在VC++6.0中用MSComm控件编程，可以实现串口接

上位机与三菱PLC之间进行TCP/IP通讯(communication between PC and PLC)

W5100 spi connect describe

LDPC码编译码程序，C语言，译码位BP译码算法 code&decode BP(LDPC code&decode BP)

iEEE 601 标准 信道编码相关 卫星通信(the standard channel iEEE 601 encoding related satellite communications)

华为GTM900AT命令手册，对开发GPRS具有指导意义(Huawei GTM900 AT command manual，It has a guiding significance to develop GPRS )

国家环保总局污染源在线通讯协议的简化版，主要用于环保污染监测设备的数据上传(Sources of the State Environmental Protection Administration of the simplified version of online communication protocols, mainly for environmental pollution monitoring equipment, data upload)

该程序能够较好的仿真出Missive MIMO系统下 信道估计的误码率，及还 有部分的MSE代码，可以供大家参考一下！(This program can better simulate the error rate of channel estimation under Missive MIMO system, and also There are some MSE code that you can refer to!)

实现LDPC编码和译码，利用C语言编写，在matlab环境中画性能曲线。(Realize encoding and decoding of LDPC codes)

说明：  一种PC与单片机多机RS232串口通信设计应用(A PC with a single-chip multi-machine RS232 serial communication design application)

华为内部员工学习资料，对于想进华为的朋友会有很大帮助。(The internal staff s learning materials in huawei is more helpfull for someone who want to go huawei.)