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front to rear axle speed slip rate gauge #5842

This commit is contained in:
rusefi 2023-12-31 12:11:14 -05:00 committed by rusefillc
parent 554d07dd63
commit 620983a5a7
1 changed files with 11 additions and 7 deletions
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18
firmware/controllers/can/can_vss.cpp
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@ -99,7 +99,7 @@ float processNissan(const CANRxFrame& frame) {
nissanFrontAxle = left + right;
return nissanFrontAxle / (100 * 2);
return nissanFrontAxle / (100.0 * 2);
}
float processBMW_e90(const CANRxFrame& frame) {
@ -112,20 +112,22 @@ float processW202(const CANRxFrame& frame) {
return tmp * 0.0625;
}
#define SLIP_RATIO(frontAxle, rearAxle) (((frontAxle) == 0 || (rearAxle) == 0) ? 1 : 1.0 * (frontAxle) / (rearAxle))
float processHyundai(const CANRxFrame& frame, efitick_t nowNt) {
int frontL = getBitRangeLsb(frame.data8, 16, 12);
int frontR = getBitRangeLsb(frame.data8, 28, 12);
int rearL = getBitRangeLsb(frame.data8, 40, 12);
int rearR = getBitRangeLsb(frame.data8, 52, 12);
int frontAxle = (frontL + frontR) / 2;
int rearAxle = (rearL + rearR) / 2;
int frontAxle = (frontL + frontR);
int rearAxle = (rearL + rearR);
efiPrintf("frontL %d rearL %d", frontL, rearL);
efiPrintf("processHyundai: frontL %d rearL %d", frontL, rearL);
wheelSlipRatio.setValidValue(1.0 * frontAxle / rearAxle, nowNt);
wheelSlipRatio.setValidValue(SLIP_RATIO(frontAxle, rearAxle), nowNt);
return frontAxle;
return frontAxle / /*average*/2 / /* scale */8;
}
/* End of specific processing functions */
@ -158,7 +160,9 @@ static void processNissanSecondVss(const CANRxFrame& frame, efitick_t nowNt) {
int rearAxle = left + right;
wheelSlipRatio.setValidValue(1.0 * nissanFrontAxle / rearAxle, nowNt);
efiPrintf("processHyundai: front %d rear %d", nissanFrontAxle, rearAxle);
wheelSlipRatio.setValidValue(SLIP_RATIO(nissanFrontAxle, rearAxle), nowNt);
}
void processCanRxSecondVss(const CANRxFrame& frame, efitick_t nowNt) {