Button

案例程序

输出按钮状态

from m5stack import *
from m5ui import *
from uiflow import *
import unit

setScreenColor(0x222222)
button_0 = unit.get(unit.BUTTON, unit.PORTB)

while True:
  if button_0.wasPressed():
    print('Pressed')
  else:
    print('Released')
  wait_ms(2)

功能说明

def button_0_wasPressed_cb():
  # global params
  pass
button_0.wasPressed(button_0_wasPressed_cb)

• 回调函数（触发按钮）

print((str('status:') + str((button_0.wasPressed()))))

• 获取按钮触发后的状态