arno/trezor-firmware
1
0
Fork 0
mirror of https://github.com/trezor/trezor-firmware.git synced 2025-07-24 07:28:34 +00:00
Code Issues Releases Wiki Activity

fix(core): fix soc limit during battery initialization

Browse Source 
[no changelog]
This commit is contained in:
kopecdav 2025-06-23 13:35:17 +02:00 committed by kopecdav
parent e33d1938e6
commit d6e0a02ac7
2 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
core/embed/sys/power_manager/fuel_gauge/fuel_gauge.c
View File

@ -41,6 +41,8 @@ void fuel_gauge_reset(fuel_gauge_state_t* state) {
}
void fuel_gauge_set_soc(fuel_gauge_state_t* state, float soc, float P) {
soc = fmaxf(0.0f, fminf(soc, 1.0f)); // Clamp SOC to [0, 1]
// Set SOC directly
state->soc = soc;
state->soc_latched = soc;
@ -55,8 +57,9 @@ void fuel_gauge_initial_guess(fuel_gauge_state_t* state, float voltage_V,
// Calculate OCV from terminal voltage and current
float ocv = battery_meas_to_ocv(voltage_V, current_mA, temperature);
// Get SOC from OCV using lookup
// Extract SoC from battery model
state->soc = battery_soc(ocv, temperature, discharging_mode);
state->soc = fmaxf(0.0f, fminf(state->soc, 1.0f)); // Clamp SOC to [0, 1]
state->soc_latched = state->soc;
}

5
core/embed/sys/power_manager/stm32u5/power_monitoring.c
View File

@ -99,10 +99,7 @@ void pm_monitor_power_sources(void) {
}
// Ceil the float soc to user-friendly integer
uint8_t soc_ceiled_temp = (int)(drv->fuel_gauge.soc_latched * 100 + 0.999f);
if (soc_ceiled_temp != drv->soc_ceiled) {
drv->soc_ceiled = soc_ceiled_temp;
}
drv->soc_ceiled = (uint8_t)(drv->fuel_gauge.soc_latched * 100 + 0.999f);
// Check battery voltage for low threshold
if (drv->soc_ceiled <= PM_BATTERY_LOW_THRESHOLD_SOC && !drv->battery_low) {