本代码实现4×4键盘操作 对键盘进行扫描取得键入值

采用USB单片机开发的TMS320C6701/C6201系统的在线升级模块，包含相应的SCH和PCB，以及相应的源代码，注释比较详细。-The use of USB single-chip system developed TMS320C6701/C6201 online upgrade module that contains the corresponding SCH and PCB, and the corresponding source code, more detailed notes.

18F448实现在CAN通信,已通过调试.-18F448 achieve the CAN communications, has passed the debugging.

这是一个关于ARM9 pcb and sch的压缩文档,希望能给你帮助.-on ARM9 pcb and sch compressed files, in the hope of giving you help.

VB编写的无线信息发布系统（短信收发与数据库处理结合），全套程序！自带PDU短信编码字库！该字库可用单片机上的短信系统开发。还具备电话呼叫功能！-VB prepared by the wireless information delivery system (SMS transceiver combined with database processing), a full set of procedures! PDU encoded messages own character! The font available on the SCM messaging system development. It also possesses ability to call!

步进电机四轮驱动 -Stepper motor stepper motor four-wheel-drive four-wheel drive

我这是一个1602的液晶程序，是51的很精典的-I This is a 1602 LCD procedure is very classical 51

DTMF Generator for AVR

小功率LED条形灯的全彩控制含64阶灰度变化，可供学习LED控制的朋友参考。-Low-power LED light bar control with full-color 64-band gray-scale changes, for studying the control of Friend LED reference.

采用反正法扫描方法对4X4矩阵式按键进行扫描，判断是哪个按键按下。-Scanning method used in any case law on the 4X4 keypad matrix scan to determine which keys are pressed.

Test program for AVR