67 lines
2.3 KiB
Python
67 lines
2.3 KiB
Python
# This example shows you a simple, non-interrupt way of reading Pico Explorer's buttons with a loop that checks to see if buttons are pressed.
|
|
|
|
import utime
|
|
import st7789
|
|
import picoexplorer
|
|
from pimoroni import Button
|
|
|
|
|
|
display = st7789.ST7789(st7789.DISPLAY_PICO_EXPLORER, rotate=0)
|
|
display.set_palette_mode(st7789.PALETTE_USER)
|
|
display.set_backlight(1.0)
|
|
|
|
button_a = Button(picoexplorer.BUTTON_A)
|
|
button_b = Button(picoexplorer.BUTTON_B)
|
|
button_x = Button(picoexplorer.BUTTON_X)
|
|
button_y = Button(picoexplorer.BUTTON_Y)
|
|
|
|
WHITE = display.create_pen(255, 255, 255)
|
|
BLACK = display.create_pen(0, 0, 0)
|
|
TEAL = display.create_pen(0, 255, 255)
|
|
MAGENTA = display.create_pen(255, 0, 255)
|
|
YELLOW = display.create_pen(255, 255, 0)
|
|
RED = display.create_pen(255, 0, 0)
|
|
|
|
|
|
while True:
|
|
if button_a.is_pressed: # if a button press is detected then...
|
|
display.set_pen(BLACK) # set pen to black
|
|
display.clear() # clear display to the pen colour
|
|
display.set_pen(WHITE) # change the pen colour
|
|
display.text("Button A pressed", 10, 10, 240, 4) # display some text on the screen
|
|
display.update() # update the display
|
|
utime.sleep(1) # pause for a sec
|
|
|
|
elif button_b.is_pressed:
|
|
display.set_pen(BLACK)
|
|
display.clear()
|
|
display.set_pen(TEAL)
|
|
display.text("Button B pressed", 10, 10, 240, 4)
|
|
display.update()
|
|
utime.sleep(1)
|
|
|
|
elif button_x.is_pressed:
|
|
display.set_pen(BLACK)
|
|
display.clear()
|
|
display.set_pen(MAGENTA)
|
|
display.text("Button X pressed", 10, 10, 240, 4)
|
|
display.update()
|
|
utime.sleep(1)
|
|
|
|
elif button_y.is_pressed:
|
|
display.set_pen(BLACK)
|
|
display.clear()
|
|
display.set_pen(YELLOW)
|
|
display.text("Button Y pressed", 10, 10, 240, 4)
|
|
display.update()
|
|
utime.sleep(1)
|
|
|
|
else:
|
|
display.set_pen(BLACK)
|
|
display.clear()
|
|
display.set_pen(RED)
|
|
display.text("Press any button!", 10, 10, 240, 4)
|
|
display.update()
|
|
|
|
utime.sleep(0.1) # this number is how frequently the Pico checks for button presses
|