Node::Node(const ZbProperty_t &zbProperty, Topology *topology) { setFlag(ItemIsMovable); setFlag(ItemIsSelectable); setFlag(ItemSendsGeometryChanges); setCacheMode(DeviceCoordinateCache); startColor.setRgba(qRgba(0, 255, 255, 255)); stopColor.setRgba(qRgba(0, 168, 168, 255)); statue = 0; //表示可移动状态 blinkStatue = 0; //表示节点没有闪烁 blinkTimer = new QTimer; connect(blinkTimer, SIGNAL(timeout()), this, SLOT(onBlink())); pressTimer = new QTimer(this); connect(pressTimer, SIGNAL(timeout()), this, SLOT(onPressTimeout())); myTopology = topology; setText(converSensorName(ZigbeeIOClass::sensorName[zbProperty.sensorType])); setNodeType(zbProperty.deviceType); setZbProperty(zbProperty); pressStaue = 0; board = NULL; }
Node::Node(const QString &text, Topology *topology) : textStr(text), myTopology(topology) { setFlag(ItemIsMovable); setFlag(ItemIsSelectable); setFlag(ItemSendsGeometryChanges); setCacheMode(DeviceCoordinateCache); startColor.setRgba(qRgba(0, 255, 255, 255)); stopColor.setRgba(qRgba(0, 168, 168, 255)); statue = 0; //表示可移动状态 blinkStatue = 0; //表示节点没有闪烁 blinkTimer = new QTimer(this); connect(blinkTimer, SIGNAL(timeout()), this, SLOT(onBlink())); pressTimer = new QTimer(this); connect(pressTimer, SIGNAL(timeout()), this, SLOT(onPressTimeout())); pressStaue = 0; board = NULL; }
void CPulseSensor::run() { TIMER_T t = CTimer::getUnused(); if (t >= 0) { // // setup pulse (adc) pin // CAdc adPulse(m_pulsePin); adPulse.enable(); // // setup timer to makes sure that we take a reading every 2 miliseconds // CTimer timer(t); timer.second(0.002); timer.enable(); // // timer interrupt run-loop // int N; while (isAlive()) { // // wait for Timer Interrupt // timer.wait(); // // Read the pulse signal // Signal = adPulse.read(); // // Analysis pulse signal // sampleCounter += 2; // keep track of the time in mS with this variable N = sampleCounter - lastBeatTime; // monitor the time since the last beat to avoid noise // find the peak and trough of the pulse wave if (Signal < thresh && N > (IBI / 5) * 3) { // avoid dichrotic noise by waiting 3/5 of last IBI if (Signal < T) { // T is the trough T = Signal; // keep track of lowest point in pulse wave } } if (Signal > thresh && Signal > P) { // thresh condition helps avoid noise P = Signal; // P is the peak } // keep track of highest point in pulse wave // NOW IT'S TIME TO LOOK FOR THE HEART BEAT // signal surges up in value every time there is a pulse if (N > 250) { // avoid high frequency noise if ((Signal > thresh) && (Pulse == false) && (N > (IBI / 5) * 3)) { Pulse = true; // set the Pulse flag when we think there is a pulse //digitalWrite(blinkPin, HIGH); // turn on pin 13 LED onBlink(HIGH); IBI = sampleCounter - lastBeatTime; // measure time between beats in mS lastBeatTime = sampleCounter; // keep track of time for next pulse if (secondBeat) { // if this is the second beat, if secondBeat == TRUE secondBeat = false; // clear secondBeat flag for (int i = 0; i <= 9; i++) { // seed the running total to get a realisitic BPM at startup rate[i] = IBI; } } if (firstBeat) { // if it's the first time we found a beat, if firstBeat == TRUE firstBeat = false; // clear firstBeat flag secondBeat = true; // set the second beat flag continue; // IBI value is unreliable so discard it } // keep a running total of the last 10 IBI values word runningTotal = 0; // clear the runningTotal variable for (int i = 0; i <= 8; i++) { // shift data in the rate array rate[i] = rate[i + 1]; // and drop the oldest IBI value runningTotal += rate[i]; // add up the 9 oldest IBI values } rate[9] = IBI; // add the latest IBI to the rate array runningTotal += rate[9]; // add the latest IBI to runningTotal runningTotal /= 10; // average the last 10 IBI values BPM = 60000 / runningTotal; // how many beats can fit into a minute? that's BPM! QS = true; // set Quantified Self flag // QS FLAG IS NOT CLEARED INSIDE THIS ISR } } if (Signal < thresh && Pulse == true) { // when the values are going down, the beat is over //digitalWrite(blinkPin, LOW); // turn off pin 13 LED onBlink(LOW); Pulse = false; // reset the Pulse flag so we can do it again amp = P - T; // get amplitude of the pulse wave thresh = amp / 2 + T; // set thresh at 50% of the amplitude P = thresh; // reset these for next time T = thresh; } if (N > 2500) { // if 2.5 seconds go by without a beat thresh = 512; // set thresh default P = 512; // set P default T = 512; // set T default lastBeatTime = sampleCounter; // bring the lastBeatTime up to date firstBeat = true; // set these to avoid noise secondBeat = false; // when we get the heartbeat back } } } }