能准确测量输入频率，配备相应的C语言程序。

基于51系列单片机的与PC通信(RS232)的应用 正在学习单片机,编来-based on the 51 series microcontroller and PC communications (RS232) is currently studying the application microcontroller series to try

盛方学习板单片机实验全部源码 新手宝典 -Sheng Fang experimental study single-chip all-source plate green hand book

单片机驱动液晶,基于51-Microprocessor LCD, based on 51

利用此程序可以实现关于红外线的编码与解码-This process can be achieved using infra-red about the encoding and decoding

LT_1B msp430开发板例子程序－TB6

nrf905通信 基于rs232-nrf905 based RS232 communication

利用avr c编程并实现了proteus模拟，可作为avr的绝好学习例程-Avr c programming and the use of the Proteus realize simulation, can be used as an excellent learning routines avr

利用PWM产生高精度正弦波,从PWM引脚输出的脉冲信号经过简单的低通滤波后,可以得到平滑的正弦波,波的频率可以微调-produced using high-precision sine wave PWM, PWM output pin from the pulse signal through simple low-pass filter, can be smooth sine wave, the wave frequency can be fine-tuned

ATMEL 89c51sndc mp3外接硬盘源码-mp3 ecpand hdd drive! 51 source ,mcu is atmel 89c51

这个程序利用89S51输出信号来驱动一个步进马达*/