alsa-lib.tar

iec103 规约上位机源代码，喜欢的就下吧。(iec103 Statute of the host computer source code, like on the next bar.)

TCH全速率，实现把源码发送并利用纠错和交织保护来保护源码(TCH full rate, realize the source code to send and the use of error correction and interwoven protection to protect the source code)

vc++串口通信 ，可以实现两个串口之间发送字符串(vc++ serial communication between two serial ports that can send a string)

16位CRC校验原理与算法分析，很详尽，学习CRC16的重要资料。(16-bit CRC checksum algorithm theory and analysis, very detailed and important information to learn CRC16.)

MODBUS RTU using Attiny44 from Atmel

希捷指令集，里边详细的介绍了希捷12代的指令等。(Seagate instruction set inside a detailed introduction of 12 generations of Seagate directives.)

VB6.0与变频器的RS485或Modbus通讯，控制变频器的参数设定，运行状态，运行频率，读当前状态，电流，电压，频率，故障等。支持远距离控制。(VB6.0 and drive the RS485 or Modbus communications, control the inverter parameter settings, operation status, operating frequency, read the current state, current, voltage, frequency, fault and so on. Support remote control.)

基于PARKER9000运动控制器的上位机程序开发，包括单轴点动以及多轴联动(Based on PARKER9000 motion controller host computer program development, including uniaxial jog, and multi-axis)

自己做的CRC16校验例子，输入16进制数据，数据之间用空格，得到校验字节(The CRC16 checksum own example, enter the hexadecimal data, with a space between the data check byte)

OPC客户端源码，可同时连接局域网内的多个OPC服务器 MFC带界面版(OPC client source code, which can connect multiple OPC servers in LAN at the same time MFC with Interface Edition)