基于STM32平台的CAN总线车载式漏电流数字传感器  

CAN bus vehicle type leakage current digital sensor based on STM32 platform

作　　者：袁开鸿[1,2] 魏丽君[2] 唐冬梅[1] 

机构地区：[1]中南大学信息工程学院,湖南长沙410083 [2]湖南铁道职业技术学院,湖南株洲412001

出　　处：《传感器与微系统》2014年第3期118-120,124,共4页Transducer and Microsystem Technologies

摘　　要：介绍一种基于STM32平台的CAN总线车载式漏电流数字传感器的设计。在高精度模拟漏电流传感器的基础上,采用CAN总线进行数据通信,在目前高端的、低功耗、小系统设计处理器Cortex—M3(STM32)上经数字化改进而实现。该漏电流数字传感器经实验验证检测准确、响应快速、数据通信安全可靠,是目前一种先进的车载式漏电流数字传感器。实际使用时,由多个漏电流数字传感器与一台计算机互接,构成一个多点的漏电检测网络,最终实现漏电检测的综合处理。Introduce a design of CAN bus vehicle type leakage current digital sensor based on platform of STM32.This design is based on high precision analog leakage current sensor,data communication is based on CAN bus, processor Cortex—M3（ STM32） is a relatively high-end,low power consumption system,the design on the basis of it is realized through digitization improvement and implementation.The leakage current digital sensor is verified by experiment that its detection is accurate,response is rapid,data communication is safe and reliable,and is currently an advanced vehicle type leakage current digital sensor.In actual use,it is interconnected by several leakage current digital sensors and a computer,to form a leakage detection network for multi-points,finally realizes the comprehensive treatment of leakage current detection.

关 键 词：STM32 CAN总线 漏电流传感器 数字化处理 

分 类 号：TP334.3[自动化与计算机技术—计算机系统结构]