Design of RTD temperature acquisition module based on ADuCM361

Aiming at acquiring and processing requirements of temperature sensor signal on the industrial control spot, it designs a RTD module based on ADuCM361 microprocessor. It integrates two types of processors including A -Y ADC with 24 bites high precision and ARM Cortex -M3 kernel with 32bites. Besides, it designs the hardware circuit and software flowchart of RTD temperature acquisition module. Programming practice proves that the model has many advantages concluding simple construction, strong practicability, low cost, wide measuring range, high precision, high reliability and so on.

基于微差压原理的矿用风筒风量传感器设计

煤矿通风质量直接关系到井下工作面开采和掘进的安全,为保证进风质量,提出了一种基于微差压原理的矿用风筒风量传感器设计方案,主要采用基于M3内核的ADI微处理器ADUCM361控制整个系统的运行,内部集成的24位ADC采集经过微差压探头输出的信号,将其转换为相应的风速及风量值。着重介绍了风量检测原理、系统的硬件组成及软件设计。该设计方案已在煤矿现场得到了应用,满足了相关标准及用户的需求。