以比较匹配A达到时交替输出高低电平及写入其维持 时间常数之方法实现脉宽调制输出...

此代码是运用KEILC51语言编写的关于高低频率测量的高效代码,具有极大的实用性.-use of this code is KEILC51 language on the level of frequency measurement efficient code, great practicality.

ST7565汇编测试程式，方面初学者-ST7565 compilation of test programs, areas for beginners//

P87C591的a/d 转换程序，可在keil 51下调试运行，也可将其参数修改后作为函数使用。-P87C591 the a/d conversion, in the next 51 c51 debugging operation, but also its parameters can be modified as a function use.

可以驱动240128的大液晶，有数字，汉字，英文字符，画线，作正弦波图的功能。-Can drive large LCD 240,128, has the number of Chinese characters, English characters, painting lines, for the sine wave function graph.

适用于图像快速显示的TFT控制器资料(包含源码与彩屏型号说明) 是彩屏示波器/信号源的理想选择. 公司内部资料.-Applied to image fast TFT display controller information (including source code and color type description) is a color oscilloscope/signal generator an ideal choice. Company information.

有关液体点滴控制的资料 方案论证及具体实现 电路图-The liquid drip proof control of the information program and the specific realization of circuit diagram

VC 编写的OPC客户端-VC prepared by the OPC client

义隆单片机控制8个LED的渐明渐暗，并有一个按键控制流水灯的速度！-Elan single-chip control of the eight LED dimming out gradually, and there is a button to control the speed of light water!

用51内部定时器在Keil uVision3环境下开发的，可调时间和日期的数字钟，并用1602进行显示。-With 51 internal timer in the Keil uVision3 development environment, the time and date Adjustable digital clock, and display 1602.

一个科室对讲系统单户对讲主机的源代码，CPU是P87LPC762，带有门禁刷卡功能-A single-family intercom intercom systems departments host the source code, CPU is the P87LPC762, with a credit card access control function