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fix(tsens): 300us delay in phy cause extra power consumption

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Cao Sen Miao
2024-01-09 18:37:38 +08:00
parent b69ac0fb27
commit c5759b6d2b
3 changed files with 12 additions and 14 deletions
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7
components/driver/temperature_sensor/temperature_sensor.c
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -175,6 +175,11 @@ esp_err_t temperature_sensor_enable(temperature_sensor_handle_t tsens)
temperature_sensor_ll_clk_sel(tsens->clk_src);
temperature_sensor_power_acquire();
// After enabling/reseting the temperature sensor,
// the output value gradually approaches the true temperature
// value as the measurement time increases. 300us is recommended.
esp_rom_delay_us(300);
tsens->fsm = TEMP_SENSOR_FSM_ENABLE;
return ESP_OK;
}