gm_ls_4.cpp File Reference

Functions
void	setGmLs4 ()

Function Documentation

setGmLs4()

void setGmLs4

(

)

Definition at line 17 of file gm_ls_4.cpp.

                {
    strcpy(engineConfiguration->engineMake, ENGINE_MAKE_GM);
    strcpy(engineConfiguration->engineCode, "gen4");
    engineConfiguration->globalTriggerAngleOffset = 86;
    engineConfiguration->vvtMode[0] = VVT_BOSCH_QUICK_START;
 
  engineConfiguration->etbIdleThrottleRange = 30;
  setGmCltSensor(&engineConfiguration->clt);
  engineConfiguration->crankingInjectionMode = IM_BATCH;
  engineConfiguration->injectionMode = IM_BATCH;
 
 
    engineConfiguration->cranking.rpm = 400;
    engineConfiguration->rpmHardLimit = 6000;
 
      engineConfiguration->etb.pFactor = 7.320831;
      engineConfiguration->etb.iFactor = 116.5986;
      engineConfiguration->etb.dFactor = 0.0765;
      engineConfiguration->etb.minValue = -90;
      engineConfiguration->etb.maxValue = 90;
 
 
#if HW_PROTEUS
    engineConfiguration->etbFunctions[1] = DC_None;
 
    setPPSInputs(PROTEUS_IN_ANALOG_VOLT_2, PROTEUS_IN_ANALOG_VOLT_11);
    setTPS1Inputs(PROTEUS_IN_ANALOG_VOLT_4, PROTEUS_IN_ANALOG_VOLT_3);
 
// todo: tps
#endif //HW_PROTEUS
 
#if defined(HW_HELLEN_8CHAN)
    engineConfiguration->injectionPins[4] = Gpio::MM176_INJ5;
    engineConfiguration->injectionPins[5] = Gpio::MM176_INJ6;
    engineConfiguration->injectionPins[6] = Gpio::MM176_INJ7;
    engineConfiguration->injectionPins[7] = Gpio::MM176_INJ8;
    engineConfiguration->ignitionPins[4] = Gpio::MM176_IGN5;
    engineConfiguration->ignitionPins[5] = Gpio::MM176_IGN6;
    engineConfiguration->ignitionPins[6] = Gpio::MM176_IGN7;
    engineConfiguration->ignitionPins[7] = Gpio::MM176_IGN8;
 
  engineConfiguration->vvtPins[0] = Gpio::MM176_OUT_PWM1; // 8D - VVT 1
  engineConfiguration->map.sensor.hwChannel = MM176_IN_CRANK_ANALOG;
  engineConfiguration->triggerInputPins[0] = Gpio::MM176_IN_D4; // 9A
  engineConfiguration->camInputs[1] = Gpio::Unassigned;
  engineConfiguration->camInputs[2] = Gpio::Unassigned;
  engineConfiguration->camInputs[3] = Gpio::Unassigned;
#endif
 
#ifdef HW_HELLEN_UAEFI121
  engineConfiguration->camInputs[1] = Gpio::Unassigned;
    // cylinders 1 and 6
    // cylinders 2 and 3
  engineConfiguration->ignitionPins[2] = Gpio::Unassigned;
  engineConfiguration->ignitionPins[3] = Gpio::Unassigned;
  engineConfiguration->ignitionPins[4] = Gpio::Unassigned;
  engineConfiguration->ignitionPins[5] = Gpio::Unassigned;
    // cylinders 7 and 4
    engineConfiguration->ignitionPins[6] = Gpio::MM100_IGN4;
    // cylinders 8 and 5
    engineConfiguration->ignitionPins[7] = Gpio::MM100_IGN3;
    engineConfiguration->invertPrimaryTriggerSignal = true;
#endif
 
#ifdef HW_HELLEN_SUPER_UAEFI
    engineConfiguration->triggerInputPins[0] = Gpio::MM100_IN_D2; // HALL2
 
    engineConfiguration->camInputs[1] = Gpio::Unassigned;
  engineConfiguration->map.sensor.hwChannel = MM100_IN_MAP1_ANALOG;
 
    engineConfiguration->injectionPins[6] = Gpio::MM100_INJ7;
    engineConfiguration->injectionPins[7] = Gpio::MM100_INJ8;
 
    engineConfiguration->ignitionPins[2] = Gpio::Unassigned;
    engineConfiguration->ignitionPins[3] = Gpio::Unassigned;
    engineConfiguration->ignitionPins[4] = Gpio::Unassigned;
    engineConfiguration->ignitionPins[5] = Gpio::Unassigned;
    // cylinders 7 and 4
    engineConfiguration->ignitionPins[6] = Gpio::MM100_IGN4;
    // cylinders 8 and 5
    engineConfiguration->ignitionPins[7] = Gpio::MM100_IGN5;
    engineConfiguration->invertPrimaryTriggerSignal = true;
#endif
 
#ifdef HW_HELLEN_UAEFI
    engineConfiguration->injectionPins[6] = Gpio::MM100_OUT_PWM1;
    engineConfiguration->injectionPins[7] = Gpio::MM100_INJ8;
 
    engineConfiguration->ignitionMode = IM_WASTED_SPARK;
    // cylinders 1 and 6
    engineConfiguration->ignitionPins[0] = Gpio::MM100_IGN1;
    // cylinders 2 and 3
    engineConfiguration->ignitionPins[1] = Gpio::MM100_IGN2;
    engineConfiguration->ignitionPins[2] = Gpio::Unassigned;
    engineConfiguration->ignitionPins[3] = Gpio::Unassigned;
    engineConfiguration->ignitionPins[4] = Gpio::Unassigned;
    engineConfiguration->ignitionPins[5] = Gpio::Unassigned;
    // cylinders 7 and 4
    engineConfiguration->ignitionPins[6] = Gpio::MM100_IGN4;
    // cylinders 8 and 5
    engineConfiguration->ignitionPins[7] = Gpio::MM100_IGN3;
 
 
    engineConfiguration->triggerInputPins[0] = Gpio::MM100_IN_D1; // HALL1
    engineConfiguration->invertPrimaryTriggerSignal = true;
 
    engineConfiguration->camInputs[0] = Gpio::MM100_IN_D2; // HALL2
    engineConfiguration->camInputs[1] = Gpio::Unassigned;
 
#endif
 
    engineConfiguration->fuelReferencePressure = 400; // 400 kPa, 58 psi
    engineConfiguration->injectorCompensationMode = ICM_FixedRailPressure;
    engineConfiguration->injector.flow = 400;
 
  engineConfiguration->tpsAccelLookback = 0.3;
  engineConfiguration->tpsAccelEnrichmentThreshold = 5;
  engineConfiguration->tpsDecelEnleanmentThreshold = 7;
  engineConfiguration->tpsAccelFractionPeriod = 3;
  engineConfiguration->tpsAccelFractionDivisor = 1.5;
  engineConfiguration->wwaeTau = 0;
  engineConfiguration->wwaeBeta = 0;
 
    engineConfiguration->cylindersCount = 8;
    setLeftRightBanksNeedBetterName();
    engineConfiguration->firingOrder = FO_1_8_7_2_6_5_4_3;
    engineConfiguration->displacement = 6.2;
    engineConfiguration->map.sensor.type = MT_GM_1_BAR;
 
    engineConfiguration->tChargeAirIncrLimit = 5;
    engineConfiguration->tChargeAirDecrLimit = 15;
 
// see https://github.com/rusefi/rusefi_documentation/tree/master/OEM-Docs/GM/Tahoe-2011
    setLuaScript( R"(
 
function getBitRange(data, bitIndex, bitWidth)
    byteIndex = bitIndex >> 3
    shift = bitIndex - byteIndex * 8
    value = data[1 + byteIndex]
    if (shift + bitWidth > 8) then
        value = value + data[2 + byteIndex] * 256
    end
    mask = (1 << bitWidth) - 1
    return (value >> shift) & mask
end
 
hexstr = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, "A", "B", "C", "D", "E", "F" }
 
function toHexString(num)
    if num == 0 then
        return '0'
    end
 
    local result = ""
    while num > 0 do
        local n = num % 16
        result = hexstr[n + 1] ..result
        num = math.floor(num / 16)
    end
    return result
end
 
function arrayToString(arr)
    local str = ""
    local index = 1
    while arr[index] ~= nil do
        str = str.." "..toHexString(arr[index])
        index = index + 1
    end
    return str
end
 
STARTER_OUTPUT_INDEX = 0
startPwm(STARTER_OUTPUT_INDEX, 100, 0)
 
-- 201
ECMEngineStatus = 0xC9
IGN_STATUS = 0x1f1
-- 0x514
VIN_Part1 = 1300
-- 04E1
VIN_Part2 = 1249
 
setTickRate(100)
 
function canIgnStatus(bus, id, dlc, data)
    crankingBits = getBitRange(data, 2, 2)
    isCranking = (crankingBits == 2)
-- need special considerations to append boolean   print('crankingBits ' .. crankingBits .. ', isCranking ' .. isCranking)
    print('crankingBits ' .. crankingBits)
end
 
function printAny(bus, id, dlc, data)
    print('packet ' .. id)
end
 
canRxAdd(IGN_STATUS, canIgnStatus)
-- canRxAddMask(0, 0xFFFFFFF, printAny)
 
-- todo: take VIN from configuration? encode VIN?
canVin1    = { 0x47, 0x4E, 0x4C, 0x43, 0x32, 0x45, 0x30, 0x34 }
canVin2    = { 0x42, 0x52, 0x32, 0x31, 0x36, 0x33, 0x36, 0x36 }
dataECMEngineStatus = { 0x84, 0x09, 0x99, 0x0A, 0x00, 0x40, 0x08, 0x00 }
 
-- todo: smarter loop code :)
canVin1[1] = vin(1)
canVin1[2] = vin(2)
canVin1[3] = vin(3)
canVin1[4] = vin(4)
canVin1[5] = vin(5)
canVin1[6] = vin(6)
canVin1[7] = vin(7)
canVin1[8] = vin(8)
 
canVin2[1] = vin(9)
canVin2[2] = vin(10)
canVin2[3] = vin(11)
canVin2[4] = vin(12)
canVin2[5] = vin(13)
canVin2[6] = vin(14)
canVin2[7] = vin(15)
canVin2[8] = vin(16)
 
function onTick()
    txCan(1, VIN_Part1, 0, canVin1)
    txCan(1, VIN_Part2, 0, canVin2)
 
    -- good enough for fuel module!
    txCan(1, ECMEngineStatus, 0, dataECMEngineStatus)
 
    if isCranking then
        setPwmDuty(STARTER_OUTPUT_INDEX, 1)
    else
        setPwmDuty(STARTER_OUTPUT_INDEX, 0)
    end
end
 
    )");
 
    setPPSCalibration(0.51, 2.11, 1.01, 4.23);
    setTPS1Calibration(880, 129, 118, 870);
}

Referenced by applyEngineType(), and hellen_gm_e67_boardDefaultConfiguration().

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