Modbus_HoldStart)

Keil uvision4.0 环境下的MCS-51单片机入门学习例程！(Keil uvision4.0 environment MCS-51 microcontroller started learning routines!)

CS5460A芯片源程序，能测量电流、电压以及电能等量。(CS5460A chip source program, which can measure current, voltage and equal power.)

单片机内刻录程序，包含C语言和汇编语言两个版本。实现7455C5与单片机的串口通信，信息传输。(Microcontroller burning program, contains two versions of the C and assembly language. 7455C5 microcontroller serial communication, information transfer.)

基于示波法的电子血压计程序，包括脉搏测量。控制器采用STM32F103C8T6。包含数据核心算法程序。( Based oscillography electronic sphygmomanometer procedures, including pulse measurements. Controller uses STM32F103C8T6. It contains data core algorithm program.)

430与串口和定时器的详细例程，可在链接da或ad时调用(430 link da or ad with serial timer routine, call)

jm20316移动硬盘盒---原理图，PCB板图。非常好用的资料(jm20316 HDD Enclosure--- schematics, PCB board map. Very useful information)

STM32的USB声卡程序。内有详细的注释和文档。很好的学习资料。(STM32 USB sound card program. There are detailed notes and documentation. Good study materials.)

基于51单片机的计算器 ，采用C语言编写，可以实现简单的加减乘除功能，用八位数码显示。(counter based on as89s51)

以上是二维傅里叶变换程序源代码 还有傅里叶反变换(These are the two-dimensional Fourier Transform source code for inverse Fourier transform)

锁相环用于电机转速精准检测，资料很不错，值得下载(Phase-locked loop for accurate detection of motor speed)