Added 2.9inch display libraries

pwnagotchi/ui/hw/libs/waveshare/v29inch/epd2in9.py

@@ -0,0 +1,201 @@
+# *****************************************************************************
+# * | File        :	  epd2in9.py
+# * | Author      :   Waveshare team
+# * | Function    :   Electronic paper driver
+# * | Info        :
+# *----------------
+# * | This version:   V4.0
+# * | Date        :   2019-06-20
+# # | Info        :   python demo
+# -----------------------------------------------------------------------------
+# 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
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to  whom the Software is
+# furished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+#
+
+import logging
+from . import epdconfig
+
+# Display resolution
+EPD_WIDTH       = 128
+EPD_HEIGHT      = 296
+
+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
+
+    lut_full_update = [
+        0x50, 0xAA, 0x55, 0xAA, 0x11, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0xFF, 0xFF, 0x1F, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+    ]
+
+    lut_partial_update  = [
+        0x10, 0x18, 0x18, 0x08, 0x18, 0x18,
+        0x08, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x13, 0x14, 0x44, 0x12,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+    ]
+        
+    # 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(10)
+        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):
+        while(epdconfig.digital_read(self.busy_pin) == 1):      #  0: idle, 1: busy
+            epdconfig.delay_ms(200) 
+
+    def TurnOnDisplay(self):
+        self.send_command(0x22) # DISPLAY_UPDATE_CONTROL_2
+        self.send_data(0xC4)
+        self.send_command(0x20) # MASTER_ACTIVATION
+        self.send_command(0xFF) # TERMINATE_FRAME_READ_WRITE
+        
+        logging.debug("e-Paper busy")
+        self.ReadBusy()
+        logging.debug("e-Paper busy release")  
+
+    def SetWindow(self, x_start, y_start, x_end, y_end):
+        self.send_command(0x44) # SET_RAM_X_ADDRESS_START_END_POSITION
+        # x point must be the multiple of 8 or the last 3 bits will be ignored
+        self.send_data((x_start >> 3) & 0xFF)
+        self.send_data((x_end >> 3) & 0xFF)
+        self.send_command(0x45) # SET_RAM_Y_ADDRESS_START_END_POSITION
+        self.send_data(y_start & 0xFF)
+        self.send_data((y_start >> 8) & 0xFF)
+        self.send_data(y_end & 0xFF)
+        self.send_data((y_end >> 8) & 0xFF)
+
+    def SetCursor(self, x, y):
+        self.send_command(0x4E) # SET_RAM_X_ADDRESS_COUNTER
+        # x point must be the multiple of 8 or the last 3 bits will be ignored
+        self.send_data((x >> 3) & 0xFF)
+        self.send_command(0x4F) # SET_RAM_Y_ADDRESS_COUNTER
+        self.send_data(y & 0xFF)
+        self.send_data((y >> 8) & 0xFF)
+        self.ReadBusy()
+        
+    def init(self, lut):
+        if (epdconfig.module_init() != 0):
+            return -1
+        # EPD hardware init start
+        self.reset()
+        
+        self.send_command(0x01) # DRIVER_OUTPUT_CONTROL
+        self.send_data((EPD_HEIGHT - 1) & 0xFF)
+        self.send_data(((EPD_HEIGHT - 1) >> 8) & 0xFF)
+        self.send_data(0x00) # GD = 0 SM = 0 TB = 0
+        
+        self.send_command(0x0C) # BOOSTER_SOFT_START_CONTROL 
+        self.send_data(0xD7)
+        self.send_data(0xD6)
+        self.send_data(0x9D)
+        
+        self.send_command(0x2C) # WRITE_VCOM_REGISTER
+        self.send_data(0xA8) # VCOM 7C
+        
+        self.send_command(0x3A) # SET_DUMMY_LINE_PERIOD
+        self.send_data(0x1A) # 4 dummy lines per gate
+        
+        self.send_command(0x3B) # SET_GATE_TIME
+        self.send_data(0x08) # 2us per line
+        
+        self.send_command(0x11) # DATA_ENTRY_MODE_SETTING
+        self.send_data(0x03) # X increment Y increment
+        
+        self.send_command(0x32) # WRITE_LUT_REGISTER
+        for i in range(0, len(lut)):
+            self.send_data(lut[i])
+        # EPD hardware init end
+        return 0
+
+    def getbuffer(self, image):
+        # logging.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()
+        # logging.debug("imwidth = %d, imheight = %d",imwidth,imheight)
+        if(imwidth == self.width and imheight == self.height):
+            logging.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] == 0:
+                        buf[int((x + y * self.width) / 8)] &= ~(0x80 >> (x % 8))
+        elif(imwidth == self.height and imheight == self.width):
+            logging.debug("Horizontal")
+            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 display(self, image):
+        if (image == None):
+            return            
+        self.SetWindow(0, 0, self.width - 1, self.height - 1)
+        for j in range(0, self.height):
+            self.SetCursor(0, j)
+            self.send_command(0x24) # WRITE_RAM
+            for i in range(0, int(self.width / 8)):
+                self.send_data(image[i + j * int(self.width / 8)])   
+        self.TurnOnDisplay()
+        
+    def Clear(self, color):
+        self.SetWindow(0, 0, self.width - 1, self.height - 1)
+        for j in range(0, self.height):
+            self.SetCursor(0, j)
+            self.send_command(0x24) # WRITE_RAM
+            for i in range(0, int(self.width / 8)):
+                self.send_data(color)   
+        self.TurnOnDisplay()
+
+    def sleep(self):
+        self.send_command(0x10) # DEEP_SLEEP_MODE
+        self.send_data(0x01)
+        
+        epdconfig.module_exit()
+### END OF FILE ###
+

pwnagotchi/ui/hw/libs/waveshare/v29inch/epdconfig.py

@@ -0,0 +1,154 @@
+# /*****************************************************************************
+# * | File        :	  epdconfig.py
+# * | Author      :   Waveshare team
+# * | Function    :   Hardware underlying interface
+# * | Info        :
+# *----------------
+# * | This version:   V1.0
+# * | Date        :   2019-06-21
+# * | 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
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to  whom the Software is
+# furished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+#
+
+import os
+import logging
+import sys
+import time
+
+
+class RaspberryPi:
+    # Pin definition
+    RST_PIN         = 17
+    DC_PIN          = 25
+    CS_PIN          = 8
+    BUSY_PIN        = 24
+
+    def __init__(self):
+        import spidev
+        import RPi.GPIO
+
+        self.GPIO = RPi.GPIO
+
+        # SPI device, bus = 0, device = 0
+        self.SPI = spidev.SpiDev(0, 0)
+
+    def digital_write(self, pin, value):
+        self.GPIO.output(pin, value)
+
+    def digital_read(self, pin):
+        return self.GPIO.input(pin)
+
+    def delay_ms(self, delaytime):
+        time.sleep(delaytime / 1000.0)
+
+    def spi_writebyte(self, data):
+        self.SPI.writebytes(data)
+
+    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.max_speed_hz = 4000000
+        self.SPI.mode = 0b00
+        return 0
+
+    def module_exit(self):
+        logging.debug("spi end")
+        self.SPI.close()
+
+        logging.debug("close 5V, Module enters 0 power consumption ...")
+        self.GPIO.output(self.RST_PIN, 0)
+        self.GPIO.output(self.DC_PIN, 0)
+
+        self.GPIO.cleanup()
+
+
+class JetsonNano:
+    # Pin definition
+    RST_PIN         = 17
+    DC_PIN          = 25
+    CS_PIN          = 8
+    BUSY_PIN        = 24
+
+    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')
+
+        import Jetson.GPIO
+        self.GPIO = Jetson.GPIO
+
+    def digital_write(self, pin, value):
+        self.GPIO.output(pin, value)
+
+    def digital_read(self, pin):
+        return self.GPIO.input(self.BUSY_PIN)
+
+    def delay_ms(self, delaytime):
+        time.sleep(delaytime / 1000.0)
+
+    def spi_writebyte(self, data):
+        self.SPI.SYSFS_software_spi_transfer(data[0])
+
+    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 module_exit(self):
+        logging.debug("spi end")
+        self.SPI.SYSFS_software_spi_end()
+
+        logging.debug("close 5V, Module enters 0 power consumption ...")
+        self.GPIO.output(self.RST_PIN, 0)
+        self.GPIO.output(self.DC_PIN, 0)
+
+        self.GPIO.cleanup()
+
+
+if os.path.exists('/sys/bus/platform/drivers/gpiomem-bcm2835'):
+    implementation = RaspberryPi()
+else:
+    implementation = JetsonNano()
+
+for func in [x for x in dir(implementation) if not x.startswith('_')]:
+    setattr(sys.modules[__name__], func, getattr(implementation, func))
+
+
+### END OF FILE ###