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MRE divider

This commit is contained in:
rusEfi 2020-02-12 22:15:36 -05:00
parent 333a7a6608
commit aed1152c7a
1 changed files with 7 additions and 1 deletions
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8
firmware/config/boards/microrusefi/board_configuration.cpp
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@ -59,10 +59,16 @@ static void setLedPins() {
}
static void setupVbatt() {
/*
below 0.4
// 1k high side/1.5k low side = 1.6667 ratio divider
engineConfiguration->analogInputDividerCoefficient = 2.5f / 1.5f;
*/
// 39k high side/10k low side multiplied by above analogInputDividerCoefficient = 8.166666f
// 6.8k high side/10k low side = 1.6667 ratio divider
engineConfiguration->analogInputDividerCoefficient = 16.8f / 10f;
// R139=39k high side/R141=10k low side multiplied by above analogInputDividerCoefficient = 8.166666f
engineConfiguration->vbattDividerCoeff = (49.0f / 10.0f) * engineConfiguration->analogInputDividerCoefficient;
engineConfiguration->vbattAdcChannel = EFI_ADC_11;