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AP_EFI: removed array from cylinder_status 

this array was never used and just makes doing drivers harder. Removed
to reduce complexity
This commit is contained in:
Andrew Tridgell 2022-09-29 14:54:05 +10:00
parent aed5833ef1
commit 95c1510465
7 changed files with 34 additions and 41 deletions
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37
libraries/AP_EFI/AP_EFI.cpp
View File

@ -212,7 +212,6 @@ void AP_EFI::log_status(void)
uint8_t(state.spark_plug_usage),
uint8_t(state.ecu_index));
for (uint8_t i = 0; i < ENGINE_MAX_CYLINDERS; i++) {
// @LoggerMessage: ECYL
// @Description: EFI per-cylinder information
// @Field: TimeUS: Time since system startup
@ -223,20 +222,19 @@ void AP_EFI::log_status(void)
// @Field: EGT: Exhaust gas temperature
// @Field: Lambda: Estimated lambda coefficient (dimensionless ratio)
// @Field: IDX: Index of the publishing ECU
AP::logger().WriteStreaming("ECYL",
"TimeUS,Inst,IgnT,InjT,CHT,EGT,Lambda,IDX",
"s#dsOO--",
"F-0C0000",
"QBfffffB",
AP_HAL::micros64(),
i,
state.cylinder_status[i].ignition_timing_deg,
state.cylinder_status[i].injection_time_ms,
state.cylinder_status[i].cylinder_head_temperature,
state.cylinder_status[i].exhaust_gas_temperature,
state.cylinder_status[i].lambda_coefficient,
state.ecu_index);
}
AP::logger().WriteStreaming("ECYL",
"TimeUS,Inst,IgnT,InjT,CHT,EGT,Lambda,IDX",
"s#dsOO--",
"F-0C0000",
"QBfffffB",
AP_HAL::micros64(),
0,
state.cylinder_status.ignition_timing_deg,
state.cylinder_status.injection_time_ms,
state.cylinder_status.cylinder_head_temperature,
state.cylinder_status.exhaust_gas_temperature,
state.cylinder_status.lambda_coefficient,
state.ecu_index);
}
#endif // LOGGING_ENABLED
@ -261,10 +259,10 @@ void AP_EFI::send_mavlink_status(mavlink_channel_t chan)
state.atmospheric_pressure_kpa,
state.intake_manifold_pressure_kpa,
KELVIN_TO_C(state.intake_manifold_temperature),
KELVIN_TO_C(state.cylinder_status[0].cylinder_head_temperature),
state.cylinder_status[0].ignition_timing_deg,
state.cylinder_status[0].injection_time_ms,
0, // exhaust gas temperature
KELVIN_TO_C(state.cylinder_status.cylinder_head_temperature),
state.cylinder_status.ignition_timing_deg,
state.cylinder_status.injection_time_ms,
state.cylinder_status.exhaust_gas_temperature,
0, // throttle out
0, // pressure/temperature compensation
0 // ignition voltage (spark supply voltage)
@ -285,7 +283,6 @@ void AP_EFI::handle_scripting(const EFI_State &efi_state)
if (!backend || (Type(type.get()) != Type::SCRIPTING)) {
return;
}
backend->handle_scripting(efi_state);
}

9
libraries/AP_EFI/AP_EFI_Currawong_ECU.cpp
View File

@ -84,16 +84,13 @@ bool AP_EFI_Currawong_ECU::handle_message(AP_HAL::CANFrame &frame)
} else if (decodeECU_TelemetrySlow0PacketStructure(&frame, &telemetry_slow0)) {
internal_state.intake_manifold_pressure_kpa = telemetry_slow0.map;
internal_state.atmospheric_pressure_kpa = telemetry_slow0.baro;
internal_state.cylinder_status[0].cylinder_head_temperature = C_TO_KELVIN(telemetry_slow0.cht);
internal_state.cylinder_status.cylinder_head_temperature = C_TO_KELVIN(telemetry_slow0.cht);
} else if (decodeECU_TelemetrySlow1PacketStructure(&frame, &telemetry_slow1)) {
internal_state.intake_manifold_temperature = C_TO_KELVIN(telemetry_slow1.mat);
internal_state.fuel_pressure = telemetry_slow1.fuelPressure;
} else if (decodeECU_TelemetrySlow2PacketStructure(&frame, &telemetry_slow2)) {
internal_state.cylinder_status[0].ignition_timing_deg = telemetry_slow2.ignAngle1;
if (ENGINE_MAX_CYLINDERS > 1) {
internal_state.cylinder_status[1].ignition_timing_deg = telemetry_slow2.ignAngle2;
}
internal_state.cylinder_status.ignition_timing_deg = telemetry_slow2.ignAngle1;
internal_state.fuel_consumption_rate_cm3pm = telemetry_slow2.flowRate / KG_PER_M3_TO_G_PER_CM3(get_ecu_fuel_density());
} else {
valid = false;

2
libraries/AP_EFI/AP_EFI_DroneCAN.cpp
View File

@ -154,7 +154,7 @@ void AP_EFI_DroneCAN::handle_status(const uavcan::equipment::ice::reciprocating:
// assume max one cylinder status
if (pkt.cylinder_status.size() > 0) {
const auto &cs = pkt.cylinder_status[0];
auto &c = istate.cylinder_status[0];
auto &c = istate.cylinder_status;
c.ignition_timing_deg = cs.ignition_timing_deg;
c.injection_time_ms = cs.injection_time_ms;
c.cylinder_head_temperature = cs.cylinder_head_temperature;

8
libraries/AP_EFI/AP_EFI_NWPMU.cpp
View File

@ -45,7 +45,7 @@ void AP_EFI_NWPMU::handle_frame(AP_HAL::CANFrame &frame)
memcpy(&data, frame.data, sizeof(data));
internal_state.engine_speed_rpm = data.rpm;
internal_state.throttle_position_percent = data.tps * 0.1f;
internal_state.cylinder_status[0].ignition_timing_deg = data.ignition_angle * 0.1f;
internal_state.cylinder_status.ignition_timing_deg = data.ignition_angle * 0.1f;
break;
}
@ -65,7 +65,7 @@ void AP_EFI_NWPMU::handle_frame(AP_HAL::CANFrame &frame)
default:
break;
}
internal_state.cylinder_status[0].lambda_coefficient = data.lambda * 0.01f;
internal_state.cylinder_status.lambda_coefficient = data.lambda * 0.01f;
break;
}
@ -87,11 +87,11 @@ void AP_EFI_NWPMU::handle_frame(AP_HAL::CANFrame &frame)
switch((NWPMU_TEMPERATURE_TYPE)data.temp_type) {
case NWPMU_TEMPERATURE_TYPE::C:
internal_state.coolant_temperature = C_TO_KELVIN(data.coolant_temp * 0.1f);
internal_state.cylinder_status[0].cylinder_head_temperature = C_TO_KELVIN(data.coolant_temp * 0.1f);
internal_state.cylinder_status.cylinder_head_temperature = C_TO_KELVIN(data.coolant_temp * 0.1f);
break;
case NWPMU_TEMPERATURE_TYPE::F:
internal_state.coolant_temperature = F_TO_KELVIN(data.coolant_temp * 0.1f);
internal_state.cylinder_status[0].cylinder_head_temperature = F_TO_KELVIN(data.coolant_temp * 0.1f);
internal_state.cylinder_status.cylinder_head_temperature = F_TO_KELVIN(data.coolant_temp * 0.1f);
break;
default:
break;

6
libraries/AP_EFI/AP_EFI_Serial_Lutan.cpp
View File

@ -67,19 +67,19 @@ void AP_EFI_Serial_Lutan::update()
if (crc == crc2) {
// valid data
internal_state.spark_dwell_time_ms = int16_t(be16toh(data.dwell))*0.1;
internal_state.cylinder_status[0].injection_time_ms = be16toh(data.pulseWidth1)*0.00666;
internal_state.cylinder_status.injection_time_ms = be16toh(data.pulseWidth1)*0.00666;
internal_state.engine_speed_rpm = be16toh(data.rpm);
internal_state.atmospheric_pressure_kpa = int16_t(be16toh(data.barometer))*0.1;
internal_state.intake_manifold_pressure_kpa = int16_t(be16toh(data.map))*0.1;
internal_state.intake_manifold_temperature = degF_to_Kelvin(int16_t(be16toh(data.mat))*0.1);
internal_state.coolant_temperature = degF_to_Kelvin(int16_t(be16toh(data.coolant))*0.1);
// CHT is in coolant field
internal_state.cylinder_status[0].cylinder_head_temperature = internal_state.coolant_temperature;
internal_state.cylinder_status.cylinder_head_temperature = internal_state.coolant_temperature;
internal_state.throttle_position_percent = int16_t(be16toh(data.tps))*0.1;
// integrate fuel consumption
if (internal_state.engine_speed_rpm > RPM_THRESHOLD) {
const float duty_cycle = (internal_state.cylinder_status[0].injection_time_ms * internal_state.engine_speed_rpm)/600.0f;
const float duty_cycle = (internal_state.cylinder_status.injection_time_ms * internal_state.engine_speed_rpm)/600.0f;
internal_state.fuel_consumption_rate_cm3pm = duty_cycle*get_coef1() - get_coef2();
internal_state.estimated_consumed_fuel_volume_cm3 += internal_state.fuel_consumption_rate_cm3pm * (now - internal_state.last_updated_ms)/60000.0f;
} else {

10
libraries/AP_EFI/AP_EFI_Serial_MS.cpp
View File

@ -86,7 +86,7 @@ bool AP_EFI_Serial_MS::read_incoming_realtime_data()
float temp_float;
switch (offset) {
case PW1_MSB:
internal_state.cylinder_status[0].injection_time_ms = (float)((data << 8) + read_byte_CRC32())/1000.0f;
internal_state.cylinder_status.injection_time_ms = (float)((data << 8) + read_byte_CRC32())/1000.0f;
offset++; // increment the counter because we read a byte in the previous line
break;
case RPM_MSB:
@ -95,7 +95,7 @@ bool AP_EFI_Serial_MS::read_incoming_realtime_data()
offset++;
break;
case ADVANCE_MSB:
internal_state.cylinder_status[0].ignition_timing_deg = (float)((data << 8) + read_byte_CRC32())/10.0f;
internal_state.cylinder_status.ignition_timing_deg = (float)((data << 8) + read_byte_CRC32())/10.0f;
offset++;
break;
case ENGINE_BM:
@ -116,7 +116,7 @@ bool AP_EFI_Serial_MS::read_incoming_realtime_data()
case CHT_MSB:
temp_float = (float)((data << 8) + read_byte_CRC32())/10.0f;
offset++;
internal_state.cylinder_status[0].cylinder_head_temperature = degF_to_Kelvin(temp_float);
internal_state.cylinder_status.cylinder_head_temperature = degF_to_Kelvin(temp_float);
break;
case TPS_MSB:
temp_float = (float)((data << 8) + read_byte_CRC32())/10.0f;
@ -126,7 +126,7 @@ bool AP_EFI_Serial_MS::read_incoming_realtime_data()
case AFR1_MSB:
temp_float = (float)((data << 8) + read_byte_CRC32())/10.0f;
offset++;
internal_state.cylinder_status[0].lambda_coefficient = temp_float;
internal_state.cylinder_status.lambda_coefficient = temp_float;
break;
case DWELL_MSB:
temp_float = (float)((data << 8) + read_byte_CRC32())/10.0f;
@ -160,7 +160,7 @@ bool AP_EFI_Serial_MS::read_incoming_realtime_data()
// Calculate Fuel Consumption
// Duty Cycle (Percent, because that's how HFE gives us the calibration coefficients)
float duty_cycle = (internal_state.cylinder_status[0].injection_time_ms * internal_state.engine_speed_rpm)/600.0f;
float duty_cycle = (internal_state.cylinder_status.injection_time_ms * internal_state.engine_speed_rpm)/600.0f;
uint32_t current_time = AP_HAL::millis();
// Super Simplified integration method - Error Analysis TBD
// This calculation gives erroneous results when the engine isn't running

3
libraries/AP_EFI/AP_EFI_State.h
View File

@ -17,7 +17,6 @@
#define EFI_MAX_INSTANCES 2
#define EFI_MAX_BACKENDS 2
#define ENGINE_MAX_CYLINDERS 1
#include <AP_Common/AP_Common.h>
#include <AP_HAL/AP_HAL.h>
@ -197,6 +196,6 @@ struct EFI_State {
Spark_Plug_Usage spark_plug_usage;
// Status for each cylinder in the engine
Cylinder_Status cylinder_status[ENGINE_MAX_CYLINDERS];
Cylinder_Status cylinder_status;
};