《ARM嵌入式Linux设备驱动实例开发》，第一章代码

usb doc receive main program c

主要讲了c8051f020实现电机的测速功能。-Major topics of the motor speed to achieve c8051f020 function.

使用单片机控制4路TRF3765的源代码，单片机是STC15F2K60S。控制锁相环产生不同频率的信号

卫星调谐器 DBS TUNER The TA1322FN is a wideband down-converter which can operate at input frequency ranging from 850 MHz to 2200 MHz. Intended primarily for use in satellite tuners, this IC includes an oscillator, a mixer, an IF amplifier and a PLL.-The TA1322FN is a wideband down-converter which can operate at input frequency ranging from 850 MHz to 2200 MHz. Intended primarily for use in satellite tuners, this IC includes an oscillator, a mixer, an IF amplifier and a PLL.

SST flash driver,已经经过测试，无需修改源码，只需根据不同平台调整延时即可。

复旦的NIOS II教材，适合于NIOS II嵌入式开发系统的初学者-err

有线传输系统的原理图，是实验过的，绝对能用。希望对大家有用。-Cable transmission system schematic is too experimental, and definitely can be. Useful for all of us hope.

这是一个用STM32库函数做的uart程序，是串口应用的基础操作，请使用KIEL进行编译，用J-link进行调试和下载，使用的几乎都是库函数，有很强的可移植性性，也可以作为其他功能操作的入门参考

cvcfdv公司

一种基于89C51的直流稳压电源电路图，一个新颖的稳压电源设计方案-89C51-based DC regulated power supply circuit, a novel power supply design