【摘要】 针对现有电源设备在测试电容和压敏电阻等元件的故障电流时,存在检测精度低、实时性差、电路复杂等问题,设计了一种基于MSP430F449单片机的新型智能多功能电流测试仪。该电流测试仪具有电路简单、灵敏度高、响应时间短、功耗低等特点,有推广应用价值。更多还原

【Abstract】 According to problem of low accuracy,bad real-time,complexity electric circuit of existing power equipment while testing fault current of parts and so on electric capacity and varistor,a new aptitude multifunctional current test instrument based on MSP430 single chip computer is designed.This current test instrument has the character such as simple hardware,higher sensitivity,shorter response time and lower power,so it has value of spread and application.更多还原