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Catena4430_cMeasurementLoop.cpp
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/*
Module: Catena4430_cMeasurementLoop.cpp
Function:
Class for transmitting accumulated measurements.
Copyright:
See accompanying LICENSE file for copyright and license information.
Author:
Terry Moore, MCCI Corporation August 2019
*/
#include "Catena4430_cMeasurementLoop.h"
#include <TimeLib.h>
#include <Catena4430.h>
#include <arduino_lmic.h>
#include <Catena4430_Sensor.h>
#include <Catena.h>
#include <Catena_Fram.h>
using namespace McciCatena;
using namespace McciCatena4430;
extern c4430Gpios gpio;
extern cMeasurementLoop *gpMeasurementLoopConcrete;
extern Catena::LoRaWAN gLoRaWAN;
static constexpr uint8_t kVddPin = D11;
void lptimSleep(uint32_t timeOut);
uint32_t HAL_AddTick(uint32_t delta);
void user_request_network_time_cb(void *pVoidUserUTCTime, int flagSuccess);
uint32_t timeOut = 200;
auto const pFram = gCatena.getFram();
/****************************************************************************\
|
| An object to represent the uplink activity
|
\****************************************************************************/
void cMeasurementLoop::begin()
{
// register for polling.
if (! this->m_registered)
{
this->m_registered = true;
gCatena.registerObject(this);
this->m_UplinkTimer.begin(this->m_txCycleSec * 1000);
this->m_pirSampleTimer.begin(this->m_pirSampleSec * 1000);
this->m_ActivityTimer.begin(this->m_ActivityTimerSec * 1000);
gLoRaWAN.SetReceiveBufferBufferCb(receiveMessage);
}
// start and initialize the PIR sensor
this->m_pir.begin(gCatena);
// start and initialize pellet feeder monitoring.
this->m_PelletFeeder.begin(gCatena);
Wire.begin();
gpMeasurementLoopConcrete->beginSensors();
if (! m_Scd.begin())
{
this->m_fScd30 = false;
gCatena.SafePrintf("No SCD30 found! Begin failed: %s(%u)\n",
m_Scd.getLastErrorName(),
unsigned(m_Scd.getLastError())
);
}
else
{
this->m_fScd30 = true;
this->m_fSleepScd30 = false;
this->printSCDinfo();
}
// read network time and set correct UTC time in RTC
uint32_t userUTCTime; // Seconds since the UTC epoch
this->fNwTimeSet = false;
// Schedule a network time request at the next possible time
LMIC_requestNetworkTime(user_request_network_time_cb, &userUTCTime);
// timer and flag for version over air
this->m_startTimeMs = millis();
this->m_fVersionOta = true;
// clear flag for Data limit
this->m_fDatalimit = false;
uint32_t framTxCycleSec;
pFram->getField(
cFramStorage::StandardKeys::kUplinkInterval,
framTxCycleSec
);
if (framTxCycleSec == 0 || framTxCycleSec > this->m_txMaximum)
pFram->saveField(
cFramStorage::StandardKeys::kUplinkInterval,
m_txCycleSec_Permanent
);
gCatena.SafePrintf("Default TxCycleSec in App: %u\n", framTxCycleSec);
// start (or restart) the FSM.
if (! this->m_running)
{
this->m_fFwUpdate = false;
this->fData_Vbat = false;
this->fData_Version = false;
this->fData_CO2 = false;
this->fData_BootCount = false;
this->fData_Activity = false;
this->fData_Pellet = false;
this->startTime = millis();
this->m_exit = false;
this->m_fsm.init(*this, &cMeasurementLoop::fsmDispatch);
}
}
void cMeasurementLoop::end()
{
if (this->m_running)
{
this->m_exit = true;
this->m_fsm.eval();
}
}
void cMeasurementLoop::requestActive(bool fEnable)
{
if (fEnable)
this->m_rqActive = true;
else
this->m_rqInactive = true;
this->m_fsm.eval();
}
cMeasurementLoop::State
cMeasurementLoop::fsmDispatch(
cMeasurementLoop::State currentState,
bool fEntry
)
{
gIwdgTimer.refreshWatchdog();
State newState = State::stNoChange;
if (fEntry && this->isTraceEnabled(this->DebugFlags::kTrace))
{
gCatena.SafePrintf("cMeasurementLoop::fsmDispatch: enter %s\n",
this->getStateName(currentState)
);
}
switch (currentState)
{
case State::stInitial:
newState = State::stInactive;
this->resetMeasurements();
break;
case State::stInactive:
if (fEntry)
{
// turn off anything that should be off while idling.
}
if (this->m_rqActive)
{
// when going active manually, start the measurement
// cycle immediately.
this->m_rqActive = this->m_rqInactive = false;
this->m_active = true;
this->m_UplinkTimer.retrigger();
newState = State::stWarmup;
}
break;
case State::stSleeping:
if (fEntry)
{
// reset the counters.
this->resetPirAccumulation();
this->fData_Vbat = false;
this->fData_Version = false;
this->fData_CO2 = false;
this->fData_BootCount = false;
this->fData_Activity = false;
this->fData_Pellet = false;
if (!(this->fDisableLED && this->m_fLowLight))
{
// set the LEDs to flash accordingly.
gLed.Set(McciCatena::LedPattern::Sleeping);
}
}
if (this->m_rqInactive)
{
this->m_rqActive = this->m_rqInactive = false;
this->m_active = false;
newState = State::stInactive;
}
else if (this->m_UplinkTimer.isready())
newState = State::stMeasure;
else if (this->m_UplinkTimer.getRemaining() > 1500)
{
this->m_fSleepScd30 = true;
this->sleep();
}
break;
// get some data. This is only called while booting up.
case State::stWarmup:
if (fEntry)
{
// reset the counters.
this->resetPirAccumulation();
//start the timer
this->setTimer(5 * 1000);
}
if (this->timedOut())
newState = State::stMeasure;
break;
// fill in the measurement
case State::stMeasure:
if (fEntry)
{
}
this->updateSynchronousMeasurements();
newState = State::stTransmit;
break;
case State::stTransmit:
if (fEntry)
{
TxBuffer_t b;
gpMeasurementLoopConcrete->formatMeasurements(b, this->m_data);
this->m_FileData = this->m_data;
this->m_FileTxBuffer.begin();
for (auto i = 0; i < b.getn(); ++i)
this->m_FileTxBuffer.put(b.getbase()[i]);
if (gLoRaWAN.IsProvisioned())
this->startTransmission(b);
while (true)
{
std::uint32_t lmicCheckTime;
gIwdgTimer.refreshWatchdog();
os_runloop_once();
lmicCheckTime = this->m_UplinkTimer.getRemaining();
// if we can sleep, break out of this loop
// NOTE: if that the TX is not ready, LMIC is still waiting for interrupt
if (! os_queryTimeCriticalJobs(ms2osticks(lmicCheckTime)) && LMIC_queryTxReady())
{
break;
}
gCatena.poll();
yield();
}
if (this->m_fRxAck)
{
this->sendDownlinkAck();
this->m_fRxAck = false;
}
}
if (! gLoRaWAN.IsProvisioned())
{
newState = State::stWriteFile;
}
if (this->txComplete())
{
newState = State::stWriteFile;
// calculate the new sleep interval.
this->updateTxCycleTime();
uint32_t currentTimeSec;
currentTimeSec = uint32_t(millis() - this->startTime) / 1000;
if (currentTimeSec > m_rtcSetSec)
{
uint32_t userUTCTime; // Seconds since the UTC epoch
// Schedule a network time request at the next possible time
LMIC_requestNetworkTime(user_request_network_time_cb, &userUTCTime);
}
}
break;
// if there's an SD card, append to file
case State::stWriteFile:
if (fEntry)
{
}
if (this->writeSdCard(this->m_FileTxBuffer, this->m_FileData))
newState = State::stTryToUpdate;
else if (gLoRaWAN.IsProvisioned())
newState = State::stTryToUpdate;
else
newState = State::stAwaitCard;
this->resetMeasurements();
break;
// try to update firmware
case State::stTryToUpdate:
if (this->handleSdFirmwareUpdate())
newState = State::stRebootForUpdate;
else
newState = State::stTryToMigrate;
this->m_fFwUpdate = false;
gpio.setRed(false);
gpio.setGreen(false);
gpio.setBlue(false);
break;
// try to migrate to TTN V3
case State::stTryToMigrate:
if (fEntry)
{
this->handleSdTTNv3Migrate();
}
newState = State::stTryToRejoin;
break;
// try to rejoin to network
case State::stTryToRejoin:
if (fEntry)
{
this->handleSdNetworkRejoin();
}
newState = State::stSleeping;
break;
// no SD card....
case State::stAwaitCard:
if (fEntry)
{
if (! this->fDisableLED)
{
uint8_t nBlink = 0;
while (nBlink < 5)
{
gIwdgTimer.refreshWatchdog();
gpio.setBlue(true);
gIwdgTimer.safeDelay(100);
gpio.setBlue(false);
gIwdgTimer.safeDelay(100);
gpio.setBlue(true);
gIwdgTimer.safeDelay(100);
gpio.setBlue(false);
gIwdgTimer.safeDelay(500);
nBlink += 1;
}
}
gCatena.SafePrintf("** lorawan not provisioned!\n");
}
newState = State::stSleeping;
break;
// reboot for update
case State::stRebootForUpdate:
if (fEntry)
{
gLog.printf(gLog.kInfo, "Rebooting to apply firmware\n");
this->setTimer(1 * 1000);
}
if (this->timedOut())
{
NVIC_SystemReset();
}
break;
case State::stFinal:
break;
default:
break;
}
return newState;
}
/****************************************************************************\
|
| Take a measurement
|
\****************************************************************************/
void cMeasurementLoop::resetMeasurements()
{
memset((void *) &this->m_data, 0, sizeof(this->m_data));
gpMeasurementLoopConcrete->clearMeasurements();
}
void cMeasurementLoop::updateScd30Measurements()
{
if (this->m_fScd30)
{
bool fError;
if (this->m_Scd.queryReady(fError))
{
this->m_measurement_valid = this->m_Scd.readMeasurement();
if ((! this->m_measurement_valid) && gLog.isEnabled(gLog.kError))
{
gLog.printf(gLog.kError, "SCD30 measurement failed: error %s(%u)\n",
this->m_Scd.getLastErrorName(),
unsigned(this->m_Scd.getLastError())
);
}
}
else if (fError)
{
if (gLog.isEnabled(gLog.DebugFlags::kError))
gLog.printf(
gLog.kAlways,
"SCD30 queryReady failed: status %s(%u)\n",
this->m_Scd.getLastErrorName(),
unsigned(this->m_Scd.getLastError())
);
}
}
if (this->m_fScd30 && this->m_measurement_valid)
{
auto const m = this->m_Scd.getMeasurement();
// temperature is 2 bytes from -163.840 to +163.835 degrees C
// pressure is 4 bytes, first signed units, then scale.
if (gLog.isEnabled(gLog.kInfo))
{
this->ts = ' ';
this->t100 = std::int32_t(m.Temperature * 100.0f + 0.5f);
if (m.Temperature < 0) {
this->ts = '-';
this->t100 = -this->t100;
}
this->tint = this->t100 / 100;
this->tfrac = this->t100 - (tint * 100);
this->rh100 = std::int32_t(m.RelativeHumidity * 100.0f + 0.5f);
this->rhint = this->rh100 / 100;
this->rhfrac = this->rh100 - (this->rhint * 100);
this->co2_100 = std::int32_t(m.CO2ppm * 100.0f + 0.5f);
this->co2int = this->co2_100 / 100;
this->co2frac = this->co2_100 - (this->co2int * 100);
}
this->m_data.co2ppm.CO2ppm = m.CO2ppm;
}
}
void cMeasurementLoop::updateSynchronousMeasurements()
{
this->m_currentIntervalSec = uint32_t(millis() - this->m_startTimeMs) / 1000;
if (this->m_currentIntervalSec > m_versionSec)
{
this->m_startTimeMs = millis();
this->m_fVersionOta = true;
}
this->m_data.Vbat = gCatena.ReadVbat();
if (! this->m_fVersionOta)
this->fData_Vbat = true;
if (this->m_fVersionOta)
{
this->m_data.ver.Major = kMajor;
this->m_data.ver.Minor = kMinor;
this->m_data.ver.Patch = kPatch;
this->m_data.ver.Local = kLocal;
this->fData_Version = true;
}
if (this->m_data.Vbat < 3.2f)
this->m_fDatalimit = true;
else
this->m_fDatalimit = false;
// modify Activity Timer if uplink interval is one hour
if (this->m_fDatalimit)
{
// timer has fired. grab data
this->m_ActivityTimer.begin(this->m_ActivityDataLimitTimerSec * 1000);
}
else /* modify Activity Timer if uplink interval 6 minutes */
{
// timer has fired. grab data
this->m_ActivityTimer.begin(this->m_ActivityTimerSec * 1000);
}
this->m_data.Vbus = gCatena.ReadVbus();
if (gCatena.getBootCount(this->m_data.BootCount))
{
if (! this->m_fVersionOta)
this->fData_BootCount = true;
}
gpMeasurementLoopConcrete->takeMeasurements();
// disable flag for version number over air
this->m_fVersionOta = false;
// update activity -- this is is already handled elsewhere
// grab data on pellets.
cPelletFeeder::PelletFeederData data;
this->m_PelletFeeder.readAndReset(data);
this->fData_Pellet = true;
// fill in the measurement.
for (unsigned i = 0; i < kMaxPelletEntries; ++i)
{
this->m_data.pellets[i].Total = data.feeder[i].total;
this->m_data.pellets[i].Recent = data.feeder[i].current;
}
// grab time of last activity update.
gClock.get(this->m_data.DateTime);
if (this->m_data.co2ppm.CO2ppm != 0.0f)
{
this->fData_CO2 = true;
}
}
void cMeasurementLoop::measureActivity()
{
if (this->m_data.nActivity == this->kMaxActivityEntries)
{
// make room by deleting first entry
for (unsigned i = 0; i < this->kMaxActivityEntries - 1; ++i)
this->m_data.activity[i] = this->m_data.activity[i+1];
this->m_data.nActivity = this->kMaxActivityEntries - 1;
}
// get another measurement.
uint32_t const tDelta = this->m_pirLastTimeMs - this->m_pirBaseTimeMs;
this->m_data.activity[this->m_data.nActivity++].Avg = this->m_pirSum / tDelta;
this->fData_Activity = true;
// record time. Since a zero timevalue is always invalid, we don't
// need to check validity.
(void) gClock.get(this->m_data.DateTime);
// start new measurement.
this->m_pirBaseTimeMs = this->m_pirLastTimeMs;
this->m_pirMax = -1.0f;
this->m_pirMin = 1.0f;
this->m_pirSum = 0.0f;
}
void cMeasurementLoop::resetPirAccumulation()
{
this->m_pirMax = -1.0f;
this->m_pirMin = 1.0f;
this->m_pirSum = 0.0f;
this->m_pirBaseTimeMs = millis();
this->m_pirLastTimeMs = this->m_pirBaseTimeMs;
}
void cMeasurementLoop::accumulatePirData()
{
std::uint32_t thisTimeMs;
std::uint32_t deltaT;
float v = this->m_pir.readWithTime(thisTimeMs);
if (v > this->m_pirMax)
this->m_pirMax = v;
if (v < this->m_pirMin)
this->m_pirMin = v;
deltaT = thisTimeMs - this->m_pirLastTimeMs;
this->m_pirSum += v * deltaT;
this->m_pirLastTimeMs = thisTimeMs;
}
/****************************************************************************\
|
| Start uplink of data
|
\****************************************************************************/
void cMeasurementLoop::startTransmission(
cMeasurementLoop::TxBuffer_t &b
)
{
auto const savedLed = gLed.Set(McciCatena::LedPattern::Off);
if (!(this->fDisableLED && this->m_fLowLight))
{
gLed.Set(McciCatena::LedPattern::Sending);
}
// by using a lambda, we can access the private contents
auto sendBufferDoneCb =
[](void *pClientData, bool fSuccess)
{
auto const pThis = (cMeasurementLoop *)pClientData;
pThis->m_txpending = false;
pThis->m_txcomplete = true;
pThis->m_txerr = ! fSuccess;
pThis->m_fsm.eval();
};
bool fConfirmed = false;
if (gCatena.GetOperatingFlags() &
static_cast<uint32_t>(gCatena.OPERATING_FLAGS::fConfirmedUplink))
{
gCatena.SafePrintf("requesting confirmed tx\n");
fConfirmed = true;
}
this->m_txpending = true;
this->m_txcomplete = this->m_txerr = false;
if (this->uplinkPort != kUplinkPortDataLimit)
{
if (this->fNwTimeSet)
{
this->uplinkPort = kUplinkPortwithNwTime;
this->fNwTimeSet = false;
}
else
{
this->uplinkPort = kUplinkPortDefault;
}
}
if (! gLoRaWAN.SendBuffer(b.getbase(), b.getn(), sendBufferDoneCb, (void *)this, fConfirmed, this->uplinkPort))
{
// uplink wasn't launched.
this->m_txcomplete = true;
this->m_txerr = true;
this->m_fsm.eval();
}
}
void cMeasurementLoop::sendBufferDone(bool fSuccess)
{
this->m_txpending = false;
this->m_txcomplete = true;
this->m_txerr = ! fSuccess;
this->m_fsm.eval();
}
/****************************************************************************\
|
| The Polling function --
|
\****************************************************************************/
void cMeasurementLoop::poll()
{
bool fEvent;
// no need to evaluate unless something happens.
fEvent = false;
// if we're not active, and no request, nothing to do.
if (! this->m_active)
{
if (! this->m_rqActive)
return;
// we're asked to go active. We'll want to eval.
fEvent = true;
}
// accumulate PIR data
if (this->m_pirSampleTimer.isready())
{
// timer has fired. grab data
this->accumulatePirData();
}
// record PIR m_pirSampleSec
if (this->m_ActivityTimer.isready())
{
// time to record another minute of data.
this->measureActivity();
if (this->m_data.nActivity == this->kMaxActivityEntries)
fEvent = true;
}
auto const msToNext = this->m_Scd.getMsToNextMeasurement();
if (msToNext < 20)
updateScd30Measurements();
if (this->m_fTimerActive)
{
if ((millis() - this->m_timer_start) >= this->m_timer_delay)
{
this->m_fTimerActive = false;
this->m_fTimerEvent = true;
fEvent = true;
}
}
// check the transmit time.
if (this->m_UplinkTimer.peekTicks() != 0)
{
fEvent = true;
}
if (fEvent)
this->m_fsm.eval();
this->m_data.Vbus = gCatena.ReadVbus();
setVbus(this->m_data.Vbus);
if (!(this->m_fUsbPower) && !(this->m_fFwUpdate) && !(os_queryTimeCriticalJobs(ms2osticks(timeOut))))
lptimSleep(timeOut);
}
void user_request_network_time_cb(void *pVoidUserUTCTime, int flagSuccess) {
// Explicit conversion from void* to uint32_t* to avoid compiler errors
uint32_t *pUserUTCTime = (uint32_t *) pVoidUserUTCTime;
// A struct that will be populated by LMIC_getNetworkTimeReference.
// It contains the following fields:
// - tLocal: the value returned by os_GetTime() when the time
// request was sent to the gateway, and
// - tNetwork: the seconds between the GPS epoch and the time
// the gateway received the time request
lmic_time_reference_t lmicTimeReference;
if (flagSuccess != 1) {
gCatena.SafePrintf("USER CALLBACK: Not a success\n");
return;
}
// Populate "lmic_time_reference"
flagSuccess = LMIC_getNetworkTimeReference(&lmicTimeReference);
if (flagSuccess != 1) {
gCatena.SafePrintf("USER CALLBACK: LMIC_getNetworkTimeReference didn't succeed\n");
return;
}
// Update userUTCTime, considering the difference between the GPS and UTC
// epoch, and the leap seconds
*pUserUTCTime = lmicTimeReference.tNetwork + 315964800;
// Add the delay between the instant the time was transmitted and
// the current time
// Current time, in ticks
ostime_t ticksNow = os_getTime();
// Time when the request was sent, in ticks
ostime_t ticksRequestSent = lmicTimeReference.tLocal;
uint32_t requestDelaySec = osticks2ms(ticksNow - ticksRequestSent) / 1000;
*pUserUTCTime += requestDelaySec;
// gDate.setGpsTime((int64_t)*pUserUTCTime);
gDate.setCommonTime((int64_t)*pUserUTCTime);
gCatena.SafePrintf(
"The current GPS time is: %04d-%02d-%02d %02d:%02d:%02d\n",
gDate.year(), gDate.month(), gDate.day(),
gDate.hour(), gDate.minute(), gDate.second()
);
unsigned errCode;
if (! gClock.set(gDate, &errCode))
gCatena.SafePrintf("couldn't set clock: %u\n", errCode);
else
gpMeasurementLoopConcrete->fNwTimeSet = true;
gpMeasurementLoopConcrete->startTime = millis();
}
static void setup_lptim(uint32_t msec)
{
// enable clock to LPTIM1
__HAL_RCC_LPTIM1_CLK_ENABLE();
__HAL_RCC_LPTIM1_CLK_SLEEP_ENABLE();
auto const pLptim = LPTIM1;
// set LPTIM1 clock to LSE clock.
__HAL_RCC_LPTIM1_CONFIG(RCC_LPTIM1CLKSOURCE_LSE);
// disable everything so we can tweak the CFGR
pLptim->CR = 0;
// upcount from selected internal clock (which is LSE)
auto rCfg = pLptim->CFGR & ~0x01FEEEDF;
rCfg |= 0;
pLptim->CFGR = rCfg;
// enable the counter but don't start it
pLptim->CR = LPTIM_CR_ENABLE;
delayMicroseconds(100);
// Clear ICR and ISR registers
pLptim->ICR |= 0x3F;
pLptim->ISR &= 0x00;
// Auto-Reload Register is a 16-bit register
// set ARR to value between 0 to 0xFFFF ( < 1999 ms )
// must be done after enabling.
uint32_t timeoutCount;
timeoutCount = ((32768 * msec) / 1000);
pLptim->ARR = timeoutCount;
// Autoreload match interrupt
pLptim->IER |= LPTIM_IER_ARRMIE;
NVIC_SetPriority(LPTIM1_IRQn, 1);
NVIC_DisableIRQ(LPTIM1_IRQn);
// start in continuous mode.
pLptim->CR = LPTIM_CR_ENABLE | LPTIM_CR_CNTSTRT;
// enable LPTIM interrupt routine
NVIC_EnableIRQ(LPTIM1_IRQn);
}
void lptimSleep(uint32_t timeOut)
{
uint32_t sleepTimeMS;
sleepTimeMS = timeOut;
setup_lptim(sleepTimeMS);
gpMeasurementLoopConcrete->deepSleepPrepare();
HAL_SuspendTick();
HAL_PWR_EnterSTOPMode(
PWR_LOWPOWERREGULATOR_ON,
PWR_STOPENTRY_WFI
);
HAL_IncTick();
HAL_ResumeTick();
HAL_AddTick(sleepTimeMS);
gpMeasurementLoopConcrete->deepSleepRecovery();
}
uint32_t HAL_AddTick(
uint32_t delta
)
{
extern __IO uint32_t uwTick;
// copy old interrupt-enable state to flags.
uint32_t const flags = __get_PRIMASK();
// disable interrupts
__set_PRIMASK(1);
// observe uwTick, and advance it.
uint32_t const tickCount = uwTick + delta;
// save uwTick
uwTick = tickCount;
// restore interrupts (does nothing if ints were disabled on entry)
__set_PRIMASK(flags);
// return the new value of uwTick.
return tickCount;
}
extern "C" {
void LPTIM1_IRQHandler(void)
{
NVIC_ClearPendingIRQ(LPTIM1_IRQn);
if(LPTIM1->ISR & LPTIM_ISR_ARRM) //If there was a compare match
{
/* If the interrupt was enabled */
LPTIM1->ICR |= LPTIM_ICR_ARRMCF;
LPTIM1->ICR |= LPTIM_ICR_CMPOKCF;
LPTIM1->CR = 0;
}
}
}
/****************************************************************************\
|
| Update the TxCycle count.
|
\****************************************************************************/
void cMeasurementLoop::updateTxCycleTime()
{
auto txCycleCount = this->m_txCycleCount;
uint32_t framTxCycleSec;
// update the sleep parameters
if (txCycleCount > 1)
{
// values greater than one are decremented and ultimately reset to default.
this->m_txCycleCount = txCycleCount - 1;
}
else if (txCycleCount == 1)
{
pFram->getField(
cFramStorage::StandardKeys::kUplinkInterval,
framTxCycleSec
);
// it's now one (otherwise we couldn't be here.)
gCatena.SafePrintf("resetting tx cycle to default: %u\n", framTxCycleSec);
this->uplinkPort = kUplinkPortDefault;
this->setTxCycleTime(framTxCycleSec, 0);
}
else if (this->m_fDatalimit && this->uplinkPort != kUplinkPortDataLimit)
{
// transmit to network once in an hour, if Vbat < 3.3V.
gCatena.SafePrintf("resetting tx cycle to data limit mode: %u\n", this->m_txCycleSec_Low_Power);
this->uplinkPort = kUplinkPortDataLimit;
this->setTxCycleTime(this->m_txCycleSec_Low_Power, 0);
}
else if (!this->m_fDatalimit && this->uplinkPort == kUplinkPortDataLimit)
{
pFram->getField(
cFramStorage::StandardKeys::kUplinkInterval,
framTxCycleSec
);
// it's back to default
gCatena.SafePrintf("resetting tx cycle back to default: %u\n", framTxCycleSec);
this->uplinkPort = kUplinkPortDefault;
this->setTxCycleTime(framTxCycleSec, 0);
}
else
{
// it's zero. Leave it alone.
}
}
/****************************************************************************\
|
| Handle sleep between measurements
|
\****************************************************************************/
void cMeasurementLoop::sleep()
{
const bool fDeepSleep = checkDeepSleep();
if (! this->m_fPrintedSleeping)
this->doSleepAlert(fDeepSleep);
if (fDeepSleep)
this->doDeepSleep();
}
// for now, we simply don't allow deep sleep. In the future might want to
// use interrupts on activity to wake us up; then go back to sleep when we've
// seen nothing for a while.
bool cMeasurementLoop::checkDeepSleep()
{
bool const fDeepSleepTest = gCatena.GetOperatingFlags() &
static_cast<uint32_t>(gCatena.OPERATING_FLAGS::fDeepSleepTest);
bool fDeepSleep;
std::uint32_t const sleepInterval = this->m_UplinkTimer.getRemaining() / 1000;
if (! this->kEnableDeepSleep)
{
return false;
}
if (sleepInterval < 2)
fDeepSleep = false;
else if (fDeepSleepTest)
{
fDeepSleep = true;
}
#ifdef USBCON
else if (Serial.dtr())
{
fDeepSleep = false;
}
#endif
else if (gCatena.GetOperatingFlags() &