eagle circuit for MP3 expander

8051上T9拼音输入法的编程-8051 T9 on the Pinyin input method Programming

在1602上显示时间计时，已经测试，好用-Display time in the 1602 time has been tested, easy to use

完整的C8051F340串口通讯源代码。无需更改可以直接通讯-C8051F340 complete source code for serial communication. No need to change can be direct communication

单片机程序源代码 AD转换 串口通讯 定时器配置 端口配置 延时 I2C通讯 UART串口，KEIL开发环境 -Microcontroller program source code to configure the AD converter serial communication port configuration latency timer I2C communications UART serial port, KEIL Development Environment

AVR ATMega8 Modbus protocol implementation

callback demo program, you can learn how to write callback functions

获取Sd卡ID，仅限参考，谢谢合作，也有不足之处请指正-Access to Sd card ID, only a reference, Thank you for your cooperation, but also the inadequacies please correct me

利用c8051f020单片机进行串口通讯的软件程序，此型单片机将会成为8位机主流-by Using C8051f020 MCU for serial communication software program, this type of SCM will become mainstream eight-

一个avr的快速编程工具，和ICCavr结合，可以快数的生成代码，很好用的-A rapid avr programming tools, and ICCavr combination, you can quickly generate code number, a very good use

基于ARM7-LPC2368芯片制作USB声卡，在Windows XP环境下自动识别声卡，并加载驱动。-Based on ARM7-LPC2368 chip production USB sound card, in the Windows XP environment, automatic identification sound card, and load the driver.