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Add mapping of min and max mV

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This commit is contained in:
Daniel Öster 2024-09-16 14:46:30 +03:00
parent ddbc2f0538
commit e5edfb7c2d
1 changed files with 22 additions and 8 deletions
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30
Software/src/battery/RENAULT-ZOE-GEN1-BATTERY.cpp
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@ -16,8 +16,6 @@ static int16_t LB_Average_Temperature = 0;
static uint32_t LB_Charge_Power_W = 0;
static int32_t LB_Current = 0;
static uint16_t LB_kWh_Remaining = 0;
static uint16_t LB_Cell_Max_Voltage = 3700;
static uint16_t LB_Cell_Min_Voltage = 3700;
static uint16_t LB_Battery_Voltage = 3700;
static uint8_t frame0 = 0;
static uint8_t current_poll = 0;
@ -100,17 +98,33 @@ void update_values_battery() { //This function maps all the values fetched via
datalayer.battery.status.temperature_max_dC = max_temperature * 10;
datalayer.battery.status.cell_min_voltage_mV;
datalayer.battery.status.cell_max_voltage_mV;
//Map all cell voltages to the global array
memcpy(datalayer.battery.status.cell_voltages_mV, cellvoltages, 96 * sizeof(uint16_t));
if (LB_Cell_Max_Voltage >= ABSOLUTE_CELL_MAX_VOLTAGE) {
// Initialize min and max, lets find which cells are min and max!
uint16_t min_cell_mv_value = std::numeric_limits<uint16_t>::max();
uint16_t max_cell_mv_value = 0;
// Loop to find the min and max while ignoring zero values
for (int i = 0; i < datalayer.battery.info.number_of_cells; ++i) {
uint16_t voltage = cellvoltages[i];
if (voltage != 0) { // Skip unread values (0)
min_cell_mv_value = std::min(min_cell_mv_value, voltage);
max_cell_mv_value = std::max(max_cell_mv_value, voltage);
}
}
// If all array values are 0, reset min/max to 3700
if (min_cell_mv_value == std::numeric_limits<uint16_t>::max()) {
min_cell_mv_value = 3700;
max_cell_mv_value = 3700;
}
datalayer.battery.status.cell_min_voltage_mV = min_cell_mv_value;
datalayer.battery.status.cell_max_voltage_mV = max_cell_mv_value;
if (datalayer.battery.status.cell_max_voltage_mV >= ABSOLUTE_CELL_MAX_VOLTAGE) {
set_event(EVENT_CELL_OVER_VOLTAGE, 0);
}
if (LB_Cell_Min_Voltage <= ABSOLUTE_CELL_MIN_VOLTAGE) {
if (datalayer.battery.status.cell_min_voltage_mV <= ABSOLUTE_CELL_MIN_VOLTAGE) {
set_event(EVENT_CELL_UNDER_VOLTAGE, 0);
}