基于AVR的USB单片机的源代码,其中部分代码被用在产品上.

超声测距c语言程序 利用定时器产生40khz站空比50 的方波 通过检测收到超声波的时间来测距-Ultrasonic Ranging c language program generated using the timer 40khz space station more than 50 of the square wave by detecting the time to receive the ultrasonic ranging

这是凌阳公司温度传感器的源代码，注有非常详细的代码注释。-This is a temperature sensor Sunplus company

C51实现HDLC数据链路协议的源程序-C51 HDLC data link protocol of the source

TI的CAN接口芯片sn65hvd251的说明。-TI s CAN interface chip sn65hvd251 instructions.

这是微软的一个USB块传输例程，虽然它是基于Intel USB开发板的，但是也很值得我们好好的研究。-This is a Microsoft USB block transmission routines, although it is based on the Intel USB development board, but also worthy of our good look.

51单片机八位数码管显示初阶C程序，位选用的138译码器连接，压缩包里面有原理图-51 MCU 8 digital tube display elementary C program, optional 138-bit decoder connected, compressed packets inside diagram

在keil-ARM环境下对ARM7处理器编译成功的I2C总线程序，程序通过I2C总线向UART串口发送数据，验证了I2C总线程序的正确性。-Keil-ARM in the circumstances of the ARM7 processor to compile the success of I2C bus procedures, procedures for the adoption of I2C serial bus to send data to the UART, I2C bus to verify the correctness of the procedure.

读取一个电机码盘信号，里面有对串口读写，对控制寄存器读写的代码。入门级！-read a motor encoder signals, and they read and write to serial port, the control register read and write code. Entry-level!

不带字库12864液晶显示，51单片机控制-12864 fonts without LCD, 51 single-chip control

51单片机经典程序代码，扩展性，实用性极强，能用到各种模块中，热切的欢迎大家下载使用。-Classic 51 Single-chip code, scalable, highly practical, can be used in a variety of modules, fervent welcome to download.