qiangdaqi

将hex文件发送给单片机，串口发送，快速方便，用于stm32(Hex file to the SCM serial, send, quickly and easily, for STM32)

基于51的DT11温度检测，基于51的DT11温度检测(Based on 51 of dt11 sensor temperature measurement procedures, based on the temperature sensor 51 dt11 program)

说明：  This is a generic FIFO buffer that can be used to store any kind of items. It is written in C language and can be compiled and used on almost any architecture. It was designed to be used on memory limited architectures such as microcontrollers. Examples of the applications that can be built with this library include:

说明：  基于STC51单片机，实现dds的算法部分(Based on 51, the algorithm part of the realization of dds)

Profibus-DP从站原理图， VPC3芯片配合STM32F103RBT6的系统，AD6原理图格式。(Profibus-DP slave schematics, VPC3 chip with STM32F103RBT6 system, AD6 schematic format.)

通过单片机实现哈希函数SHA-1，C源程序完全可用，已经测试，外部加密芯片采用DS28E01-100(MCU hash function SHA-1, C source code fully available, and has been tested external encryption chip uses DS28E01-100)

数字电压表的源程序，可以实现实现测量电路的电压，精确到小数点后面三位数字。附带数字电压表的流程图(Digital voltage meter source, can be implemented to realize the voltage measurement circuit, down to the decimal point three digits.Attached flowchart of digital voltmeter)

大华DVR的SDK开发包,包括源码和开发文档.(Dahua DVR SDK development kits, including source code and documentation development.)

PLC与51单片机通讯示例程序(单片机程序)(PLC and 51 single-chip communication sample programs (MCU program))

基于MSP430G2553的频率计数计的程序编写，已经过测试，程序无误可以完整运行。(Based on the frequency count MSP430G2553 meter programming, has been tested, the program can complete run correctly.)