add demo/wtd9527/main.lua.

添加9527看门狗功能demo

Signed-off-by: 翟科研 <752374624@qq.com>

demo/wtd9527/main.lua

@@ -0,0 +1,19 @@
+PROJECT = 'wtd9527'
+VERSION = '2.0.0'
+LOG_LEVEL = log.LOG_INFO
+log.setLevel(LOG_LEVEL )
+require 'wtd9527'
+local sys = require "sys"
+_G.sysplus = require("sysplus")
+
+
+sys.taskInit(function ()
+    wtd9527.init(28)
+    wtd9527.feed_dog(28)--28为看门狗控制引脚
+    --wtd9527.set_time(1)--开启定时模式再打开此代码，否则无效
+    while 1 do
+    sys.wait(100)
+    end
+end)
+
+sys.run()