diangandianrong

说明：  用mcs-52系列单片机实现等精度频率测量，T1引脚接被测TTL信号，晶振22.1184MHz，对任何频率都可以实现很高精度的测量（精度<1 )，结果从串口字符串输出，波特率115200，可以用串口调试器观察结果.(With mcs-52 family of single chip and other precision frequency measurement, T1 pin then measured TTL signal, Crystal 22.1184MHz, any frequency can be achieved very high accuracy of measurement (precision<1 ), the result string from the serial output , baud rate 115200, serial debugger can observe the results.)

Simple app that communicates with the iPhone/iPod/iPad serial port for debugging/hobbyst purpose.

最小的单片机PWM控制，电压控制PWM输出，智能化，体积小。(ADC control PWM output)

c8051f320 usb 接口驱动程序 和上位机机通信软件及API函数。(C8051f320 usb driver and superior communication software and blast API.)

J1939 protocol description

This is AS1130 Datasheet

c8051 mcu 单片机 adc程序。全部c8051适用(c8051 adc)

基于51单片机的信号发生器 四种波形显示 有级调频(Based on 51 single-chip signal generator)

说明：  电动车控制器 DC负安培高刹车防盗三速提速20带霍尔显示(Electric Vehicle Controllers )

说明：  基于51单片机红外遥控智能小车（原理图、PCB、遥控器控制程序、实物图）(ntelligent car based on 51 microcontroller infrared remote control (schematic diagram, PCB, remote control program, physical map).)