mirror of https://github.com/rusefi/rusefi-1.git
65 lines
1.4 KiB
C++
65 lines
1.4 KiB
C++
#include "main.h"
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#include "engine_configuration.h"
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#include "interpolation.h"
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#include "adc_inputs.h"
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#include "engine.h"
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EXTERN_ENGINE;
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float getAfr(DECLARE_ENGINE_PARAMETER_F) {
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afr_sensor_s * sensor = &engineConfiguration->afr;
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float volts = getVoltageDivided("ego", sensor->hwChannel);
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return interpolate(sensor->v1, sensor->value1, sensor->v2, sensor->value2, volts);
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}
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static void initEgoSensor(afr_sensor_s *sensor, ego_sensor_e type) {
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switch (type) {
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case ES_BPSX_D1:
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/**
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* This decodes BPSX D1 Wideband Controller analog signal
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*/
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sensor->v1 = 0;
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sensor->value1 = 9;
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sensor->v2 = 5;
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sensor->value2 = 19;
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break;
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case ES_Innovate_MTX_L:
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sensor->v1 = 0;
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sensor->value1 = 7.35;
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sensor->v2 = 5;
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sensor->value2 = 22.39;
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break;
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case ES_14Point7_Free:
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sensor->v1 = 0;
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sensor->value1 = 9.996;
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sensor->v2 = 5;
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sensor->value2 = 19.992;
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break;
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// technically 14Point7 and PLX use the same scale
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case ES_PLX:
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sensor->v1 = 0;
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sensor->value1 = 10;
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sensor->v2 = 5;
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sensor->value2 = 20;
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break;
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case ES_NarrowBand:
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sensor->v1 = 0.1;
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sensor->value1 = 15;
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sensor->v2 = 0.9;
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sensor->value2 = 14;
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break;
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default:
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firmwareError("Unexpected EGO %d", type);
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break;
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}
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}
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void setEgoSensor(ego_sensor_e type DECLARE_ENGINE_PARAMETER_S) {
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boardConfiguration->afr_type = type;
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initEgoSensor(&engineConfiguration->afr, type);
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}
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