The application of CAN-bus on the data acquisition of commercial vehicle is narrated and the data acquisition circuit of engine, suspension system and body system are designed.
运用CAN总线，设计了商用车发动机系统、悬架系统、车身系统的信号采集电路。
The detecting circuit of power line touching of the suspension system of DC long-distance reserve power supply of PHS Cell Station was designed by the characteristic of gaseous discharge tube.
利用气体放电管的特性，实现了小灵通基站后备直流远供电源悬浮系统动力线碰触的检测；电路结构简单，实用性强。
Drive circuit used for acceleration transducer has been designed for testing unit of suspension system.
对于悬架系统的检测单元，设计了空气悬架加速度传感器驱动电路。
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