74ls165控制扫描键盘，串行输出键值的c51键盘程序，并在led上显示...

一个执行效率不错的键盘扫描程序。附有Proteus仿真，按键的键值通过ＬＥＤ显示-A good efficiency in the implementation of the keyboard scanner. With Proteus simulation, the key button LED display through

智能车测速程序 智能车测速程序-Freescale cesu

320240简单演示程序(8080时序)-320240 simple demo program (8080 timing)

这是C和ASM混合屏幕开发的编程实例， 用的着就下吧-C and ASM development of the mixed-screen programming examples, using it to the next

这是sd/mmc卡程序地而部分内容，后面还有！-This is the sd/mmc card program and part of the contents in the back there!

漏气测试12864显示 MCU STC89C51芯片-Leakage test showed 12864 chip MCU STC89C51

STC单片机的AD功能测试。测试中通过P3口的LED指示AD值。-STC microcontroller AD functional tests. Testing of the LED through the P3 port direction AD value.

VGA视频2*2分配器图纸，protel 99制作。 -VGA Video 2* 2 Distributor drawings, Protel 99 production.

msp430单片机控制输出PWM波,可以用来控制DC_DC变换用的控制信号,很好用-MSP430 single chip microcomputer to control the output PWM waves, can be used to control DC_DC transform the control signals used, very good use

我是用89S52做的模拟路灯控制系统。这个作品我在09年的全国大学生电子设计竞赛中获全国一等奖。-I used to do analog 89S52 lights control system. This work was in my 2009 National Undergraduate Electronic Design Contest won a national first prize.