8051单片机控制LED实现流水灯循环显示

232模拟串口的程序，给需要的朋友-232 serial simulation procedure, to the needs of Friend

8051单片机上4*4矩阵键盘的扫描方式3-none

Rf2401 receive/send c51 demo

用LPC2132驱动SPI接口FLASH的c驱动程序，调试完全通过-SPI interface with LPC2132 Driver FLASH

单片机通过SPI读写SD卡.使用5v系统操作3.3V的sd卡.很有借鉴价值-SCM SPI literacy through SD cards. 5v use of the system 3.3V sd card. Very valuable reference

cy7c68013代码，c y7c68013代码，-CY7C68013 code, c y7c68013 code, c y7c68013 code,

ucos-11在51上的移植-CENTER-11 of the 51 transplant

modbus通信协议范例,详细解答了modbus的通信方式,如读线圈、寄存器…-Modbus communication protocol example, detailed answers to the Modbus communication methods, such as reading coil, register ...

从MCS51到AVR的转变,如果你是一个现在懂MCS51，且又想学习其它单片机，对AVR有兴趣的话，这是一本不错的指导书，可以让你快速的从MCS51过渡到AVR系列-from AVR MCS51 to change, if you are a MCS51 now understand, and indeed want to learn other microcontroller, the AVR is interested in it, this is a good guide book, which will let you quickly from the transition to MCS51 AVR Series

编译环境：ICC AVR 6.31A 单片机：AT90S8515 PC.0出音乐信号，INT0，INT1分别接下一首、播放/暂停键 开机处于暂停状态，按下播放/暂停键开始放音，自动播放完8首，会再进入暂停状态。 所有的暂停状态都采用掉电模式。 -build environment : ICC AVR microcontroller 6.31A : AT90S8515 PC.0 musical signal INT0, INT1 respectively took one, Play/Zantingjian Boot suspended, press Play/Zantingjian start of audio, automatic broadcast End 8, will enter the state. All the suspended power-down mode is used.