说明：  TC35调试笔记，记录了TC35的部分调试参数，单片机控制GSM模块TC35的方法，发送短信息和接收短信息（TEXT模式），关于PDU格式的短信息发送和接收，详细的中文AT指令集，及其单片机控制tc35的程序。
(TC35 debugging notes, recorded some of TC35 debug parameters, single-chip GSM module TC35 control methods, send text messages and receive text messages (TEXT mode), on the PDU format for sending and receiving text messages detailing the Chinese AT instruction set , and its single-chip control procedures TC35.)