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Tag Archives: serial

Arduino sleep mode – Waking up when receiving data on the USART

I’ve been playing with the Arduino sleep modes and i wanted to be able to wake up from the sleep when receiving data on the serial port. Mainly, because in my project I’m using the XBee in the API mode and the tricks exposed in http://www.arduino.cc/playground/Learning/ArduinoSleepCode and http://www.libelium.com/squidbee/index.php?title=Save_power_in_SquidBee_-_sleep_mode involve putting Arduino in SLEEP_MODE_PWR_DOWN and using [...]