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https://github.com/1technophile/OpenMQTTGateway.git
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66 lines
2.2 KiB
C++
66 lines
2.2 KiB
C++
//***********************************************************************************************************
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// Sample sketch that achieves the lowest power on a Moteino of ~6.5uA
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// Everything is put to sleep including the MCU, the radio (if any) and the FlashMem chip
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//**** SETTINGS *********************************************************************************************
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#define WITH_RFM69 //comment this line out if you don't have a RFM69 on your Moteino
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#define WITH_SPIFLASH //comment this line out if you don't have the FLASH-MEM chip on your Moteino
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//***********************************************************************************************************
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#include <LowPower.h> //get library from: https://github.com/lowpowerlab/lowpower
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//writeup here: http://www.rocketscream.com/blog/2011/07/04/lightweight-low-power-arduino-library/
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#ifdef __AVR_ATmega1284P__
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#define LED 15 // Moteino MEGAs have LEDs on D15
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#define FLASH_SS 23 // and FLASH SS on D23
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#else
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#define LED 9 // Moteinos have LEDs on D9
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#define FLASH_SS 8 // and FLASH SS on D8
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#endif
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#if defined(WITH_RFM69) || defined(WITH_SPIFLASH)
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#include <SPI.h> //comes with Arduino IDE (www.arduino.cc)
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#if defined(WITH_RFM69)
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#include <RFM69.h> //get it here: https://www.github.com/lowpowerlab/rfm69
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RFM69 radio;
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#endif
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#if defined(WITH_SPIFLASH)
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#include <SPIFlash.h> //get it here: https://www.github.com/lowpowerlab/spiflash
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SPIFlash flash(FLASH_SS, 0xEF30); //EF30 for 4mbit Windbond chip (W25X40CL)
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#endif
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#endif
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void setup () {
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#ifdef WITH_RFM69
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radio.sleep();
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#endif
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#ifdef WITH_SPIFLASH
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if (flash.initialize())
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flash.sleep();
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#endif
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for (uint8_t i=0; i<=A5; i++)
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{
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#ifdef WITH_RFM69
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if (i == RF69_SPI_CS) continue;
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#endif
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#ifdef WITH_SPIFLASH
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if (i == FLASH_SS) continue;
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#endif
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pinMode(i, OUTPUT);
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digitalWrite(i, LOW);
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}
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}
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void loop ()
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{
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//optional blink to know radio/flash sleeping went OK
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pinMode(LED, OUTPUT);
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digitalWrite(LED, HIGH);
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delay(30);
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digitalWrite(LED, LOW);
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//sleep MCU for 8seconds
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LowPower.powerDown(SLEEP_8S, ADC_OFF, BOD_OFF);
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}
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