按键控制声音输出，C语言编写，keil下调试通过,大家相互学习...

8051系列应用类打包：AD调速，仿50HZ波形输出，P3口输出控制继电器程序，PWM电机调速，报警，报警防盗，步进电机的控制，电子秒表，电子秒表,航标灯控制程序,频率计等-8051 Series Application Class Package: AD governor, imitation 50HZ output waveform, P3 mouth relay output control procedures, PWM motor speed control, alarm, burglar alarm, stepper motor control, electronic stopwatch, electronic stopwatch, navigation light control procedures, frequency meter, etc.

MSP430 F149的单片机 TimerA驱动程序，便于相应计时器的操作-MSP430 F149 microcontroller TimerA drivers, to facilitate the operation of the corresponding timer

一个单片机控制无刷电机的代码程序-a brushless motor control microcontroller code procedures

视觉暂留，编程从一个I/O口输出一扫频信号，驱动一支LED灯闪动，频率范围为10HZ~99HZ，扫描时间为30秒，在LED闪动期间观察，一旦发现无法识别LED灯闪动时，按下按键K1，立即停止输出，并将此时的信号频率显示在数码管上，该信号的周期为测试者的视觉暂留时间。-Persistence of vision, programming from an I/O port outputs a sweep signal to drive an LED light flashing, the frequency range of 10HZ ~ 99HZ, scan time of 30 seconds, the LED flashing during the observation, once found it impossible to identify the LED lights flashing, press the key K1, immediate cessation of the output, and at this time the signal frequency displayed on the digital control on the test cycle of the signal" s persistence of vision time.

It is C++ codes, include CRC, Oder, search table, and so on.-codes, include CRC, Oder, search table, and so on.

关于传感器的程序，请各位大侠给予指导，等-Procedures on the sensor, please heroes for guidance, etc.

Microchip Technology Inc. The crypt key, serial number and configuration data are stored in an EEPROM array which is not accessible via any external connection. The EEPROM data is pro-grammable but read-protected.

MSP430的P2口接4*4按键，在PC短运行串口调试软件，可显示键号-MSP430 P2 I received 4* 4 keys, in the short run PC serial debugging software can show that the key issue

单片机C51语言的Mini X 嵌入式操作系统-C51 microcontroller Mini embedded OS X

16F87X单片机的CAN通信程序，通过实验板验证，帮助学习，进而提高-CAN MCU 16F87X Communication Program, through the board certification, to help study, and improve