C8051F040 T4 capture measured pulse frequency square

MCS51外部中断1和定时器T0的应用，外部中断1连接一个按键，通过调节按键改变定时器的值，定时器输出连接一个蜂鸣器-MCS51 and one external interrupt timer T0 applications, external interrupt 1 to connect a button, through the adjustment button to change the timer value, the timer output to connect a buzzer

三相电机控制,用于产生空间矢量的文档,已经过验证-Three-phase motor control, space vector for the production of documents, has already been verified

单片机控制伟煌并行热敏微型打印机的程序。已经成功应用于饭店点菜机系统中。-SCM-Wei Huang parallel thermal printer micro procedures. A la carte restaurant has been successfully applied to machine systems.

独具一格，只用一个I/O资源就可测出常用的NEC格式IR 遥控码-a unique and use only one I/O resources can be used to measure the NEC format IR remote control code

此程序为单片机开发过程中的串口通信演示程序。用 汇编编写，供参考。-procedure for microcontroller development process of serial communications demonstration program. Using a compilation prepared for reference.

arm(44b0)端口初始化,在程序里面有较多的注释部分, 在具体情况下可用-arm (44b0) port initialization, the procedure has more notes inside part can be used in specific circumstances

简易信号发生器+Protues仿真,函数波形发生器产生波形表，通过DA转换产生正弦波。-Simple Signal Generator+ Protues simulation, waveform function generator waveform table, have a sine wave through the DA converter.

本程序是7963液晶驱动,希望能对大家有所帮助-LCD Driver 7963, we hope to help

* 功能：运行RTC进行计时，将所时间值不断的通过串口向上位机发送，并把秒的值输出数码管D1 * 上显示。上位机运行EasyARM软件，在串口发送/接收窗口观察。 * 说明：* 通讯波特率115200，8位数据位，1位停止位，无奇偶校验。-* Function: RTC to run for a time, the time value will be constant upward through the serial-bit machine to send, and seconds values D1* output digital tube display. PC running EasyARM software serial port to send/receive window of observation.* Description:* 115200,8 bit baud rate of communication data bits, 1 stop bit, no parity.

ppt格式的，arm7的一个讲座的一部分，对设计lcd非常有用-ppt format, arm7 of a lecture as part of the design is very useful lcd