本方案与S7200原厂模拟量采集模块相比，应用成本大幅度降低。
Compared with the original analog signal acquisition module of S7200, the cost of application is decreased greatly.
本文介绍了在空调客车微机实时集中监测系统中，利用RS485模块进行系统数字量和模拟量采集的方法。
This paper introduces a method that how to gather analogue or digital data in Micro-computer Centralized Real-time Monitoring System used in Air -condition Passenger Train using RS485 modules.
介绍由at89c52、RAM、AD574、电源电路、模拟量输入采集处理等模块组成的数据采集系统。
The data acquisition system was introduced which was composed of AT89C52, RAM, AD574, power circuit, analog quantity input acquisition module, etc.
系统的硬件采样部分由数据采集模块(包括模拟量输入模块和数字量输入模块)构成，各模块间以RS- 485总线形式进行连接。
The hardware sampling unit of the monitor system is constituted by the data gathering module, including digital input module and analog input module, which are connected by the RS-485 main line form.
系统的硬件采样部分由数据采集模块(包括模拟量输入模块和数字量输入模块)构成，各模块间以RS- 485总线形式进行连接。
The hardware sampling unit of the monitor system is constituted by the data gathering module, including digital input module and analog input module, which are connected by the RS-485 main line form.
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