kopia lustrzana https://github.com/pimoroni/pimoroni-pico
67 wiersze
2.3 KiB
Python
67 wiersze
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.
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import utime
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import st7789
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import picoexplorer
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from pimoroni import Button
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display = st7789.ST7789(st7789.DISPLAY_PICO_EXPLORER, rotate=0)
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display.set_palette_mode(st7789.PALETTE_USER)
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display.set_backlight(1.0)
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button_a = Button(picoexplorer.BUTTON_A)
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button_b = Button(picoexplorer.BUTTON_B)
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button_x = Button(picoexplorer.BUTTON_X)
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button_y = Button(picoexplorer.BUTTON_Y)
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WHITE = display.create_pen(255, 255, 255)
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BLACK = display.create_pen(0, 0, 0)
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TEAL = display.create_pen(0, 255, 255)
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MAGENTA = display.create_pen(255, 0, 255)
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YELLOW = display.create_pen(255, 255, 0)
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RED = display.create_pen(255, 0, 0)
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while True:
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if button_a.is_pressed: # if a button press is detected then...
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display.set_pen(BLACK) # set pen to black
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display.clear() # clear display to the pen colour
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display.set_pen(WHITE) # change the pen colour
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display.text("Button A pressed", 10, 10, 240, 4) # display some text on the screen
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display.update() # update the display
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utime.sleep(1) # pause for a sec
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elif button_b.is_pressed:
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display.set_pen(BLACK)
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display.clear()
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display.set_pen(TEAL)
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display.text("Button B pressed", 10, 10, 240, 4)
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display.update()
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utime.sleep(1)
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elif button_x.is_pressed:
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display.set_pen(BLACK)
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display.clear()
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display.set_pen(MAGENTA)
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display.text("Button X pressed", 10, 10, 240, 4)
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display.update()
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utime.sleep(1)
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elif button_y.is_pressed:
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display.set_pen(BLACK)
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display.clear()
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display.set_pen(YELLOW)
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display.text("Button Y pressed", 10, 10, 240, 4)
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display.update()
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utime.sleep(1)
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else:
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display.set_pen(BLACK)
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display.clear()
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display.set_pen(RED)
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display.text("Press any button!", 10, 10, 240, 4)
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display.update()
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utime.sleep(0.1) # this number is how frequently the Pico checks for button presses
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