1602液晶 51单片机 DS1302时钟芯片

基于ARM7的44B0开发板的CACHE测试程序，C语言编写，可以在ADS1.2上运行-ARM7-based development board 44B0 of CACHE test procedure, C language, you can run ADS1.2

十分详尽的串口调试程序，未经测试，不过已通过仿真-Very detailed serial debugger, without testing, but had passed through Simulation

超声波程序分体式超声波发射接收对管 型号：TR40 频率：40K T是发射 R是接收 -Ultrasound procedures ultrasound split launched on the possession receiver models: TR40 frequency: 40K T is launching R is the receiver

8051 单片机和外围　ＤＶＢ芯片通讯-8051 and external DVB-chip communication

单片机和GPS接收机构成的车载卫星定位系统-Single-chip GPS receiver and the vehicle constitutes a satellite positioning system

51读写U盘全套技术资料,原理图,KEIL C51原代码-U disk 51 to read and write a full set of technical information, schematics, KEIL C51 original code

可用于PIC单片试验用，12M晶振，形成10毫秒中断 第一次上传东西，试试看，-PIC chip can be used to test, 12M crystal, the formation of the first 10 ms interruption upload things, give it a try,

USB ISP下载器电路图 AVR适用-USB ISP下载器电路AVR适用

介绍了被动动态步行的原理并列出了PWM的最简模型的方程，最后提出进行PWM的几个合理建议-Introduced the principle of passive dynamic walking and a list of the most PWM Jane equation model, and finally put forward some reasonable proposals PWM

RS-485接口具有较强的抗干扰性，数据传输的距离较远，在一些应用中常常需要把RS-232标准的信号转换为RS-485的标准信号进传输。图中所示电路允许数据在RS-232/RS-485这两个不兼容的串行数据接口间传递。传输速度为480波特时，传输距离可达1750米。图中双RS-232收发器IC1将主机(PC)输出的RS-232电平转换为TTL电平，驱动高速RS-485收发器IC2 的输入，倒相器使IC2、IC3在受到起始位时被激活。-RS-485 trying to lay all the thoroughly bleed at the nose picking up the birthday 扰 fern cavity 强 ， Chu Huai basin cavity beat escapement for the birthday candle远Now ， Which instance, using Beckmannia中