TTGO T-DISPLAY RP2040 config and firmware

examples/configs/tdisplay_rp2040.py

+"""TTGO T-Display RP2040 display"""
+
+from machine import Pin, SPI
+from time import sleep
+import st7789
+
+TFA = 40	# top free area when scrolling
+BFA = 40	# bottom free area when scrolling
+
+def config(rotation=0, buffer_size=0, options=0):
+
+    Pin(22, Pin.OUT, value=1)
+
+    spi = SPI(0,
+        baudrate=40000000,
+        polarity=1,
+        phase=0,
+        sck=Pin(2, Pin.OUT),
+        mosi=Pin(3, Pin.OUT),
+        miso=None)
+
+    return st7789.ST7789(
+        spi,
+        135,
+        240,
+        cs=Pin(5, Pin.OUT),
+        dc=Pin(1, Pin.OUT),
+        backlight=Pin(4, Pin.OUT),
+        rotation=rotation,
+        options=options,
+        buffer_size=buffer_size)