AT91RM9200 SPI keyboard testing procedures

通过实验掌握CC2530芯片GPIO的配置方法，掌握Led驱动电路及开关Led的原理，掌握按键的使用，实现人机交互

PIC16F877 and DS1302 RTC

microchip 得协议栈，学习tcp/ip得仁兄可以参考参考-protocol stack, learning tcp/ip can refer to in reference to my dear friend

51的IO口模拟UARTRS232 波特率9600 Fosc：22.1184MHz 已在keilc51调试通过，运行畅快。-51 IO mouth simulation UARTRS232 Fosc 9600 Baud Rate : 22.1184MHz in keilc51 through debugging, running carefree.

这是一个文件型数据库的学习资料，sqlit3在嵌入式环境下将会有很大的发展前景-This is a file-based database of learning information, sqlit3 in the embedded environment will have great prospects for the development of

一个数字显示时钟的程序，用的是DS1302时钟芯片，用51单片机直接接口读取指令，有protues方针并且配合1602显示！-A digital display clock procedures, using a DS1302 clock chip, using 51 single-chip direct interface to read instructions, and have protues approach with 1602 show!

这是本人原创PC上位机与ARM7开发板通信的全部程序，保证正确，详尽，分享给有需要的人~~~求围观，求下载，求收藏

STR710串口测试程序，对入门者很有用-STR710 serial test procedure for beginners useful

51单片机相关驱动程序 51单片机最小系统测试程序-51 SCM related to the smallest single-chip driver system 51 test procedure

图像编码，使用了嵌入式DCT编码方式-Image coding, using embedded DCT encoding