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Add simple button example for Display and Explorer

pull/61/head
helgibbons 2021-02-16 14:43:57 +00:00
rodzic 8b96198604
commit 5118339781
2 zmienionych plików z 80 dodań i 0 usunięć
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40
micropython/examples/pico_display/buttons.py 100644
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# This example shows you a simple, non-interrupt way of reading Pico Display's buttons with a loop that checks to see if buttons are pressed.
import picodisplay as display
import utime
# Initialise display with a bytearray display buffer
buf = bytearray(display.get_width() * display.get_height() * 2)
display.init(buf)
display.set_backlight(0.5)
# sets up a handy function we can call to clear the screen
def clear():
display.set_pen(0,0,0)
display.clear()
display.update()
while True:
clear()
if display.is_pressed(display.BUTTON_A): # if a button press is detected then...
display.set_pen(255, 255, 255) # 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 display.is_pressed(display.BUTTON_B):
display.set_pen(0, 255, 255)
display.text("Button B pressed", 10, 10, 240, 4)
display.update()
utime.sleep(1)
elif display.is_pressed(display.BUTTON_X):
display.set_pen(255, 0, 255)
display.text("Button X pressed", 10, 10, 240, 4)
display.update()
utime.sleep(1)
elif display.is_pressed(display.BUTTON_Y):
display.set_pen(255, 255, 0)
display.text("Button Y pressed", 10, 10, 240, 4)
display.update()
utime.sleep(1)
utime.sleep(0.1) # this number is how frequently the Pico checks for button presses

40
micropython/examples/pico_explorer/buttons.py 100644
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# 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 picoexplorer as display
import utime
# Initialise display with a bytearray display buffer
buf = bytearray(display.get_width() * display.get_height() * 2)
display.init(buf)
display.set_backlight(0.5)
# sets up a handy function we can call to clear the screen
def clear():
display.set_pen(0,0,0)
display.clear()
display.update()
while True:
clear()
if display.is_pressed(display.BUTTON_A): # if a button press is detected then...
display.set_pen(255, 255, 255) # 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 display.is_pressed(display.BUTTON_B):
display.set_pen(0, 255, 255)
display.text("Button B pressed", 10, 10, 240, 4)
display.update()
utime.sleep(1)
elif display.is_pressed(display.BUTTON_X):
display.set_pen(255, 0, 255)
display.text("Button X pressed", 10, 10, 240, 4)
display.update()
utime.sleep(1)
elif display.is_pressed(display.BUTTON_Y):
display.set_pen(255, 255, 0)
display.text("Button Y pressed", 10, 10, 240, 4)
display.update()
utime.sleep(1)
utime.sleep(0.1) # this number is how frequently the Pico checks for button presses