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ARDUINO DIGITAL THERMOMETER DS3231 RTC

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Simple digital thermometer displaying indoor temperature on 2.2″ TFT LCD using DS3231 RTC module.
– Arduino pro mini 3V3 8Mhz AtMega328.
– DS3231 RTC High Precision Real Time Clock Module.
– TFT 2.2″ 240×320 ILI9340.
– Power supply/battery 3V3.
TFT display is updated every 10 sec.

Arduino libraries:
Arduino sketch tested on IDE 1.6.3

DS3231 LIBRARY
TFT 2.2 ILI9341 LIBRARY
http://playground.arduino.cc/Main/WireLibraryDetailedReference
http://arduino.cc/en/Reference/SPI

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