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add updating init percent and add getting OBD2 PIDS

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Sem van der Hoeven
2024-01-21 20:14:21 +01:00
parent 5fbafa3dc9
commit 0da353338e
4 changed files with 111 additions and 35 deletions
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88
due_obd2/obd2_elm327.cpp
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@@ -1,17 +1,19 @@
#include "ELMduino.h"
#include <string.h>
#include "obd2_elm327.h"
#define KM_IN_MILES 1.6093440
ELM327 elm327_obj;
char bt_states[3][BT_STATE_LENGTH] = {"Initializing", "Connecting ", "Connected "};
char bt_states[2][BT_STATE_LENGTH] = {"Initializing", "Connected "};
char obd2_elm327_init(obd2_elm327_t *elm327)
{
ELM327_SERIAL.begin(ELM327_BAUD);
elm327->bt_state = BT_INITIALISING;
elm327->elm327 = &elm327_obj;
@@ -31,21 +33,81 @@ void obd2_elm327_process(obd2_elm327_t *elm327)
{
if (elm327->bt_state != BT_CONNECTED)
{
__UINT32_TYPE__ bt_state = digitalRead(BT_STATE_PIN);
__UINT8_TYPE__ bt_state = elm327->elm327->connected;
if (bt_state != elm327->bt_state)
{
if (bt_state)
{
elm327->bt_state = BT_CONNECTED;
}
else
{
elm327->bt_state = BT_INITIALISING;
}
// 0 for initialising, 1 for connected
elm327->bt_state = bt_state == 1 ? BT_CONNECTED : BT_INITIALISING;
elm327->on_state_change();
}
}
/* TODO read from Serial2 to read OBD2 data */
/* TODO maybe change to switch statement */
float rpm = elm327->elm327->rpm();
if (elm327->elm327->nb_rx_state == ELM_SUCCESS)
{
elm327->rpm = (uint16_t)rpm;
}
float throttle = elm327->elm327->throttle();
if (elm327->elm327->nb_rx_state == ELM_SUCCESS)
{
elm327->throttle_percent = (uint8_t)throttle;
}
float coolant_temp = elm327->elm327->engineCoolantTemp();
if (elm327->elm327->nb_rx_state == ELM_SUCCESS)
{
elm327->engine_coolant_temp = (uint8_t)coolant_temp;
}
float intake_air_temp = elm327->elm327->intakeAirTemp();
if (elm327->elm327->nb_rx_state == ELM_SUCCESS)
{
elm327->intake_air_temp = (uint8_t)intake_air_temp;
}
float ambient_air_temp = elm327->elm327->ambientAirTemp();
if (elm327->elm327->nb_rx_state == ELM_SUCCESS)
{
elm327->ambient_air_temp = (uint8_t) ambient_air_temp;
}
float engine_oil_temp = elm327->elm327->oilTemp();
if (elm327->elm327->nb_rx_state == ELM_SUCCESS)
{
elm327->engine_oil_temp = engine_oil_temp;
}
float engine_load = elm327->elm327->engineLoad();
if (elm327->elm327->nb_rx_state == ELM_SUCCESS)
{
elm327->engine_load = (uint8_t)engine_load;
}
float battery_voltage = elm327->elm327->batteryVoltage();
if (elm327->elm327->nb_rx_state == ELM_SUCCESS)
{
elm327->battery_voltage = battery_voltage;
}
float fuel_pressure = elm327->elm327->fuelPressure();
if (elm327->elm327->nb_rx_state == ELM_SUCCESS)
{
elm327->fuel_pressure = fuel_pressure;
}
float speed = elm327->elm327->mph();
if (elm327->elm327->nb_rx_state == ELM_SUCCESS)
{
elm327->speed = (uint8_t)(speed * KM_IN_MILES);
}
float manifold_pressure = elm327->elm327->manifoldPressure();
if (elm327->elm327->nb_rx_state == ELM_SUCCESS)
{
elm327->manifold_pressure = (uint8_t)manifold_pressure;
}
}