C51KEY

PWM波程序 可以用来控制电机调速，程序比较简单，这里只用了一个定时器就实现了。因为51单片机没有PWM波的寄存器，所以要自己用软件控制。-PWM waves program can be used to control motor speed, procedure is simple, here only a timer is realized. Because no PWM waves 51-series microcomputer to yourself, so with registers control software.

完整的ＴＣＳ控制系统原程序．包含系统检测，数据采集（Ａ－Ｄ）与处理，通信和回路控制与检测．产品已上市．-integrity of the original control system procedures. Includes system testing, data acquisition (A-D) and processing, communication and loop control and detection. Products are listed.

嵌入式开发板搭建最小系统,在嵌入式开发板上，建立内核，文件系统等等，使最小系统能够在其上运行-to build the minimun system on a board, embedded software programms.you can rely on it to impletement the basic function of an embedded system

aduc843的c程序例子-ADUC843 procedures example of c

Barcode source for scaner barcode

以SPCE061A单片机为核心，通过DDS合成技术设计制作了一个步进值能任意调节的多功能信号源。该信号源在1KHz～10MHz范围能输出稳定可调的正弦波，并具有AM、FM、ASK和PSK等调制功能。信号输出部分采用低损耗电流反馈型宽带运放作电压放大，很好地解决了带宽和带负载能力的要求。系统带中文显示和键盘控制功能，操作简便，实现效果良好。-SPCE061A can preview and so on 片 Lennon为， Center Services Toru DDS magnetic rude summarized chirpy术instance, a few leftover制brazing stamp festival值vehicles Qin Kui 任 comment slander people cavity features信ulcers ulcers信Tai Tai 。 clams Now 1KHz `10MHz Kui Yu围HUAI embankment稳corner cavity strip Qin Shu Hao ，弦bleed at the nose of sweet seized AM) FM) ASK Core inflation PSK Tan制features 。信ulcers HUAI snapped embankment Qun Xu malaria tablets using delicious cream changchu destroyed sneeze型compliance turbulent changchu压brazing temperature side of bridge ， exhaust temperature submerged low-hua chiao suspect left Rui turbulent turbulent compliance pupa Xikui weak potato cavity lynx 求 。 department turbulent conduct anti中striped text显Rui-ying制satirical features captured ， ， Fuzeng brazing Canals Xi现invalid wife of mother

镍电池配置程序AT89S51单片机开发，用于充电电池控制-Nickel battery configuration procedures AT89S51 Singlechip development, for the rechargeable battery control

一个单片机的频率计程序，能测试相应的频率-A microcontroller frequency counter program, capable of testing the frequency of the corresponding

串口测试程序，当收到一个数据时会返回一个同样的数据-Serial test procedure, when a data received will be a return of the same data

客户液晶屏静态扫描驱动，keil-51编写。测试通过。-Guest LCD screen static scan driver, keil-51 preparation. Test.