rtx51操作系统说明

红外线遥控程序，可以读出遥控器代码值并显示在数码管上。-Infrared remote control procedures, you can read out the remote control code value and display in the digital pipe.

USART以查询方式收发数据，接收发自电脑的数据，将其显示在LED上，并将接到到的数据减1后返回电脑-USART to send and receive data to query, receive from the bottom of the computer data that could be displayed in the LED, and will receive the data returned by a computer

gsm短消息报警程序，与硬件配合，完成开关量输入，短消息通知主人，用于防盗报警系统。-Short Message gsm alarm procedures, and hardware with complete switch input, short message to inform the owner for the anti-theft alarm system.

超声波测距模组使用说明书 电路图 程序 绝对有参考价值 -Ultrasonic Ranging Module Manual Schematics procedures have absolute reference value

嵌入式通用EEPROM读写程序.-embedded EEPROM read and write common procedures.

Self-tuning PID Controllers ,有需要的朋友可以参考 !-Self-tuning PID Controllers, there is a need of a friend can refer to the reference!

can-汇编测试程序，适用于单片机的can模块测试-can-compilation testing procedures can apply to single chip module testing

单片机实现传输的协议 -the agreement

用VC++实现与上位机通信的几种方法，主要有Windows API通信函数方法-comunication

LCD320240，C51单片机的图文显示测试。-LCD320240, C51 MCU graphics display test.