max7219控制的源程序，经过测试，给需要者

16×2 LCD模块显示例程，供需要的人参考-16 × 2LCD module routines for those who need it for reference

本程序是一师兄给我的，用于液晶屏的滚动显示，给大家参考参考-this is a process, told it to me, for the rolling screen, to your information.

头件的中的#ifndef，这是一个很关键的东西。比如你有两个C文件，这两个C文件都include了同一个头文件。而编译时，这两个C文件要一同编译成一个可运行文件，于是问题来了-The first pieces of# Ifndef, this is a very key things. For example, you have two C file, the two C files include the same file size. And compile-time, the two C files to compile together into a run file, then issue the

基于DP51与DP12的USB的开发程序-DP51 and DP12 based on the USB development process

用普通51单片机实现多任务 《RTX51中文版》，KEIL+RTX51实时操作系统的说明.rar-MCU 51 with ordinary multi-tasking RTX51 Chinese version , KEIL+ RTX51 description of real-time operating system. Rar

USB芯片CH375的库文件，使用库文件可以方便地开发有关USB的项目-USB chip CH375 library files, use the library file you can easily develop a project related to USB

基于AVR单片机的触摸屏控制程序，无需触摸屏驱动芯片也可使用触摸屏。-AVR MCU-based touch-screen control procedures, without a touch screen driver chips can also use the touch screen.

用数码管和4X4键盘做的简易计算器,有protuse原理图和程序-4X4 digital control and the keyboard to do simple calculator, a schematic diagram and procedures protuse

8051F_Modbus.rar是在C8051F020单片机上编写的ＣＲＣ１６校验的MODBUS协议.-C8051F020 Singlechip 8051F_Modbus.rar is prepared CRC16 checksum of the MODBUS protocol.

录音笔的完整程序PIC18的C语言编写的，如果需要硬件电路图，请留言联系免费发送。-Recording pen complete C-language program PIC18