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Grove Temperature sensor MCP9808

Introduction of sensor

Microchip Technology Inc.’s MCP9808 digital temperature sensor converts temperatures between -20°C and +100°C to a digital word with ±0.25°C/±0.5°C (typical/maximum) accuracy.


Download all the source files. There are two examples for user to use.

  • example/MCP9808_basic_demo/MCP9808_basic_demo.ino:This example is a sample use of temperature sensor,you need to polling for data.
  • example/MCP9808_demo_with_limit/MCP9808_demo_with_limit.ino,There is a alert pad on the sensor module which connect to alert pin.You can set temperature limits by calling the API we provided.The alert pin outputs low when the temperature value beyond limit.Otherwise stays high.You can attach alert pin to a interrupt pin of host,To improve the efficiency of program operation.


Refer to the /doc to get more detail.

This software is written by downey for seeed studio and is licensed under The MIT License. Check License.txt for more information.

Contributing to this software is warmly welcomed. You can do this basically by
forking, committing modifications and then pulling requests (follow the links above
for operating guide). Adding change log and your contact into file header is encouraged.
Thanks for your contribution.

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Benefiting from local manufacture power and convenient global logistic system,
we integrate resources to serve new era of innovation. Seeed also works with
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