这是一个波形选择菜单，通过开发板上的按键，选择波形，幅度，频率的等各参数，然后发送给下位机。让其产生需要的波形。...

包括读卡器源代码，专为研究RFID技术学习之用-Philips makes no warranty, expressed, implied or statutory, including but * not limited to any implied warranty of merchantability or fitness for any *particular purpose, or that the use will not infringe any third party patent,* copyright or trademark. Philips must not be liable for any loss or damage * arising from its use.

c51写的，数码管显示以及键盘接口专用控制芯片芯片BC7281与MCU串行通信的解决方案的实例程序。在c51里的移植基本不需要改动。-decoder, a digital control display and keyboard interface dedicated controller chips BC7281 and MCU chip serial communications solutions examples of procedures. C51 Lane in the transplant is not needed changes.

５１实现的两个串口通信程序，ＫＥＩＬ环境下开发，可直接使用-51 realize the two serial communication program, KEIL development environment can be directly used

DS1302读写一体化C51源程序-DS1302 source code reader integration C51

一个新颖的自动调节匹配电阻阻值器，内有原理图,可供在家参考。-A novel resistance to match the automatic adjustment device, with a schematic diagram for reference at home.

tl2543的AD程序仅供参考--KEIL51！-tl2543 the AD process is for reference only KEIL51!

反汇编 Ver1.2-anti-compilation Ver1.2

采用高发射功率红外光电二极管和高灵敏度光电晶体管组成。 光缝宽度（分辨率）有0.8mm、0.4mm两种。-High transmit power infrared photodiode and high-sensitivity phototransistor. Optical slit width (resolution) of 0.8mm, 0.4mm two kinds.

一个用51单片机和16＊2液晶的重力加速度测试仪的图片及源码-a microcontroller with 51 and 16* 2 LCD gravity tester pictures and FOSS

用proteus仿真的数字电压表 有8051单片机和adc0809以及4位数码管实现-Proteus simulation with digital voltage meter 8051 and has adc0809 as well as four digital tube realize