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Add name and capacity reporting

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This commit is contained in:
Daniel Öster 2025-07-03 18:29:18 +03:00
parent 05dd887d2f
commit 25c60cb42b
2 changed files with 14 additions and 3 deletions
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13
Software/src/inverter/SOFAR-CAN.cpp
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@ -33,6 +33,17 @@ void SofarInverter::
SOFAR_356.data.u8[4] = (datalayer.battery.status.temperature_max_dC & 0x00FF); SOFAR_356.data.u8[4] = (datalayer.battery.status.temperature_max_dC & 0x00FF);
SOFAR_356.data.u8[5] = (datalayer.battery.status.temperature_max_dC >> 8); SOFAR_356.data.u8[5] = (datalayer.battery.status.temperature_max_dC >> 8);
// frame 0x35E – Manufacturer Name ASCII
memset(SOFAR_35E.data.u8, 0, 8);
strncpy((char*)SOFAR_35E.data.u8, BatteryType, 8);
//Gets automatically rescaled with SOC scaling. Calculated with max design voltage, better would be to calculate with nominal voltage
calculated_capacity_AH =
(datalayer.battery.info.reported_total_capacity_Wh / (datalayer.battery.info.max_design_voltage_dV * 0.1));
//Battery Nominal Capacity
SOFAR_35F.data.u8[4] = calculated_capacity_AH & 0x00FF;
SOFAR_35F.data.u8[5] = (calculated_capacity_AH >> 8);
// Charge and discharge consent dependent on SoC with hysteresis at 99% soc // Charge and discharge consent dependent on SoC with hysteresis at 99% soc
//SoC deception only to CAN (we do not touch datalayer) //SoC deception only to CAN (we do not touch datalayer)
uint16_t spoofed_soc = datalayer.battery.status.reported_soc; uint16_t spoofed_soc = datalayer.battery.status.reported_soc;
@ -56,7 +67,7 @@ void SofarInverter::
enable_flags = 0x03; // Both charge and discharge allowed enable_flags = 0x03; // Both charge and discharge allowed
} }
// Ramka 0x30F – operation mode // Frame 0x30F – operation mode
SOFAR_30F.data.u8[0] = 0x00; // Normal mode SOFAR_30F.data.u8[0] = 0x00; // Normal mode
SOFAR_30F.data.u8[1] = enable_flags; SOFAR_30F.data.u8[1] = enable_flags;
} }

4
Software/src/inverter/SOFAR-CAN.h
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@ -19,8 +19,8 @@ class SofarInverter : public CanInverterProtocol {
private: private:
unsigned long previousMillis100 = 0; // will store last time a 100ms CAN Message was send unsigned long previousMillis100 = 0; // will store last time a 100ms CAN Message was send
uint8_t battery_index = 0; // Predefined battery ID (0–15) uint8_t battery_index = 0; // Predefined battery ID (0–15)
uint16_t BatteryCapacity_Ah = 180; uint16_t calculated_capacity_AH = 0; // Pack Capacity in AH (Updates based on battery stats)
const char* BatteryType = "BAT-EMU"; const char* BatteryType = "BATxEMU"; // Manufacturer name in ASCII
//Actual content messages //Actual content messages
//Note that these are technically extended frames. If more batteries are put in parallel,the first battery sends 0x351 the next battery sends 0x1351 etc. 16 batteries in parallel supported //Note that these are technically extended frames. If more batteries are put in parallel,the first battery sends 0x351 the next battery sends 0x1351 etc. 16 batteries in parallel supported