Add support for Waveshare 2.13inch V3 Rev2.1 #1069.

-Incorporated changes from ikornaselur/pwnagotchi on Github.

pwnagotchi/ui/display.py

@@ -37,6 +37,9 @@ class Display(View):
     def is_waveshare_v2(self):
         return self._implementation.name == 'waveshare_2'
 
+    def is_waveshare_v3(self):
+        return self._implementation.name == 'waveshare_3'
+
     def is_waveshare27inch(self):
         return self._implementation.name == 'waveshare27inch'
 

pwnagotchi/ui/hw/__init__.py

@@ -6,6 +6,7 @@ from pwnagotchi.ui.hw.dfrobot1 import DFRobotV1
 from pwnagotchi.ui.hw.dfrobot2 import DFRobotV2
 from pwnagotchi.ui.hw.waveshare1 import WaveshareV1
 from pwnagotchi.ui.hw.waveshare2 import WaveshareV2
+from pwnagotchi.ui.hw.waveshare3 import WaveshareV3
 from pwnagotchi.ui.hw.waveshare27inch import Waveshare27inch
 from pwnagotchi.ui.hw.waveshare29inch import Waveshare29inch
 from pwnagotchi.ui.hw.waveshare144lcd import Waveshare144lcd
@@ -41,6 +42,9 @@ def display_for(config):
     elif config['ui']['display']['type'] == 'waveshare_2':
         return WaveshareV2(config)
 
+    elif config['ui']['display']['type'] == 'waveshare_3':
+        return WaveshareV3(config)
+
     elif config['ui']['display']['type'] == 'waveshare27inch':
         return Waveshare27inch(config)
 

pwnagotchi/ui/hw/libs/waveshare/v3/epd2in13_V3.py

@@ -0,0 +1,396 @@
+# *****************************************************************************
+# * | File        :	  epd2in13_V3.py
+# * | Author      :   Waveshare team
+# * | Function    :   Electronic paper driver
+# * | Info        :
+# *----------------
+# * | This version:   V1.1
+# * | Date        :   2021-10-30
+# # | 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
+import numpy as np
+
+# Display resolution
+EPD_WIDTH       = 122
+EPD_HEIGHT      = 250
+
+logger = logging.getLogger(__name__)
+
+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_partial_update= [
+        0x0,0x40,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x80,0x80,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x40,0x40,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x80,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x14,0x0,0x0,0x0,0x0,0x0,0x0,  
+        0x1,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x1,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x22,0x22,0x22,0x22,0x22,0x22,0x0,0x0,0x0,
+        0x22,0x17,0x41,0x00,0x32,0x36,
+    ]
+
+    lut_full_update = [ 
+        0x80,0x4A,0x40,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x40,0x4A,0x80,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x80,0x4A,0x40,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x40,0x4A,0x80,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0xF,0x0,0x0,0x0,0x0,0x0,0x0,
+        0xF,0x0,0x0,0xF,0x0,0x0,0x2,
+        0xF,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x1,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x0,0x0,0x0,0x0,0x0,0x0,0x0,
+        0x22,0x22,0x22,0x22,0x22,0x22,0x0,0x0,0x0,
+        0x22,0x17,0x41,0x0,0x32,0x36,
+    ]
+
+    '''
+    function :Hardware reset
+    parameter:
+    '''
+    def reset(self):
+        epdconfig.digital_write(self.reset_pin, 1)
+        epdconfig.delay_ms(20) 
+        epdconfig.digital_write(self.reset_pin, 0)
+        epdconfig.delay_ms(2)
+        epdconfig.digital_write(self.reset_pin, 1)
+        epdconfig.delay_ms(20)   
+
+    '''
+    function :send command
+    parameter:
+     command : Command register
+    '''
+    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)
+
+    '''
+    function :send data
+    parameter:
+     data : Write data
+    '''
+    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)
+
+    '''
+    function :Wait until the busy_pin goes LOW
+    parameter:
+    '''
+    def ReadBusy(self):
+        logger.debug("e-Paper busy")
+        while(epdconfig.digital_read(self.busy_pin) == 1):      # 0: idle, 1: busy
+            epdconfig.delay_ms(10)  
+        logger.debug("e-Paper busy release")
+
+    '''
+    function : Turn On Display
+    parameter:
+    '''
+    def TurnOnDisplay(self):
+        self.send_command(0x22) # Display Update Control
+        self.send_data(0xC7)
+        self.send_command(0x20) # Activate Display Update Sequence
+        self.ReadBusy()
+
+    '''
+    function : Turn On Display Part
+    parameter:
+    '''
+    def TurnOnDisplayPart(self):
+        self.send_command(0x22) # Display Update Control
+        self.send_data(0x0f)    # fast:0x0c, quality:0x0f, 0xcf
+        self.send_command(0x20) # Activate Display Update Sequence
+        self.ReadBusy()
+
+    '''
+    function : Set lut
+    parameter:
+        lut : lut data
+    '''    
+    def Lut(self, lut):
+        self.send_command(0x32)
+        for i in range(0, 153):
+            self.send_data(lut[i])
+        self.ReadBusy()
+
+    '''
+    function : Send lut data and configuration
+    parameter:
+        lut : lut data 
+    '''
+    def SetLut(self, lut):
+        self.Lut(lut)
+        self.send_command(0x3f)
+        self.send_data(lut[153])
+        self.send_command(0x03)     # gate voltage
+        self.send_data(lut[154])
+        self.send_command(0x04)     # source voltage
+        self.send_data(lut[155])    # VSH
+        self.send_data(lut[156])    # VSH2
+        self.send_data(lut[157])    # VSL
+        self.send_command(0x2c)     # VCOM
+        self.send_data(lut[158])
+
+    '''
+    function : Setting the display window
+    parameter:
+        xstart : X-axis starting position
+        ystart : Y-axis starting position
+        xend : End position of X-axis
+        yend : End position of Y-axis
+    '''
+    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)
+
+    '''
+    function : Set Cursor
+    parameter:
+        x : X-axis starting position
+        y : Y-axis starting position
+    '''
+    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 & 0xFF)
+
+        self.send_command(0x4F) # SET_RAM_Y_ADDRESS_COUNTER
+        self.send_data(y & 0xFF)
+        self.send_data((y >> 8) & 0xFF)
+
+    '''
+    function : Initialize the e-Paper register
+    parameter:
+    '''
+    def init(self):
+        if (epdconfig.module_init() != 0):
+            return -1
+        # EPD hardware init start
+        self.reset()
+
+        self.ReadBusy()
+        self.send_command(0x12)  #SWRESET
+        self.ReadBusy() 
+
+        self.send_command(0x01) #Driver output control      
+        self.send_data(0xf9)
+        self.send_data(0x00)
+        self.send_data(0x00)
+
+        self.send_command(0x11) #data entry mode       
+        self.send_data(0x03)
+
+        self.SetWindow(0, 0, self.width-1, self.height-1)
+        self.SetCursor(0, 0)
+
+        self.send_command(0x3c)
+        self.send_data(0x05)
+
+        self.send_command(0x21) #  Display update control
+        self.send_data(0x00)
+        self.send_data(0x80)
+
+        self.send_command(0x18)
+        self.send_data(0x80)
+
+        self.ReadBusy()
+
+        self.SetLut(self.lut_full_update)
+        return 0
+
+    '''
+    function : Display images
+    parameter:
+        image : Image data
+    '''
+    def getbuffer(self, image):
+        img = image
+        imwidth, imheight = img.size
+        if(imwidth == self.width and imheight == self.height):
+            img = img.convert('1')
+        elif(imwidth == self.height and imheight == self.width):
+            # image has correct dimensions, but needs to be rotated
+            img = img.rotate(90, expand=True).convert('1')
+        else:
+            logger.warning("Wrong image dimensions: must be " + str(self.width) + "x" + str(self.height))
+            # return a blank buffer
+            return [0x00] * (int(self.width/8) * self.height)
+
+        buf = bytearray(img.tobytes('raw'))
+        return buf
+
+    '''
+    function : Sends the image buffer in RAM to e-Paper and displays
+    parameter:
+        image : Image data
+    '''
+    def display(self, image):
+        if self.width%8 == 0:
+            linewidth = int(self.width/8)
+        else:
+            linewidth = int(self.width/8) + 1
+
+        self.send_command(0x24)
+        for j in range(0, self.height):
+            for i in range(0, linewidth):
+                self.send_data(image[i + j * linewidth])   
+        self.TurnOnDisplay()
+
+    '''
+    function : Sends the image buffer in RAM to e-Paper and partial refresh
+    parameter:
+        image : Image data
+    '''
+    def displayPartial(self, image):
+        if self.width%8 == 0:
+            linewidth = int(self.width/8)
+        else:
+            linewidth = int(self.width/8) + 1
+
+        epdconfig.digital_write(self.reset_pin, 0)
+        epdconfig.delay_ms(1)
+        epdconfig.digital_write(self.reset_pin, 1)  
+
+        self.SetLut(self.lut_partial_update)
+        self.send_command(0x37)
+        self.send_data(0x00)
+        self.send_data(0x00)
+        self.send_data(0x00)
+        self.send_data(0x00)
+        self.send_data(0x00)
+        self.send_data(0x40)
+        self.send_data(0x00)
+        self.send_data(0x00)
+        self.send_data(0x00)  
+        self.send_data(0x00)
+
+        self.send_command(0x3C) #BorderWavefrom
+        self.send_data(0x80)
+
+        self.send_command(0x22) 
+        self.send_data(0xC0)
+        self.send_command(0x20)
+        self.ReadBusy()
+
+        self.SetWindow(0, 0, self.width - 1, self.height - 1)
+        self.SetCursor(0, 0)
+
+        self.send_command(0x24) # WRITE_RAM
+        for j in range(0, self.height):
+            for i in range(0, linewidth):
+                self.send_data(image[i + j * linewidth])   
+        self.TurnOnDisplayPart()
+
+    '''
+    function : Refresh a base image
+    parameter:
+        image : Image data
+    '''
+    def displayPartBaseImage(self, image):
+        if self.width%8 == 0:
+            linewidth = int(self.width/8)
+        else:
+            linewidth = int(self.width/8) + 1
+
+        self.send_command(0x24)
+        for j in range(0, self.height):
+            for i in range(0, linewidth):
+                self.send_data(image[i + j * linewidth])   
+
+        self.send_command(0x26)
+        for j in range(0, self.height):
+            for i in range(0, linewidth):
+                self.send_data(image[i + j * linewidth])  
+        self.TurnOnDisplay()
+
+    '''
+    function : Clear screen
+    parameter:
+    '''
+    def Clear(self, color):
+        if self.width%8 == 0:
+            linewidth = int(self.width/8)
+        else:
+            linewidth = int(self.width/8) + 1
+        # logger.debug(linewidth)
+
+        self.send_command(0x24)
+        for j in range(0, self.height):
+            for i in range(0, linewidth):
+                self.send_data(color)
+
+        self.TurnOnDisplay()
+
+    '''
+    function : Enter sleep mode
+    parameter:
+    '''
+    def sleep(self):
+        self.send_command(0x10) #enter deep sleep
+        self.send_data(0x01)
+
+        epdconfig.delay_ms(2000)
+        epdconfig.module_exit()
+
+### END OF FILE ###

pwnagotchi/ui/hw/libs/waveshare/v3/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 ###

pwnagotchi/ui/hw/waveshare3.py

@@ -0,0 +1,48 @@
+import logging
+
+import pwnagotchi.ui.fonts as fonts
+from pwnagotchi.ui.hw.base import DisplayImpl
+
+
+class WaveshareV3(DisplayImpl):
+    def __init__(self, config):
+        super(WaveshareV3, self).__init__(config, 'waveshare_3')
+        self._display = None
+
+    def layout(self):
+        fonts.setup(10, 8, 10, 25, 25, 9)
+        self._layout['width'] = 250
+        self._layout['height'] = 122
+        self._layout['face'] = (0, 40)
+        self._layout['name'] = (5, 20)
+        self._layout['channel'] = (0, 0)
+        self._layout['aps'] = (28, 0)
+        self._layout['uptime'] = (185, 0)
+        self._layout['line1'] = [0, 14, 250, 14]
+        self._layout['line2'] = [0, 108, 250, 108]
+        self._layout['friend_face'] = (0, 92)
+        self._layout['friend_name'] = (40, 94)
+        self._layout['shakes'] = (0, 109)
+        self._layout['mode'] = (225, 109)
+        self._layout['status'] = {
+            'pos': (125, 20),
+            'font': fonts.status_font(fonts.Medium),
+            'max': 20
+        }
+
+        return self._layout
+
+    def initialize(self):
+        logging.info("initializing waveshare v3 display")
+        from pwnagotchi.ui.hw.libs.waveshare.v3.epd2in13_V3 import EPD
+        self._display = EPD()
+        self._display.init()
+        self._display.Clear(0xFF)
+
+    def render(self, canvas):
+        buf = self._display.getbuffer(canvas)
+        self._display.displayPartial(buf)
+
+    def clear(self):
+        #pass
+        self._display.Clear(0xFF)

pwnagotchi/utils.py

@@ -248,6 +248,9 @@ def load_config(args):
     elif config['ui']['display']['type'] in ('ws_2', 'ws2', 'waveshare_2', 'waveshare2'):
         config['ui']['display']['type'] = 'waveshare_2'
 
+    elif config['ui']['display']['type'] in ('ws_3', 'ws3', 'waveshare_3', 'waveshare3'):
+        config['ui']['display']['type'] = 'waveshare_3'
+
     elif config['ui']['display']['type'] in ('ws_27inch', 'ws27inch', 'waveshare_27inch', 'waveshare27inch'):
         config['ui']['display']['type'] = 'waveshare27inch'