aZholtikov/zh_aht
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feat: added i2c frequency selection

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aZholtikov committed 2026-04-05 10:42:25 +03:00
1 parent 5269a4bade
commit b0e565d180
3 files changed
+5 -2
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zh_aht.c
+2 -1
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@@ -63,6 +63,7 @@ esp_err_t zh_aht_reset(zh_aht_handle_t *handle)
static esp_err_t _zh_aht_validate_config(const zh_aht_init_config_t *config)
{
ZH_ERROR_CHECK(config->i2c_address == 0x38 || config->i2c_address == 0x39, ESP_ERR_INVALID_ARG, NULL, "Invalid I2C address.");
ZH_ERROR_CHECK(config->i2c_frequency <= 400000, ESP_ERR_INVALID_ARG, NULL, "Invalid I2C frequency.");
ZH_ERROR_CHECK(config->i2c_handle != NULL, ESP_ERR_INVALID_ARG, NULL, "Invalid I2C handle.");
return ESP_OK;
}
@@ -72,7 +73,7 @@ static esp_err_t _zh_aht_i2c_init(const zh_aht_init_config_t *config, zh_aht_han
i2c_device_config_t aht_config = {
.dev_addr_length = I2C_ADDR_BIT_LEN_7,
.device_address = config->i2c_address,
.scl_speed_hz = 100000,
.scl_speed_hz = config->i2c_frequency,
};
i2c_master_dev_handle_t _dev_handle = NULL;
ZH_ERROR_CHECK(i2c_master_bus_add_device(config->i2c_handle, &aht_config, &_dev_handle) == ESP_OK, ESP_FAIL, NULL, "Add I2C device failed.");