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说明：  该源码实现51单片机之间符合modbus通信协议的通信(This code can achieve communications between MCS51 by modbus protocol. )

DataScope 串口虚拟示波器 一款非常不错 串口调试软件 具有多个串口通道 同时传送多个数据

Code to fade colors in controls

无差拍PFC仿真代码，在PSIM下的电路仿真(Deadbeat PFC simulation code, circuit simulation in PSIM)

nrf2401 发射机和接收机双向同步跳频，在35个信道上来回跳 超级防干扰(Nrf2401 two-way synchronization of fh transmitter and receiver, jump to and fro on the 35 channels Super tamper-proof)

direct sparse solver for linear equations

stm32 mini板dht11温湿度测试程序(stm32 mini board dht11 temperature and humidity testing procedures)

小车沿着黑带前进，这事往年一个竞赛题目的程序，对大家有帮助。(The car along the black belt, it past a contest questions purpose program, are helpful to you. )

由单片机和DAC0832产生正弦波或三角波的程序。单片机和DAC0832可将频率进行分频的具体程序(Sine or triangle wave and DAC0832 procedures generated by the microcontroller. SCM and DAC0832 can divide the frequency of specific procedures)

本程序是基于msp430单片机的uart驱动程序(This procedure is based on MSP430 microcontroller UART driver)