Wireless transmission between two atmega256rfr2 xplained pro board

能实现：打印机初始化，自动送纸，字车电机右加速，字车电机右减速，字车电机右常速，字车电机右慢速，字车电机左进…… 纸电机慢速进纸，走纸电机退纸，打印一行内容……

C8051F020 SMB 总线驱动源代码-C8051F020 SMB bus driver source code

这是一款经过制作,并且调试成功的无线话筒,是用protel画的原理图,还有元件的封装.-After this is a production, and debugging of wireless microphone success is the use of Protel schematic painting, there are components of the package.

台湾CH7024的驱动源代码,在LINUX下使用.-Taiwan CH7024 driver source code, in the use of LINUX.

DA 转换 产生三角波 正旋波 梯形波（dac0832)换电路接成同相电压输出形式，其输出电压Vout=IR(1+R2/R1)。-DA conversion triangular wave generated spinning wave trapezoidal wave (dac0832) for access into the same circuit phase voltage-output type, the output voltage Vout = IR (1 R2/R1).

Linux下通过JTAG接口烧写BIOS到NandFlash的工具-Linux burning through the JTAG interface to the BIOS tools NandFlash

用8051开发usb的程序练习，对于初学者来说可以有需多的帮助-8051 with the development of the procedures usb practice, can run for beginners need more help

调试教程，开发环境ADS1.2 硬件平台S3C44B0.入门者可以参考-Debugging Guide, ADS1.2 hardware platform development environment S3C44B0. Beginners can refer to

基于MC9S08JM60的SD CardReader, SPI方式读写SD卡，包含源码、原理图及应用笔记，很完整。

ATMega16 ADC description