mirror of https://github.com/rusefi/rusefi-1.git
rewrite tps init, check if your primary/secondary sensors are too similar (#4231)
* rewrite tps init * staticstaticstaticstaticstaticstaticstatic
This commit is contained in:
Matthew Kennedy
GitHub
parent
6781914bee
commit
dc2fb765a9
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@ -138,7 +138,7 @@ public:
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* Get a friendly name for the sensor.
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* For example, CLT, IAT, Throttle Position 2, etc.
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*/
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const char* getSensorName() { return getSensorName(m_type); }
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const char* getSensorName() const { return getSensorName(m_type); }
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static const char* getSensorName(SensorType type);
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// Retrieve the current reading from the sensor.
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@ -170,6 +170,10 @@ public:
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void unregister();
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SensorType type() const {
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return m_type;
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}
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protected:
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// Protected constructor - only subclasses call this
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explicit Sensor(SensorType type)
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@ -8,114 +8,180 @@
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#include "linear_func.h"
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#include "tps.h"
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LinearFunc tpsFunc1p(TPS_TS_CONVERSION);
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LinearFunc tpsFunc1s(TPS_TS_CONVERSION);
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LinearFunc tpsFunc2p(TPS_TS_CONVERSION);
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LinearFunc tpsFunc2s(TPS_TS_CONVERSION);
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struct TpsConfig {
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adc_channel_e channel;
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float closed;
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float open;
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float min;
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float max;
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};
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FunctionalSensor tpsSens1p(SensorType::Tps1Primary, MS2NT(10));
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FunctionalSensor tpsSens1s(SensorType::Tps1Secondary, MS2NT(10));
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FunctionalSensor tpsSens2p(SensorType::Tps2Primary, MS2NT(10));
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FunctionalSensor tpsSens2s(SensorType::Tps2Secondary, MS2NT(10));
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class FuncSensPair {
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public:
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FuncSensPair(float divideInput, SensorType type)
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: m_func(divideInput)
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, m_sens(type, MS2NT(10))
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{
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m_sens.setFunction(m_func);
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}
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bool init(const TpsConfig& cfg) {
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// If the configuration was invalid, don't continue to configure the sensor
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if (!configure(cfg)) {
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return false;
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}
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AdcSubscription::SubscribeSensor(m_sens, cfg.channel, 200);
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return m_sens.Register();
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}
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void unsubscribe() {
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AdcSubscription::UnsubscribeSensor(m_sens);
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}
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SensorType type() const {
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return m_sens.type();
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}
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const char* name() const {
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return m_sens.getSensorName();
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}
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private:
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bool configure(const TpsConfig& cfg) {
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// Only configure if we have a channel
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if (!isAdcChannelValid(cfg.channel)) {
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return false;
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}
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float scaledClosed = cfg.closed / m_func.getDivideInput();
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float scaledOpen = cfg.open / m_func.getDivideInput();
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float split = absF(scaledOpen - scaledClosed);
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// If the voltage for closed vs. open is very near, something is wrong with your calibration
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if (split < 0.5f) {
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firmwareError(OBD_Throttle_Position_Sensor_Circuit_Malfunction, "\"%s\" problem: open %.2f/closed %.2f cal values are too close together. Check your calibration and wiring!", name(),
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cfg.open,
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cfg.closed);
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return false;
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}
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m_func.configure(
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cfg.closed, 0,
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cfg.open, 100,
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cfg.min, cfg.max
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);
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return true;
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}
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LinearFunc m_func;
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FunctionalSensor m_sens;
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};
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struct RedundantPair {
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public:
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RedundantPair(FuncSensPair& pri, FuncSensPair& sec, SensorType outputType)
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: m_pri(pri)
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, m_sec(sec)
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, m_redund(outputType, m_pri.type(), m_sec.type())
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{
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}
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void init(bool isFordTps, RedundantFordTps* fordTps, const TpsConfig& primary, const TpsConfig& secondary) {
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{
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// Check that the primary and secondary aren't too close together - if so, the user may have done
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// an unsafe thing where they wired a single sensor to both inputs. Don't do that!
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bool hasBothSensors = isAdcChannelValid(primary.channel) && isAdcChannelValid(secondary.channel);
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bool tooCloseClosed = absF(primary.closed - secondary.closed) < 0.2f;
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bool tooCloseOpen = absF(primary.open - secondary.open) < 0.2f;
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if (hasBothSensors && tooCloseClosed && tooCloseOpen) {
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firmwareError(OBD_Throttle_Position_Sensor_Circuit_Malfunction, "Configuration for redundant pair %s/%s are too similar - did you wire one sensor to both inputs...?", m_pri.name(), m_sec.name());
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return;
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}
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}
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m_pri.init(primary);
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bool hasSecond = m_sec.init(secondary);
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if (isFordTps && fordTps) {
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// we have a secondary
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fordTps->configure(5.0f, 52.6f);
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fordTps->Register();
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} else {
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// not ford TPS
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m_redund.configure(5.0f, !hasSecond);
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m_redund.Register();
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}
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}
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void unsubscribe() {
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m_pri.unsubscribe();
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m_sec.unsubscribe();
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}
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private:
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FuncSensPair& m_pri;
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FuncSensPair& m_sec;
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RedundantSensor m_redund;
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};
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static FuncSensPair tps1p(TPS_TS_CONVERSION, SensorType::Tps1Primary);
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static FuncSensPair tps1s(TPS_TS_CONVERSION, SensorType::Tps1Secondary);
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static FuncSensPair tps2p(TPS_TS_CONVERSION, SensorType::Tps2Primary);
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static FuncSensPair tps2s(TPS_TS_CONVERSION, SensorType::Tps2Secondary);
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// Used in case of "normal", non-Ford ETB TPS
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RedundantSensor tps1(SensorType::Tps1, SensorType::Tps1Primary, SensorType::Tps1Secondary);
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RedundantSensor tps2(SensorType::Tps2, SensorType::Tps2Primary, SensorType::Tps2Secondary);
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static RedundantPair tps1(tps1p, tps1s, SensorType::Tps1);
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static RedundantPair tps2(tps2p, tps2s, SensorType::Tps2);
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// Used only in case of weird Ford-style ETB TPS
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RedundantFordTps fordTps1(SensorType::Tps1, SensorType::Tps1Primary, SensorType::Tps1Secondary);
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RedundantFordTps fordTps2(SensorType::Tps2, SensorType::Tps2Primary, SensorType::Tps2Secondary);
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static RedundantFordTps fordTps1(SensorType::Tps1, SensorType::Tps1Primary, SensorType::Tps1Secondary);
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static RedundantFordTps fordTps2(SensorType::Tps2, SensorType::Tps2Primary, SensorType::Tps2Secondary);
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LinearFunc pedalFuncPrimary;
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LinearFunc pedalFuncSecondary;
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FunctionalSensor pedalSensorPrimary(SensorType::AcceleratorPedalPrimary, MS2NT(10));
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FunctionalSensor pedalSensorSecondary(SensorType::AcceleratorPedalSecondary, MS2NT(10));
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RedundantSensor pedal(SensorType::AcceleratorPedal, SensorType::AcceleratorPedalPrimary, SensorType::AcceleratorPedalSecondary);
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// Pedal sensors and redundancy
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static FuncSensPair pedalPrimary(1, SensorType::AcceleratorPedalPrimary);
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static FuncSensPair pedalSecondary(1, SensorType::AcceleratorPedalSecondary);
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static RedundantPair pedal(pedalPrimary, pedalSecondary, SensorType::AcceleratorPedal);
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// This sensor indicates the driver's throttle intent - Pedal if we have one, TPS if not.
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ProxySensor driverIntent(SensorType::DriverThrottleIntent);
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static ProxySensor driverIntent(SensorType::DriverThrottleIntent);
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// These sensors are TPS-like, so handle them in here too
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LinearFunc wastegateFunc(PACK_MULT_VOLTAGE);
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LinearFunc idlePosFunc(PACK_MULT_VOLTAGE);
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FunctionalSensor wastegateSens(SensorType::WastegatePosition, MS2NT(10));
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FunctionalSensor idlePosSens(SensorType::IdlePosition, MS2NT(10));
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static bool configureTps(LinearFunc& func, adc_channel_e channel, float closed, float open, float min, float max, const char* msg) {
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// Only configure if we have a channel
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if (!isAdcChannelValid(channel)) {
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return false;
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}
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float scaledClosed = closed / func.getDivideInput();
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float scaledOpen = open / func.getDivideInput();
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float split = absF(scaledOpen - scaledClosed);
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// If the voltage for closed vs. open is very near, something is wrong with your calibration
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if (split < 0.5f) {
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firmwareError(OBD_Throttle_Position_Sensor_Circuit_Malfunction, "\"%s\" problem: open %.2f/closed %.2f cal values are too close together. Check your calibration and wiring!", msg,
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open,
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closed);
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return false;
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}
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func.configure(
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closed, 0,
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open, 100,
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min, max
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);
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return true;
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}
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static bool initTpsFunc(LinearFunc& func, FunctionalSensor& sensor, adc_channel_e channel, float closed, float open, float min, float max) {
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// If the configuration was invalid, don't continue to configure the sensor
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if (!configureTps(func, channel, closed, open, min, max, sensor.getSensorName())) {
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return false;
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}
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sensor.setFunction(func);
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AdcSubscription::SubscribeSensor(sensor, channel, 200);
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return sensor.Register();
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}
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static void initTpsFuncAndRedund(RedundantSensor& redund, RedundantFordTps* fordTps, bool isFordTps, LinearFunc& func, FunctionalSensor& sensor, adc_channel_e channel, float closed, float open, float min, float max) {
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bool hasSecond = initTpsFunc(func, sensor, channel, closed, open, min, max);
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if (isFordTps && fordTps) {
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fordTps->configure(5.0f, 52.6f);
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fordTps->Register();
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} else {
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redund.configure(5.0f, !hasSecond);
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redund.Register();
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}
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}
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static FuncSensPair wastegate(PACK_MULT_VOLTAGE, SensorType::WastegatePosition);
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static FuncSensPair idlePos(PACK_MULT_VOLTAGE, SensorType::IdlePosition);
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void initTps() {
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percent_t min = engineConfiguration->tpsErrorDetectionTooLow;
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percent_t max = engineConfiguration->tpsErrorDetectionTooHigh;
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if (!engineConfiguration->consumeObdSensors) {
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// primary TPS sensors
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initTpsFunc(tpsFunc1p, tpsSens1p, engineConfiguration->tps1_1AdcChannel, engineConfiguration->tpsMin, engineConfiguration->tpsMax, min, max);
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initTpsFunc(tpsFunc2p, tpsSens2p, engineConfiguration->tps2_1AdcChannel, engineConfiguration->tps2Min, engineConfiguration->tps2Max, min, max);
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// Secondary TPS sensors (and redundant combining)
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bool isFordTps = engineConfiguration->useFordRedundantTps;
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initTpsFuncAndRedund(tps1, &fordTps1, isFordTps, tpsFunc1s, tpsSens1s, engineConfiguration->tps1_2AdcChannel, engineConfiguration->tps1SecondaryMin, engineConfiguration->tps1SecondaryMax, min, max);
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initTpsFuncAndRedund(tps2, &fordTps2, isFordTps, tpsFunc2s, tpsSens2s, engineConfiguration->tps2_2AdcChannel, engineConfiguration->tps2SecondaryMin, engineConfiguration->tps2SecondaryMax, min, max);
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tps1.init(isFordTps, &fordTps1,
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{ engineConfiguration->tps1_1AdcChannel, (float)engineConfiguration->tpsMin, (float)engineConfiguration->tpsMax, min, max },
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{ engineConfiguration->tps1_2AdcChannel, (float)engineConfiguration->tps1SecondaryMin, (float)engineConfiguration->tps1SecondaryMax, min, max }
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);
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tps2.init(isFordTps, &fordTps2,
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{ engineConfiguration->tps2_1AdcChannel, (float)engineConfiguration->tps2Min, (float)engineConfiguration->tps2Max, min, max },
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{ engineConfiguration->tps2_2AdcChannel, (float)engineConfiguration->tps2SecondaryMin, (float)engineConfiguration->tps2SecondaryMax, min, max }
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);
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// Pedal sensors
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initTpsFunc(pedalFuncPrimary, pedalSensorPrimary, engineConfiguration->throttlePedalPositionAdcChannel, engineConfiguration->throttlePedalUpVoltage, engineConfiguration->throttlePedalWOTVoltage, min, max);
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initTpsFuncAndRedund(pedal, nullptr, false, pedalFuncSecondary, pedalSensorSecondary, engineConfiguration->throttlePedalPositionSecondAdcChannel, engineConfiguration->throttlePedalSecondaryUpVoltage, engineConfiguration->throttlePedalSecondaryWOTVoltage, min, max);
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pedal.init(false, nullptr,
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{ engineConfiguration->throttlePedalPositionAdcChannel, engineConfiguration->throttlePedalUpVoltage, engineConfiguration->throttlePedalWOTVoltage, min, max },
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{ engineConfiguration->throttlePedalPositionSecondAdcChannel, engineConfiguration->throttlePedalSecondaryUpVoltage, engineConfiguration->throttlePedalSecondaryWOTVoltage, min, max }
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);
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// TPS-like stuff that isn't actually a TPS
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initTpsFunc(wastegateFunc, wastegateSens, engineConfiguration->wastegatePositionSensor, engineConfiguration->wastegatePositionMin, engineConfiguration->wastegatePositionMax, min, max);
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initTpsFunc(idlePosFunc, idlePosSens, engineConfiguration->idlePositionSensor, engineConfiguration->idlePositionMin, engineConfiguration->idlePositionMax, min, max);
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wastegate.init({ engineConfiguration->wastegatePositionSensor, (float)engineConfiguration->wastegatePositionMin, (float)engineConfiguration->wastegatePositionMax, min, max });
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idlePos.init({ engineConfiguration->idlePositionSensor, (float)engineConfiguration->idlePositionMin, (float)engineConfiguration->idlePositionMax, min, max });
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}
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// Route the pedal or TPS to driverIntent as appropriate
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@ -129,15 +195,10 @@ void initTps() {
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}
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void deinitTps() {
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AdcSubscription::UnsubscribeSensor(tpsSens1p);
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AdcSubscription::UnsubscribeSensor(tpsSens1s);
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tps1.unsubscribe();
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tps2.unsubscribe();
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pedal.unsubscribe();
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AdcSubscription::UnsubscribeSensor(tpsSens2p);
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AdcSubscription::UnsubscribeSensor(tpsSens2s);
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AdcSubscription::UnsubscribeSensor(pedalSensorPrimary);
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AdcSubscription::UnsubscribeSensor(pedalSensorSecondary);
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AdcSubscription::UnsubscribeSensor(wastegateSens);
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AdcSubscription::UnsubscribeSensor(idlePosSens);
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wastegate.unsubscribe();
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idlePos.unsubscribe();
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}
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