This is to introduce the hi-powered AVR SCP,ATmega 128L of the ATMEL corporation,which is peculiarly In-System-Programmable and its application in the data collection handset system and relational tiered design of the communication software and monitoring software,which has broadened the application scope of data collection handset in mechanical &electrical industry.

Application of computer data collection system in hydraolic model experiments for water diversion system with pressure of Hydropower project;

Design of a multi-channel high accuracy data collection system based on CPLD and single chip machine;

Design multiple information & data collection system in large space building;

Design of USB/RS485 converter and its applicationin slow control data collection system of high energy physics;

Automatic inspecting system of environment parameter and small animal is a data acquisition system based on single chip MCS-51 and all kinds of sensors.

The paper gives data acquisition system based on C program and using PC and ADC.

In order to satisfy requirement with the high precision and high real-time sampling of testing machine′s measure and control system in the data acquisition and processing,this paper introduces a data acquisition system of electronic universal testing machine based on the TMS320F2812,and gives the design of hardware and software detailedly.