alexey.zholtikov/zh_bh1750
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alexey.zholtikov:v1.0.5
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alexey.zholtikov:v1.0.5
alexey.zholtikov:v1.0.4
alexey.zholtikov:v1.0.3
alexey.zholtikov:v1.0.2
alexey.zholtikov:v1.0.1
alexey.zholtikov:v1.0.0

2 Commits
v1.0.3 ... main

Author SHA1 Message Date
Alexey Zholtikov
7ed4ba3a0d Version 1.0.5 
Added datasheet.
 2024-07-21 22:03:06 +03:00
Alexey Zholtikov
23cac1f945 Version 1.0.4 
Minor main code refactoring.
 2024-07-21 08:54:24 +03:00
3 changed files with 14 additions and 14 deletions
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ds/BH1750.pdf Executable file
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2
version.txt
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@ -1 +1 @@
1.0.3
1.0.5

26
zh_bh1750.c
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@ -87,7 +87,7 @@ esp_err_t zh_bh1750_read(float *data)
return ESP_ERR_NOT_FOUND;
}
REPEATE:;
esp_err_t esp_err = ESP_OK;
esp_err_t err = ESP_OK;
uint8_t sensor_data[2] = {0};
if (_init_config.work_mode == CONTINUOUSLY)
{
@ -106,12 +106,12 @@ REPEATE:;
i2c_master_write_byte(i2c_cmd_handle, _init_config.i2c_address << 1 | I2C_MASTER_WRITE, true);
i2c_master_write_byte(i2c_cmd_handle, _command, true);
i2c_master_stop(i2c_cmd_handle);
esp_err = i2c_master_cmd_begin(_init_config.i2c_port, i2c_cmd_handle, 1000 / portTICK_PERIOD_MS);
err = i2c_master_cmd_begin(_init_config.i2c_port, i2c_cmd_handle, 1000 / portTICK_PERIOD_MS);
i2c_cmd_link_delete(i2c_cmd_handle);
#else
esp_err = i2c_master_transmit(_bh1750_handle, &_command, sizeof(_command), 1000 / portTICK_PERIOD_MS);
err = i2c_master_transmit(_bh1750_handle, &_command, sizeof(_command), 1000 / portTICK_PERIOD_MS);
#endif
if (esp_err != ESP_OK)
if (err != ESP_OK)
{
ESP_LOGE(TAG, "BH1750 read fail. I2C driver error at line %d.", __LINE__);
return ESP_ERR_INVALID_RESPONSE;
@ -125,12 +125,12 @@ READ:
i2c_master_read_byte(i2c_cmd_handle, &sensor_data[0], I2C_MASTER_ACK);
i2c_master_read_byte(i2c_cmd_handle, &sensor_data[1], I2C_MASTER_NACK);
i2c_master_stop(i2c_cmd_handle);
esp_err = i2c_master_cmd_begin(_init_config.i2c_port, i2c_cmd_handle, 1000 / portTICK_PERIOD_MS);
err = i2c_master_cmd_begin(_init_config.i2c_port, i2c_cmd_handle, 1000 / portTICK_PERIOD_MS);
i2c_cmd_link_delete(i2c_cmd_handle);
#else
esp_err = i2c_master_receive(_bh1750_handle, sensor_data, sizeof(sensor_data), 1000 / portTICK_PERIOD_MS);
err = i2c_master_receive(_bh1750_handle, sensor_data, sizeof(sensor_data), 1000 / portTICK_PERIOD_MS);
#endif
if (esp_err != ESP_OK)
if (err != ESP_OK)
{
ESP_LOGE(TAG, "BH1750 read fail. I2C driver error at line %d.", __LINE__);
return ESP_ERR_INVALID_RESPONSE;
@ -192,7 +192,7 @@ esp_err_t _adjust(const uint8_t value)
ESP_LOGE(TAG, "BH1750 read fail. BH1750 not initialized.");
return ESP_ERR_NOT_FOUND;
}
esp_err_t esp_err = ESP_OK;
esp_err_t err = ESP_OK;
uint8_t sensitivity_data[2] = {value >> 5 | MEASUREMENT_TIME_HIGH_BIT, (value & 0b00011111) | MEASUREMENT_TIME_LOW_BIT};
#ifdef CONFIG_IDF_TARGET_ESP8266
i2c_cmd_handle_t i2c_cmd_handle = i2c_cmd_link_create();
@ -200,7 +200,7 @@ esp_err_t _adjust(const uint8_t value)
i2c_master_write_byte(i2c_cmd_handle, _init_config.i2c_address << 1 | I2C_MASTER_WRITE, true);
i2c_master_write_byte(i2c_cmd_handle, sensitivity_data[0], true);
i2c_master_stop(i2c_cmd_handle);
esp_err = i2c_master_cmd_begin(_init_config.i2c_port, i2c_cmd_handle, 1000 / portTICK_PERIOD_MS);
err = i2c_master_cmd_begin(_init_config.i2c_port, i2c_cmd_handle, 1000 / portTICK_PERIOD_MS);
i2c_cmd_link_delete(i2c_cmd_handle);
if (esp_err != ESP_OK)
{
@ -212,13 +212,13 @@ esp_err_t _adjust(const uint8_t value)
i2c_master_write_byte(i2c_cmd_handle, _init_config.i2c_address << 1 | I2C_MASTER_WRITE, true);
i2c_master_write_byte(i2c_cmd_handle, sensitivity_data[1], true);
i2c_master_stop(i2c_cmd_handle);
esp_err = i2c_master_cmd_begin(_init_config.i2c_port, i2c_cmd_handle, 1000 / portTICK_PERIOD_MS);
err = i2c_master_cmd_begin(_init_config.i2c_port, i2c_cmd_handle, 1000 / portTICK_PERIOD_MS);
i2c_cmd_link_delete(i2c_cmd_handle);
#else
esp_err = i2c_master_transmit(_bh1750_handle, &sensitivity_data[0], 1, 1000 / portTICK_PERIOD_MS);
esp_err = i2c_master_transmit(_bh1750_handle, &sensitivity_data[1], 1, 1000 / portTICK_PERIOD_MS);
err = i2c_master_transmit(_bh1750_handle, &sensitivity_data[0], 1, 1000 / portTICK_PERIOD_MS);
err = i2c_master_transmit(_bh1750_handle, &sensitivity_data[1], 1, 1000 / portTICK_PERIOD_MS);
#endif
if (esp_err != ESP_OK)
if (err != ESP_OK)
{
ESP_LOGE(TAG, "BH1750 adjust fail. I2C driver error at line %d.", __LINE__);
return ESP_ERR_INVALID_RESPONSE;