- SPU: AL-VJKV-7bzh1kuh[A4]
- 種類:LCD液晶屏
- 像素:-
- 點距:-
- 響應時間:-
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●.購買電子元件/模塊請具備一定的電子基礎知識,購買前先看看描述提供的資料,所有產品不提供技術支持的,不懂得使用請勿購買,買前麻煩慎重考慮! |
RTC 實時鐘模塊 DS3231SN ChronoDot V2.0 arduino I2C 提供例程
注意:因為快遞航空禁運,改模塊不包含電池。
模塊特性:
1、可以提供arduino庫文件和例程
2、使用DS3231SN高精度時鐘芯片,內置32.768晶振
3、可以提供精確的年、月、日、時、分、秒、上午和下午數據
4、可以輸出1Hz信號,每秒輸出一個信號
5、可以使用CR1220紐扣電池保持走時
6、I2C總線上拉電阻自己焊接R1 R2
7、尺寸小巧 直徑3cm
8、插針間距22.86mm
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