摘要:基于DSP的矿井危险气体多点监控系统由多种气体探测器、PCI总线、DSP、RS485、单片机及显示报警装置构成,实现了对矿井危险气体的多点监测与显示报警。文章在简要介绍DSP、PCI9054总线和RS485分布式通信网络的基础上,详细论述了DSP通过PCI9054对气体探测器的数据采集、DSP多通道缓冲串口的设置及DSP通过RS485分布式通信网络与单片机的通信等。
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