crcmodula 进行 校验，在通信无线行业用的比较多

在对存储空间要求非常严格的嵌入式系统中用CPU下载CPLD的代码，比如51系列的单片机。-storage space in the very strict requirements of embedded CPU system used to download CPLD code, for example, the MCU 51.

步进电机的单片机控制，可以在Proteus下进行仿真-Stepper motor microcontroller control, can be carried out under the Proteus simulation

MP3的源程序,VS1003等, -MP3 of the source code, VS1003, such as, MP3 source, VS1003, etc.

数字示波器全部的原理图以及PCB图，一共包括多个文件，希望大家喜欢-Digital oscilloscope, as well as all of the PCB schematic diagram, including a total of more than one file, I hope you like

使用PIC芯片控制U2270读取125KHz ID卡卡号，因为所使用的PIC资源很少，此程序极为精简，包含中断曼切斯特解码和校验全过程，非常实用。-The use of PIC chip control U2270 Read 125KHz ID card number, because the use of PIC scarce resources, this program is extremely streamlined, with interruption of Manchester decoding and checking the whole process is very useful.

单片机串口通讯源程序，具体功能经过测试，请大家-microcontroller serial communication program, the specific function of the test, please s

智能快速充电器设计资料，包括NI-CD NI-MH和锂电池，铅蓄电池充电器的设计 -Intelligent fast charger design information, including NI-CD NI-MH and lithium batteries, lead acid battery charger design

PIC18与LCD12864的C语言程序，注意修改管脚。-PIC18 and LCD12864 the C language program, pay attention to pin modification.

8051单片机嵌入式系统运用图书，全面覆盖-8051 the use of embedded systems books, full coverage

c8051f020 i2c 的简单应用-c8051f020 i2c simple application