STM32f10x ARM USB communications source code example program source library

基于51单片机的多功能数字钟。时间，年月日，多组闹钟，议程。且外接24C04的EEPROM后可保存设置。蜂鸣器由I/O口接三极管放大后驱动。-51 microcontroller-based multifunctional digital clock. Time, date, multiple alarm clocks, and the agenda. 24 C04 and external EEPROM kept after setting up. The buzzer sounded by the I/O access triode mouth amplified drive.

在keil-ARM环境下对ARM7处理器编译成功的I2C总线程序，程序通过I2C总线向UART串口发送数据，验证了I2C总线程序的正确性。-Keil-ARM in the circumstances of the ARM7 processor to compile the success of I2C bus procedures, procedures for the adoption of I2C serial bus to send data to the UART, I2C bus to verify the correctness of the procedure.

蜂鸣器响 改变蜂鸣器的频率，通过改变延时时间 蜂鸣器的时间要是是靠延时来完成的-Buzzer buzzer ring to change the frequency by changing the delay time if the buzzer is the time to be completed by the time delay

MSP430 串口RS485 通信代码很详细-MSP430 serial RS485 communications code in great detail

keil c51开发的8279和51单片机通用键盘控制和Led显示及uart通信程序。-Keil decoder developed by 8279 and 51 general-purpose keyboard control and Led Display and uar t Communication Program.

AVR中断函数,很好用的，真的！ -interrupt function of AVR

MD51-86实现的四人抢答器 -MD51-86 to achieve the four Responder

pc key control code you can use it

飞思卡尔12的定时器功能，能实现周期的定时，12定时器的基本功能-Freescale 12 timer function, can achieve cycle time, the basic functions of the timer 12

8051编译器 dos下 很小-8051 compiler under small dos