基于LTC2400的分布式高精度数据采集系统的设计

The Design of High Precision Data Acquisition System Distributed Based on LTC2400

本文介绍了基于LTC2400和CAN总线的远程高精度数据采集模块的设计方法。该模块以PIC单片机为控制核心,实现对模拟信号的精确测量,并结合CAN总线技术使其能够非常方便地实现远程数据传送。具体阐述了数据采集器中的A/D转换芯片的工作原理和CAN通信的模式,给出了分布式数据采集模块的硬件电路、软件设计方法和程序流程图。

Introduced the Design Method of High Precision Data Acquisition System Distributed Based on LTC2400, The System of control core with PIC mieroeontroller can realize The precision measures for the emulation signal, and can transm remote data based on CAN Bus technique. Concretely discuss principle of A/D ship in the data acquisition system,give the hardware electric circuit and design method of the system software and the procedure process chart