diff options
| author | Rick Sorensen <rick.sorensen@gmail.com> | 2023-12-26 12:57:46 -0600 |
|---|---|---|
| committer | Damien George <damien@micropython.org> | 2024-05-07 17:29:22 +1000 |
| commit | 63c30a2dfc3118f2f82693dd96114b1efebf071c (patch) | |
| tree | a1b8508a2aceec2a8ae88d55506f1ca4827afa28 /ports/esp32 | |
| parent | 595f86155aa76c4fd7c9b46a848023a93f6ddd32 (diff) | |
esp32/modesp32: Add mcu_temperature() function for C3/S2/S3 devices.
For ESP32C3/S2/S3 IDFv5 exposes new internal temperature API which is
different to the base ESP32, IDFv4.
Thanks to @robert-hh for cleaner code and testing sensor capability in
these devices.
See discussion #10443.
Signed-off-by: Rick Sorensen <rick.sorensen@gmail.com>
Diffstat (limited to 'ports/esp32')
| -rw-r--r-- | ports/esp32/modesp32.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/ports/esp32/modesp32.c b/ports/esp32/modesp32.c index f36393948..1ee9153d7 100644 --- a/ports/esp32/modesp32.c +++ b/ports/esp32/modesp32.c @@ -168,6 +168,26 @@ static mp_obj_t esp32_raw_temperature(void) { } static MP_DEFINE_CONST_FUN_OBJ_0(esp32_raw_temperature_obj, esp32_raw_temperature); +#else + +// IDF 5 exposes new internal temperature interface, and the ESP32C3/S2/S3 +// now have calibrated temperature settings in 5 discrete ranges. +#include "driver/temperature_sensor.h" + +static mp_obj_t esp32_mcu_temperature(void) { + static temperature_sensor_handle_t temp_sensor = NULL; + float tvalue; + if (temp_sensor == NULL) { + temperature_sensor_config_t temp_sensor_config = TEMPERATURE_SENSOR_CONFIG_DEFAULT(-10, 80); + ESP_ERROR_CHECK(temperature_sensor_install(&temp_sensor_config, &temp_sensor)); + } + ESP_ERROR_CHECK(temperature_sensor_enable(temp_sensor)); + ESP_ERROR_CHECK(temperature_sensor_get_celsius(temp_sensor, &tvalue)); + ESP_ERROR_CHECK(temperature_sensor_disable(temp_sensor)); + return mp_obj_new_int((int)(tvalue + 0.5)); +} +static MP_DEFINE_CONST_FUN_OBJ_0(esp32_mcu_temperature_obj, esp32_mcu_temperature); + #endif static mp_obj_t esp32_idf_heap_info(const mp_obj_t cap_in) { @@ -202,6 +222,8 @@ static const mp_rom_map_elem_t esp32_module_globals_table[] = { { MP_ROM_QSTR(MP_QSTR_gpio_deep_sleep_hold), MP_ROM_PTR(&esp32_gpio_deep_sleep_hold_obj) }, #if CONFIG_IDF_TARGET_ESP32 { MP_ROM_QSTR(MP_QSTR_raw_temperature), MP_ROM_PTR(&esp32_raw_temperature_obj) }, + #else + { MP_ROM_QSTR(MP_QSTR_mcu_temperature), MP_ROM_PTR(&esp32_mcu_temperature_obj) }, #endif { MP_ROM_QSTR(MP_QSTR_idf_heap_info), MP_ROM_PTR(&esp32_idf_heap_info_obj) }, |