diff --git a/Examples/MotionMote/MotionMote.ino b/Examples/MotionMote/MotionMote.ino index 80e025a..a4aeb53 100644 --- a/Examples/MotionMote/MotionMote.ino +++ b/Examples/MotionMote/MotionMote.ino @@ -1,13 +1,12 @@ // Sample RFM69 sender/node sketch for the MotionMote -// http://lowpowerlab.com/motion +// http://lowpowerlab.com/motionmote // PIR motion sensor connected to D3 (INT1) // When RISE happens on D3, the sketch transmits a "MOTION" msg to receiver Moteino and goes back to sleep -// In sleep mode, Moteino + PIR motion sensor use about ~78uA -// Get the RFM69 and SPIFlash library at: https://github.com/LowPowerLab/ -// Make sure you adjust the settings in the configuration section below !!! +// In sleep mode, Moteino + PIR motion sensor use about ~60uA +// IMPORTANT: adjust the settings in the configuration section below !!! // ********************************************************************************** -// Copyright Felix Rusu of LowPowerLab.com, 2015-11-10 +// Copyright Felix Rusu of LowPowerLab.com, 2016 // RFM69 library and sample code by Felix Rusu - lowpowerlab.com/contact // ********************************************************************************** // License @@ -39,6 +38,9 @@ #include //comes with Arduino IDE (www.arduino.cc) #include //get library from: https://github.com/lowpowerlab/lowpower //writeup here: http://www.rocketscream.com/blog/2011/07/04/lightweight-low-power-arduino-library/ +#include //get it here: https://www.github.com/lowpowerlab/spiflash +#include //get it here: https://github.com/sparkfun/SparkFun_BME280_Breakout_Board/tree/master/Libraries/Arduino/src +#include //comes with Arduino //********************************************************************************************* //************ IMPORTANT SETTINGS - YOU MUST CHANGE/CONFIGURE TO FIT YOUR HARDWARE ************* @@ -54,6 +56,7 @@ #define ENCRYPTKEY "sampleEncryptKey" //exactly the same 16 characters/bytes on all nodes! #define ENABLE_ATC //comment out this line to disable AUTO TRANSMISSION CONTROL #define ATC_RSSI -75 +//#define ENABLE_BME280 //uncomment to allow reading the BME280 (if present) //********************************************************************************************* #define ACK_TIME 30 // max # of ms to wait for an ack #define ONBOARDLED 9 // Moteinos have LEDs on D9 @@ -61,17 +64,21 @@ #define MOTION_PIN 3 // D3 #define MOTION_IRQ 1 // hardware interrupt 1 (D3) - where motion sensors OUTput is connected, this will generate an interrupt every time there is MOTION #define BATT_MONITOR A7 // Sense VBAT_COND signal (when powered externally should read ~3.25v/3.3v (1000-1023), when external power is cutoff it should start reading around 2.85v/3.3v * 1023 ~= 883 (ratio given by 10k+4.7K divider from VBAT_COND = 1.47 multiplier) -#define BATT_CYCLES 450 // read and report battery voltage every this many sleep cycles (ex 30cycles * 8sec sleep = 240sec/4min). For 450 cyclesyou would get ~1 hour intervals #define BATT_FORMULA(reading) reading * 0.00322 * 1.49 // >>> fine tune this parameter to match your voltage when fully charged // details on how this works: https://lowpowerlab.com/forum/index.php/topic,1206.0.html -//#define SERIAL_EN //comment this out when deploying to an installed SM to save a few KB of sketch size +#define DUPLICATE_INTERVAL 20000 //avoid duplicates in 55second intervals (ie mailman sometimes spends 30+ seconds at mailbox) +#define BATT_INTERVAL 300000 // read and report battery voltage every this many ms (approx) + +//#define SERIAL_EN //comment this out when deploying to an installed Mote to save a few KB of sketch size #define SERIAL_BAUD 115200 #ifdef SERIAL_EN #define DEBUG(input) {Serial.print(input); delay(1);} #define DEBUGln(input) {Serial.println(input); delay(1);} +#define DEBUGFlush() { Serial.flush(); } #else #define DEBUG(input); #define DEBUGln(input); +#define DEBUGFlush(); #endif #ifdef ENABLE_ATC @@ -79,11 +86,23 @@ #else RFM69 radio; #endif + +#define FLASH_SS 8 // and FLASH SS on D8 on regular Moteinos (D23 on MoteinoMEGA) +SPIFlash flash(FLASH_SS, 0xEF30); //EF30 for 4mbit Windbond chip (W25X40CL) + +#ifdef ENABLE_BME280 + BME280 bme280; +#endif + volatile boolean motionDetected=false; float batteryVolts = 5; char BATstr[10]; //longest battery voltage reading message = 9chars char sendBuf[32]; byte sendLen; +#ifdef ENABLE_BME280 + float temperature=0; + char Fstr[10]; +#endif void motionIRQ(void); void checkBattery(void); @@ -116,6 +135,19 @@ void setup() { #ifdef ENABLE_ATC DEBUGln("RFM69_ATC Enabled (Auto Transmission Control)\n"); #endif + + if (flash.initialize()) flash.sleep(); //if Moteino has FLASH-MEM, make sure it sleeps + +#ifdef ENABLE_BME280 + bme280.settings.commInterface = I2C_MODE; + bme280.settings.I2CAddress = 0x77; + bme280.settings.runMode = 3; //Normal mode + bme280.settings.tStandby = 0; + bme280.settings.filter = 0; + bme280.settings.tempOverSample = 1; + bme280.settings.pressOverSample = 1; + bme280.settings.humidOverSample = 1; +#endif } void motionIRQ() @@ -125,12 +157,28 @@ void motionIRQ() } uint16_t batteryReportCycles=0; +uint32_t time=0, now=0, MLO=0, BLO=0; +byte motionRecentlyCycles=0; void loop() { + now = millis(); checkBattery(); - if (motionDetected) + //DEBUG("Slept: ");DEBUG(now-lastSleepTime);DEBUGln("ms"); + + if (motionDetected && (time-MLO > DUPLICATE_INTERVAL)) { digitalWrite(LED, HIGH); + MLO = time; //save timestamp of event + +#ifdef ENABLE_BME280 + //read BME sensor + bme280.begin(); + dtostrf(bme280.readTempF(), 3,2, Fstr); + bme280.writeRegister(BME280_CTRL_MEAS_REG, 0x00); //sleep the BME280 + sprintf(sendBuf, "MOTION BAT:%sv F:%s", BATstr, Fstr); +#else sprintf(sendBuf, "MOTION BAT:%sv", BATstr); +#endif + sendLen = strlen(sendBuf); if (radio.sendWithRetry(GATEWAYID, sendBuf, sendLen)) @@ -147,29 +195,59 @@ void loop() { radio.sleep(); digitalWrite(LED, LOW); } - else if (batteryReportCycles == BATT_CYCLES) + else if (time-BLO > BATT_INTERVAL) { +#ifdef ENABLE_BME280 + //read BME sensor + bme280.begin(); + dtostrf(bme280.readTempF(), 3,2, Fstr); + bme280.writeRegister(BME280_CTRL_MEAS_REG, 0x00); //sleep the BME280 + sprintf(sendBuf, "BAT:%sv F:%s", BATstr, Fstr); +#else sprintf(sendBuf, "BAT:%sv", BATstr); +#endif + sendLen = strlen(sendBuf); + BLO = time; radio.sendWithRetry(GATEWAYID, sendBuf, sendLen); radio.sleep(); batteryReportCycles=0; } - motionDetected=false; //do NOT move this after the SLEEP line below or motion will never be detected - LowPower.powerDown(SLEEP_8S, ADC_OFF, BOD_OFF); + + DEBUGFlush(); + + //while motion recently happened sleep for small slots of time to better approximate last motion event + //this helps with debouncing a "MOTION" event more accurately for sensors that fire the IRQ very rapidly (ie panasonic sensors) + if (motionDetected ||motionRecentlyCycles>0) + { + if (motionDetected) motionRecentlyCycles=8; + else motionRecentlyCycles--; + motionDetected=false; //do NOT move this after the SLEEP line below or motion will never be detected + time = time + 250 + millis()-now; + radio.sleep(); + LowPower.powerDown(SLEEP_250MS, ADC_OFF, BOD_OFF); + DEBUGln("WAKEUP250ms"); + } + else + { + time = time + 8000 + millis()-now; + radio.sleep(); + LowPower.powerDown(SLEEP_8S, ADC_OFF, BOD_OFF); + DEBUGln("WAKEUP8s"); + } batteryReportCycles++; } -uint16_t cycleCount=BATT_CYCLES; +uint32_t BLR=0; void checkBattery() { - if (cycleCount++ == BATT_CYCLES) //only read battery every BATT_CYCLES sleep cycles + if (time-BLR > 30000) //only read battery every 30s or so { unsigned int readings=0; + BLR = time; for (byte i=0; i<10; i++) //take 10 samples, and average readings+=analogRead(BATT_MONITOR); batteryVolts = BATT_FORMULA(readings / 10.0); dtostrf(batteryVolts, 3,2, BATstr); //update the BATStr which gets sent every BATT_CYCLES or along with the MOTION message - cycleCount = 0; } } \ No newline at end of file