功能：开机在LCD上显示一些信息之后，即进入等待红外触发，如过接收到正确的红外信号，则解码，并在LCD上显示键值和所代表的意义，以及按键次数等信息。-Function: after the boot display some information on LCD, which is awaiting the infrared trigger, such as the infrared signal is received, the co