load Temperature and waveform setting.
self.send_command(0x20);
epdconfig.send_command(0x18);
epdconfig.send_data(0X80);
epdconfig.send_command(0x22);
epdconfig.send_data(0XB1); #Load Temperature and waveform setting.
epdconfig.send_command(0x20);
self.ReadBusy(); #waiting for the electronic paper IC to release the idle signal
self.send_command(0x4E);
self.send_data(0x00);
self.send_data(0x00);
self.send_command(0x4F);
self.send_data(0xAF);
self.send_data(0x02);
epdconfig.send_command(0x4E);
epdconfig.send_data(0x00);
epdconfig.send_data(0x00);
epdconfig.send_command(0x4F);
epdconfig.send_data(0xAF);
epdconfig.send_data(0x02);
return 0
@ -159,46 +135,46 @@ class EPD:
return buf
def display(self, imageblack, imagered):
self.send_command(0x4F);
self.send_data(0xAf);
epdconfig.send_command(0x4F);
epdconfig.send_data(0xAf);
self.send_command(0x24)
epdconfig.send_command(0x24)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(imageblack[i]);
epdconfig.send_data(imageblack[i]);
self.send_command(0x26)
epdconfig.send_command(0x26)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(~imagered[i]);
epdconfig.send_data(~imagered[i]);
self.send_command(0x22);
self.send_data(0xC7); #Load LUT from MCU(0x32)
self.send_command(0x20);
epdconfig.send_command(0x22);
epdconfig.send_data(0xC7); #Load LUT from MCU(0x32)
epdconfig.send_command(0x20);
epdconfig.delay_ms(200); #!!!The delay here is necessary, 200uS at least!!!
self.ReadBusy();
def Clear(self):
self.send_command(0x4F);
self.send_data(0xAf);
epdconfig.send_command(0x4F);
epdconfig.send_data(0xAf);
self.send_command(0x24)
epdconfig.send_command(0x24)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(0xff);
epdconfig.send_data(0xff);
self.send_command(0x26)
epdconfig.send_command(0x26)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(0x00);
epdconfig.send_data(0x00);
self.send_command(0x22);
self.send_data(0xC7); #Load LUT from MCU(0x32)
self.send_command(0x20);
epdconfig.send_command(0x22);
epdconfig.send_data(0xC7); #Load LUT from MCU(0x32)
epdconfig.send_command(0x20);
epdconfig.delay_ms(200); #!!!The delay here is necessary, 200uS at least!!!
self.ReadBusy();
def sleep(self):
self.send_command(0x10); #deep sleep
self.send_data(0x01);
epdconfig.send_command(0x10); #deep sleep
epdconfig.send_data(0x01);
epdconfig.delay_ms(2000)
epdconfig.module_exit()