Xadow - RTC

Description

Any time you want to know what time it is. If I have missed the dating, or if it is the mealtime for my three months child. The RTC module can provide you a real-time clock. You can make the controller to ask the module: hi,buddy, what time it is. At the same time, Donot forget to install a small coin cell which can serve you for more than six mouths.

Specifiations

• Real-Time Clock (RTC) Counts Seconds,Minutes, Hours, Date of the Month, Month,Day of the week, and Year with Leap-Year Compensatio
• Low power consumption
• Can set as 12-hour format or 24-hour format
• Valid Up to 2100
• Dimensions: 25.43mm x 20.35mm

Documents

• Github - Grove_RTC
• Xadow RTC Eagle File
  
• RTC DS1307 Datasheet

Caution

In order to gain a robust performance, you must put a 3-Volt CR1220 lithium cell in the battery-holder. If you use the primary power only, the module may not work normally, because the crystal may not oscillate.