1520 controller using dot matrix LCD module 12232 51 C MCU control code keil com...

基于超声波的测距仪（包括原理图，程序源码与相关调试说明，以及一些参考资料，总之，开发超声波测距仪的一整套资料）-Based on Ultrasonic Range Finder (including schematics, source code and related procedures for debugging instructions, and some reference materials, in short, develop a set of ultrasonic range finder data)

一个实用的LED条型显示屏程序，采用PHLIPS P89C51RD2芯片，LED显示驱动板为1/16分扫。本程序已经成功应用于多种场合-A practical LED bar display procedures PHLIPS P89C51RD2 chip, LED display driver board for 1/16 sweep. This procedure has been successfully applied to many occasions

单片机实现直流数控稳压电源,可调电压为0-9.9伏,步进为0.1伏,可以自动扫描键盘以增加或者减少电压-MCU NC Regulators DC power supply with adjustable voltage of 0-9.9 volts, stepping to 0.1 volts, can automatically scan the keyboard to increase or reduce the voltage

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

CPU为CSP8051F020，有两个串口和一个SPI口。 一个串口通过数传电台和中控室计算机通信 另一个串口和PLC的MODBUS口通信。 SPI口控制数码管的显示。 已经在工程上应用。-CPU for CSP8051F020, two serial and one SPI mouth. A serial data transfer through the radio and the computer control room of another serial communications and MODBUS PLC Communication. I SPI digital control of the show. In engineering applications.

此程序为本人在公司开发的继电器功能测试仪，用KEIL C编写。可以测试线圈电阻，接触电阻，吸合释放电压，时间等参数。采用WINBONG W77E58 单片机。-This procedure I developed Relay Functional Tester, using KEIL C preparation. To test the coil resistance, contact resistance, pull-release voltage and time parameters. Singlechip WINBONG W77E58 used.

利用51单片机控制1602读写，方便易懂实用-51??1602д ?? ??

语音控制小车(迷你型) 基于凌阳SPCE061A单片机的智能小车程序-Voice-controlled car (mini) based on the Sunplus SPCE061A SCM smart car program

Ti 公司低功耗RF芯片选型资料.其中有13.56-27MHz,300-1000MHz ,2.4GHz等等芯片选型参考-Ti low-power RF chip companies Selection information. Among them, 13.56-27MHz ,300-1000MHz, 2.4GHz chip, etc. Selection of reference

是protel的讲义，应该有利于大家的学习-Yes protel lectures, should be conducive to our learning