• Description
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The Wio Extension - RTC is an extension board for Wio LTE, it can provide the Real-Time Clock function via the I2C port. This board is based on NXP PCF8523 chip, which can provide year, month, day, weekday, hours, minutes, and seconds information. 

 

This board is powered by Micro-USB port, communicate with the Wio LTE via I2C port, and we also provide a USB power output which can be turned off/on by a on-board switch, so that you can use the Wio Extension - RTC board to power the Wio LTE. When the power supply to Wio boards ( Like the following picture), the standby current of whole system is less than 1 uA.

 

To work with the Wio LTE you may also need the Grove cable and USB power cable: 

• Micro USB Cable - 48cm 
• Grove - Universal 4 Pin Buckled 5cm Cable (5 PCs Pack)

Features:

• Provides year, month, day, weekday, hours, minutes, and seconds based on a 32.768 kHz quartz crystal
• Resolution: seconds to years
• Freely programmable timer and alarm with interrupt capability
• Oscillator stop detection function
• Programmable offset register for frequency adjustment

 

Applications:

• Time keeping application
• Battery powered devices
• Metering

Pinout :

Package Includes:

1 x Wio Extension - RTC

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Wio Extension - RTC ( Real-Time Clock)

• Brand: Seeed Studio
• Product Code:Seeed-Wio-Extension-RTC
• Reward Points:10
• Availability:In Stock

• रo 1,195.34

• Ex Tax:रo 1,013.00
• Price in reward points:1013

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• 85 or more रo 1,023.06