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
}
}
}
}
