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Add CAN mappings

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This commit is contained in:
Daniel 2024-04-23 20:30:58 +03:00
parent a1cdd36469
commit 6861b6ad0e
1 changed files with 55 additions and 3 deletions
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58
Software/src/battery/PYLON-BATTERY.cpp
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@ -40,8 +40,16 @@ CAN_frame_t PYLON_4200 = {.FIR = {.B =
.MsgID = 0x4200,
.data = {0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
static int16_t celltemperature_max_dC = 0;
static int16_t celltemperature_min_dC = 0;
static int16_t current_dA = 0;
static uint16_t voltage_dV = 0;
static uint16_t current_dA = 0;
static uint16_t cellvoltage_max_mV = 0;
static uint16_t cellvoltage_min_mV = 0;
static uint16_t charge_cutoff_voltage = 0;
static uint16_t discharge_cutoff_voltage = 0;
static int16_t max_charge_current = 0;
static int16_t max_discharge_current = 0;
static uint8_t ensamble_info_ack = 0;
static uint8_t battery_module_quantity = 0;
static uint8_t battery_modules_in_series = 0;
@ -53,7 +61,43 @@ static uint8_t SOH = 0;
static uint8_t charge_forbidden = 0;
static uint8_t discharge_forbidden = 0;
void update_values_battery() {}
void update_values_battery() {
datalayer.battery.status.real_soc = (SOC * 100); //increase SOC range from 0-100 -> 100.00
datalayer.battery.status.soh_pptt = (SOH * 100); //Increase decimals from 100% -> 100.00%
datalayer.battery.status.voltage_dV = voltage_dV; //value is *10 (3700 = 370.0)
datalayer.battery.status.current_dA = current_dA; //value is *10 (150 = 15.0) , invert the sign
datalayer.battery.status.active_power_W = //Power in watts, Negative = charging batt
((datalayer.battery.status.voltage_dV * datalayer.battery.status.current_dA) / 100);
datalayer.battery.status.max_charge_power_W = (max_charge_current * (voltage_dV / 10));
datalayer.battery.status.max_discharge_power_W = (max_discharge_current * (voltage_dV / 10));
datalayer.battery.status.cell_max_voltage_mV = cellvoltage_max_mV;
datalayer.battery.status.cell_min_voltage_mV = cellvoltage_min_mV;
datalayer.battery.status.temperature_min_dC = celltemperature_min_dC;
datalayer.battery.status.temperature_max_dC = celltemperature_max_dC;
datalayer.battery.info.max_design_voltage_dV = charge_cutoff_voltage;
datalayer.battery.info.min_design_voltage_dV = discharge_cutoff_voltage;
/* Check if the BMS is still sending CAN messages. If we go 60s without messages we raise an error*/
if (!CANstillAlive) {
set_event(EVENT_CAN_RX_FAILURE, 0);
} else {
CANstillAlive--;
clear_event(EVENT_CAN_RX_FAILURE);
}
}
void receive_can_battery(CAN_frame_t rx_frame) {
CANstillAlive = 12;
@ -81,12 +125,20 @@ void receive_can_battery(CAN_frame_t rx_frame) {
break;
case 0x4220:
case 0x4221:
charge_cutoff_voltage = ((rx_frame.data.u8[1] << 8) | rx_frame.data.u8[0]);
discharge_cutoff_voltage = ((rx_frame.data.u8[3] << 8) | rx_frame.data.u8[2]);
max_charge_current = (((rx_frame.data.u8[5] << 8) | rx_frame.data.u8[4]) * 0.1) - 3000;
max_discharge_current = (((rx_frame.data.u8[7] << 8) | rx_frame.data.u8[6]) * 0.1) - 3000;
break;
case 0x4230:
case 0x4231:
cellvoltage_max_mV = ((rx_frame.data.u8[1] << 8) | rx_frame.data.u8[0]);
cellvoltage_min_mV = ((rx_frame.data.u8[3] << 8) | rx_frame.data.u8[2]);
break;
case 0x4240:
case 0x4241:
celltemperature_max_dC = ((rx_frame.data.u8[1] << 8) | rx_frame.data.u8[0]) - 1000;
celltemperature_min_dC = ((rx_frame.data.u8[3] << 8) | rx_frame.data.u8[2]) - 1000;
break;
case 0x4250:
case 0x4251:
@ -118,7 +170,7 @@ void send_can_battery() {
previousMillis1000 = currentMillis;
ESP32Can.CANWriteFrame(&PYLON_3010); // Heartbeat
ESP32Can.CANWriteFrame(&PYLON_4200); // Ensamble/System equipment info, depends on frame0
ESP32Can.CANWriteFrame(&PYLON_4200); // Ensamble OR System equipment info, depends on frame0
ESP32Can.CANWriteFrame(&PYLON_8200); // Control device quit sleep status
ESP32Can.CANWriteFrame(&PYLON_8210); // Charge command