an embedded system via GPRS for data transfer procedures, the agreement for the...

avr的jtag调试下载线制作，有图片，原理图，pcb等。-avr download the JTAG Debugging production line, pictures, schematics, PCB, etc..

简易数字电压表的设计,利用单片机AT89S51与ADC0809设计一个数字电压表，能够测量0－5V之间的直流电压值，四位数码显示，但要求使用的元器件数目最少。-Simple digital voltage meter design, the use of single-chip AT89S51 with ADC0809 to design a digital voltage meter, capable of measuring between 0-5V DC voltage value, four digital display, but requires the use of minimum number of components.

一个红外接收的程序，对红外遥控的设计具有一定的参考价值-An infrared receiver of the procedures, the design of infrared remote control has a certain reference value for

单片键盘扫描keil源码-single source c51 keyboard scan

8019和51单片机的接口电路-8019 and 51 MCU Interface Circuit

c51单片机实现GPS数据接受并通过数码管显示时间-c51 achieve single-chip GPS data receive and display digital time

x9313数控电位器的驱动函数，用于程控LCD对比度，-NC Potentiometers x9313 driver function for program-controlled LCD contrast,

MAGIC2103-ARM7开发板中的UART源程序代码-MAGIC2103-ARM7 development board of the UART source code

MCS51系列单片机实现的16X2的LCD的数据显示-MCS51 MCU series of 16X2 LCD data

LPC932内部EEPROM操作程序-LPC932 internal operating procedures EEPROM