Digital tube display, hopes and U.S. exchanges, will this process of the Progres...

延时采用指令延时的方法,通过改变系统时钟,改变延时的长短,用IOA口的低8位接的LED的闪烁显示出来-Delay the use of methods of instruction latency by changing the system clock, changing the length of delay, and low IOA I received 8 of the LED display flashes

基于uPSD3334单片机pwm波形产生程序，频率可调，占空比可调。可同时产生三路PWM波形。在电力电子中有极好的应用。使用Kerl开发环境-based uPSD3334 MCU pwm waveform generator procedures, adjustable frequency, duty cycle adjustable. May also have three PWM waveform. In power electronics has an excellent application. Kerl use development environment

3208点陈式显示电子时钟，有兴趣的朋友可以DIY，同时也可以提供代码参考。-Chan 3208 point display electronic clock, interested friends can DIY, but also can provide reference code.

freescale最新的几款加速度传感器资料，包括SPI接口的，IIC接口的。其加速度测量范围从1.5g到10g-freescale the latest information on several acceleration sensors, including the SPI interface, IIC interface. Its acceleration measurement range from 1.5g to 10g

飞利浦D12的AT89C52固件-Philips D12 firmware of the AT89C52

nRF2401开发板的电路原理图pdf文件-nRF2401 development board schematic circuit pdf file

NXP P89V51 PGA硬件生成 PWM 程序... -NXP P89V51 PGA hardware to generate PWM process ...

此为18B20的驱动程序,经过实验,是可行的-18B20 This is the driver, after experiment, it is feasible

crc校验源码，可供C51程序员参考，我目前测试用的32位CRC程序-crc check source code, programmer"s reference for C51, I am currently testing 32-bit CRC procedures

本设计实例包含了DS1302时钟+DS18B20，具有时钟显示和温度显示功能。包含源程序Proteus仿真。-This design example includes the DS1302 clock+ DS18B20, with a clock display and temperature display. Contains the source Proteus simulation.