Improved setup example pico_lcd_114.py

setup_examples/st7789_pico_lcd_114.py

@@ -10,10 +10,11 @@
 
 from machine import Pin, SPI
 import gc
-
 from drivers.st7789.st7789_4bit import *
 SSD = ST7789
 
+mode = LANDSCAPE  # Options PORTRAIT, USD, REFLECT combined with |
+
 gc.collect()  # Precaution before instantiating framebuf
 # Conservative low baudrate. Can go to 62.5MHz.
 spi = SPI(1, 30_000_000, sck=Pin(10), mosi=Pin(11), miso=None)
@@ -22,14 +23,18 @@ prst = Pin(12, Pin.OUT, value=1)
 pbl = Pin(13, Pin.OUT, value=1)
 pdc = Pin(8, Pin.OUT, value=0)
 
-ssd = SSD(spi, height=135, width=240, dc=pdc, cs=pcs, rst=prst, disp_mode=LANDSCAPE, display=TDISPLAY)
+portrait = mode & PORTRAIT
+ht, wd = (240, 135) if portrait else (135, 240)
+ssd = SSD(spi, height=ht, width=wd, dc=pdc, cs=pcs, rst=prst, disp_mode=mode, display=TDISPLAY)
 
 # Create and export a Display instance
 from gui.core.ugui import Display
-# Define control buttons
-nxt = Pin(20, Pin.IN, Pin.PULL_UP)  # Move to next control
+# Define control buttons: adjust joystick orientation to match display
+# Orientation is only correct for basic LANDSCAPE and PORTRAIT modes
+pnxt, pprev, pin, pdec = (2, 18, 16, 20) if portrait else (20, 16, 2, 18)
+nxt = Pin(pnxt, Pin.IN, Pin.PULL_UP)  # Move to next control
 sel = Pin(3, Pin.IN, Pin.PULL_UP)  # Operate current control
-prev = Pin(16, Pin.IN, Pin.PULL_UP)  # Move to previous control
-increase = Pin(2, Pin.IN, Pin.PULL_UP)  # Increase control's value
-decrease = Pin(18, Pin.IN, Pin.PULL_UP)  # Decrease control's value
+prev = Pin(pprev, Pin.IN, Pin.PULL_UP)  # Move to previous control
+increase = Pin(pin, Pin.IN, Pin.PULL_UP)  # Increase control's value
+decrease = Pin(pdec, Pin.IN, Pin.PULL_UP)  # Decrease control's value
 display = Display(ssd, nxt, sel, prev, increase, decrease)