【添加】key 示例代码

examples/w601_iot_board/key.py

@@ -0,0 +1,25 @@
+# 
+# Copyright (c) 2006-2019, RT-Thread Development Team
+# 
+# SPDX-License-Identifier: MIT License
+# 
+# Change Logs:
+# Date           Author       Notes
+# 2019-06-13     SummerGift   first version
+#
+
+from machine import Pin
+
+PIN_LED_R   = 38
+PIN_KEY0    = 57
+KEY_PRESSED = 0
+
+# create led object from pin PIN_LED_R, Set pin PIN_LED_R to output mode
+led = Pin(("led_red", PIN_LED_R), Pin.OUT_PP)
+key_0 = Pin(("key_0", PIN_KEY0), Pin.IN, Pin.PULL_UP)
+
+while True:
+    if key_0.value() == KEY_PRESSED:
+        led.value(0)  # Set led turn on
+    else:
+        led.value(1)