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NB2 MAF

This commit is contained in:
rusefi 2020-05-12 23:37:30 -04:00
parent 38ec6d812d
commit 159789dc5b
1 changed files with 39 additions and 2 deletions
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41
firmware/config/engines/mazda_miata_vvt.cpp
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@ -168,6 +168,8 @@ static const ignition_table_t mapBased18vvtTimingTable = {
};
#endif
/*
#define MAF_TRANSFER_SIZE 8
static const float mafTransferVolts[MAF_TRANSFER_SIZE] = {1.365,
@ -180,6 +182,9 @@ static const float mafTransferVolts[MAF_TRANSFER_SIZE] = {1.365,
4.011,
};
according to internet this should be the Miata NB transfer function but in reality it seems off
this could be related to us not using proper signal conditioning hardware
static const float mafTransferKgH[MAF_TRANSFER_SIZE] = {
0,
3.9456,
@ -191,6 +196,39 @@ static const float mafTransferKgH[MAF_TRANSFER_SIZE] = {
594.2772
};
*/
#define MAF_TRANSFER_SIZE 10
// this transfer function somehow works with 1K pull-down
static const float mafTransferVolts[MAF_TRANSFER_SIZE] = {
0.50,
0.87,
1.07,
1.53,
1.85,
2.11,
2.46,
3.00,
3.51,
4.50
};
static const float mafTransferKgH[MAF_TRANSFER_SIZE] = {
0.00,
0.00,
1.00,
3.00,
8.00,
19.00,
45.00,
100.00,
175.00,
350.00
};
static void setMAFTransferFunction(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
memcpy(config->mafDecoding, mafTransferKgH, sizeof(mafTransferKgH));
memcpy(config->mafDecodingBins, mafTransferVolts, sizeof(mafTransferVolts));
@ -634,8 +672,7 @@ void setMiataNB2_MRE_MTB(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
setMiataNB2_MRE_common(PASS_CONFIG_PARAMETER_SIGNATURE);
// somehow MRE72 adapter 0.2 has TPS routed to pin 26?
engineConfiguration->tps1_1AdcChannel = EFI_ADC_13;
engineConfiguration->tps1_1AdcChannel = EFI_ADC_6; // PA6
// 1K pull-down to read current from this MAF