The data gather system made by micro controller may make up of a multi computer system expediently with the RS 485 bus, which can gather data synchronously in parallel.
借助于差分传输的RS 4 85总线，以微控制器为核心的数据采集系统可方便地构成多机系统，可同时并行进行数据采集。
Host: (1) Main central processing unit in a multi-computer system. (2) holder of an online database.
主机：(1)多电脑系统中的主要中央处理机。(2)连线数据库的控制部。
The measuring principle, system composition and measuring error analysis of the computer controlled step shaft multi parameters on line measuring system are introduced.
介绍了微机控制的阶梯轴多参数在线测量系统的测量原理、系统构成及测量误差分析。
应用推荐