用ATmega8实现累加功能，并用数码管实现显示。

用SD模式读SD卡的代码,写功能尚未实现,希望能给您一点帮助!-SD mode with SD card code reading and writing function has not yet been achieved, I hope to give you a little help!

51驱动RA8835/SED1335的320*240的液晶驱动程序-use 51 to driver LCD display in scale 320*240 with RA8835/SED1335

PCB电路板。键盘控制，矩阵键盘的电路图。-PCB circuit boards. Keyboard control, matrix keyboard circuit.

nec16位单片机读U盘播放MP3源码，接口芯片采用CH375，解码芯片MA8201。-Reading nec16-bit single-chip U disk MP3 player source code, interface chip CH375, decoder chip MA8201.

AVR单片机的GCC语言编译器，和VC一样的界面-AVR the GCC compiler, and the same interface VC

使用PROTEUS仿真的RS232串行通信口,可在串口助手输入,激活7段数码管显示相应的数字-PROTEUS simulation using RS232 serial communication port, serial port assistant in the input, activation of 7 digital tube display the corresponding figure

mage8的数码管扫描程序 -mage8 digital control digital control mage8 scanner scanner

avr的ds18b20驱动，大家可以参考下，可以使用-avr of DS18B20 drive, everyone can refer to the next, you can use

AVR单片机的TWI（IIC）总线功能驱动函数库，可直接调用本函数库驱动24C08等IIC器件。-AVR microcontroller TWI (IIC) bus function driver functions can directly call this function, database-driven 24C08 devices such as IIC.

fm1702 13.56m rfid 读卡程序-fm1702 13.56m rfid reader program