eive/eive-obsw
eive/eive-obsw
12
3
Fork 0
Code Issues 3 Pull Requests 3 Releases 117 Wiki Activity

now supports auto mode as well
All checks were successful
EIVE/eive-obsw/pipeline/pr-develop This commit looks good
Details

Browse Source
This commit is contained in:
Robin Müller 2022-05-14 17:32:33 +02:00
parent 036024db7e
commit a92024a858
No known key found for this signature in database
GPG Key ID: 71B58F8A3CDFA9AC
2 changed files with 27 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

31
linux/devices/Max31865RtdLowlevelHandler.cpp
View File

@ -4,6 +4,19 @@
#include <fsfw/timemanager/Stopwatch.h>
#include <fsfw_hal/linux/spi/ManualCsLockGuard.h>
#define OBSW_RTD_AUTO_MODE 1
#if OBSW_RTD_AUTO_MODE == 1
static constexpr uint8_t BASE_CFG = (MAX31865::Bias::ON << MAX31865::CfgBitPos::BIAS_SEL) |
(MAX31865::Wires::FOUR_WIRE << MAX31865::CfgBitPos::WIRE_SEL) |
(MAX31865::ConvMode::AUTO << MAX31865::CfgBitPos::CONV_MODE);
#else
static constexpr uint8_t BASE_CFG =
(MAX31865::Bias::OFF << MAX31865::CfgBitPos::BIAS_SEL) |
(MAX31865::Wires::FOUR_WIRE << MAX31865::CfgBitPos::WIRE_SEL) |
(MAX31865::ConvMode::NORM_OFF << MAX31865::CfgBitPos::CONV_MODE);
#endif
Max31865RtdReader::Max31865RtdReader(object_id_t objectId, SpiComIF* lowLevelComIF, GpioIF* gpioIF)
: SystemObject(objectId), rtds(EiveMax31855::NUM_RTDS), comIF(lowLevelComIF), gpioIF(gpioIF) {
readerMutex = MutexFactory::instance()->createMutex();
@ -12,21 +25,26 @@ Max31865RtdReader::Max31865RtdReader(object_id_t objectId, SpiComIF* lowLevelCom
ReturnValue_t Max31865RtdReader::performOperation(uint8_t operationCode) {
using namespace MAX31865;
ReturnValue_t result = RETURN_OK;
static_cast<void>(result);
// Stopwatch watch;
if (periodicInitHandling()) {
#if OBSW_RTD_AUTO_MODE == 0
// 10 ms delay for VBIAS startup
TaskFactory::delayTask(10);
#endif
} else {
// No devices usable (e.g. TCS board off)
return RETURN_OK;
}
#if OBSW_RTD_AUTO_MODE == 0
result = periodicReadReqHandling();
if (result != RETURN_OK) {
return result;
}
// After requesting, 65 milliseconds delay required
TaskFactory::delayTask(65);
#endif
return periodicReadHandling();
}
@ -57,8 +75,7 @@ bool Max31865RtdReader::periodicInitHandling() {
sif::error << "Max31865RtdReader::periodicInitHandling: Manual CS lock failed" << std::endl;
break;
}
uint8_t cfg = rtd->defCfg;
result = writeCfgReg(rtd->spiCookie, cfg);
result = writeCfgReg(rtd->spiCookie, BASE_CFG);
if (result != HasReturnvaluesIF::RETURN_OK) {
handleSpiError(rtd, result, "writeCfgReg");
}
@ -94,8 +111,10 @@ bool Max31865RtdReader::periodicInitHandling() {
continue;
}
if (rtdIsActive(rtd->idx)) {
#if OBSW_RTD_AUTO_MODE == 0
someRtdUsable = true;
result = writeBiasSel(Bias::ON, rtd->spiCookie, rtd->defCfg);
result = writeBiasSel(Bias::ON, rtd->spiCookie, BASE_CFG);
#endif
}
}
return someRtdUsable;
@ -114,7 +133,7 @@ ReturnValue_t Max31865RtdReader::periodicReadReqHandling() {
continue;
}
if (rtdIsActive(rtd->idx)) {
ReturnValue_t result = writeCfgReg(rtd->spiCookie, rtd->defCfg | (1 << CfgBitPos::ONE_SHOT));
ReturnValue_t result = writeCfgReg(rtd->spiCookie, BASE_CFG | (1 << CfgBitPos::ONE_SHOT));
if (result != RETURN_OK) {
handleSpiError(rtd, result, "writeCfgReg");
// Release mutex ASAP
@ -152,6 +171,7 @@ ReturnValue_t Max31865RtdReader::periodicReadHandling() {
rtd->db.adcCode = rtdVal;
}
}
#if OBSW_RTD_AUTO_MODE == 0
for (auto& rtd : rtds) {
if (rtd == nullptr) {
continue;
@ -159,9 +179,10 @@ ReturnValue_t Max31865RtdReader::periodicReadHandling() {
// Even if a device was made inactive, turn off the bias here. If it was turned off, not
// necessary anymore..
if (rtd->on) {
result = writeBiasSel(Bias::OFF, rtd->spiCookie, rtd->defCfg);
result = writeBiasSel(Bias::OFF, rtd->spiCookie, BASE_CFG);
}
}
#endif
return RETURN_OK;
}

5
linux/devices/Max31865RtdLowlevelHandler.h
View File

@ -21,10 +21,7 @@ struct Max31865ReaderCookie : public CookieIF {
std::string locString = "";
std::array<uint8_t, 12> exchangeBuf{};
Countdown cd = Countdown(MAX31865::WARMUP_MS);
// I'd prefer if we could use the NORM_OFF mode, but it does not work for some reason..
uint8_t defCfg = (MAX31865::Bias::ON << MAX31865::CfgBitPos::BIAS_SEL) |
(MAX31865::Wires::FOUR_WIRE << MAX31865::CfgBitPos::WIRE_SEL) |
(MAX31865::ConvMode::AUTO << MAX31865::CfgBitPos::CONV_MODE);
bool on = false;
bool configured = false;
bool active = false;