积分:0分 关键词:Maxim,single-phase energy meter,polyphase energy meter,real-time clock,RTC,Teridian
积分:0分 关键词:Maxim,real-time clock,RTC,polyphase energy meter,Teridian
积分:0分 关键词:Maxim,lithium,battery,rtc,real-time clock
积分:0分 关键词:EEPW_ARM_DIY,ADC,RTC,LCD
积分:0分 关键词:NXP,RTC,real time clock,timekeeping,crystal,32.768 kHz,backup
积分:0分 关键词:NXP,RTC,ultra-low-power,PCF2123