esp_components/zh_pcf8574
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feat!: removed esp8266 support

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This commit is contained in:
Alexey Zholtikov
2025-11-03 11:02:12 +03:00
parent 8f5727c759
commit e2808d0176
7 changed files with 30 additions and 97 deletions
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26
zh_pcf8574.c
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@@ -133,9 +133,7 @@ static esp_err_t _zh_pcf8574_validate_config(const zh_pcf8574_init_config_t *con
ZH_ERROR_CHECK((config->i2c_address >= 0x20 && config->i2c_address <= 0x27) || (config->i2c_address >= 0x38 && config->i2c_address <= 0x3F), ESP_ERR_INVALID_ARG, NULL, "Invalid I2C address.");
ZH_ERROR_CHECK(config->task_priority >= 10 && config->stack_size >= 2048, ESP_ERR_INVALID_ARG, NULL, "Invalid task settings.");
ZH_ERROR_CHECK(config->interrupt_gpio >= GPIO_NUM_0 && config->interrupt_gpio <= GPIO_NUM_MAX, ESP_ERR_INVALID_ARG, NULL, "Invalid GPIO number.");
#ifndef CONFIG_IDF_TARGET_ESP8266
ZH_ERROR_CHECK(config->i2c_handle != NULL, ESP_ERR_INVALID_ARG, NULL, "Invalid I2C handle.");
#endif
return ESP_OK;
}
@@ -170,7 +168,6 @@ static esp_err_t _zh_pcf8574_gpio_init(const zh_pcf8574_init_config_t *config, z
static esp_err_t _zh_pcf8574_i2c_init(const zh_pcf8574_init_config_t *config, zh_pcf8574_handle_t *handle)
{
#ifndef CONFIG_IDF_TARGET_ESP8266
i2c_device_config_t pcf8574_config = {
.dev_addr_length = I2C_ADDR_BIT_LEN_7,
.device_address = config->i2c_address,
@@ -181,15 +178,12 @@ static esp_err_t _zh_pcf8574_i2c_init(const zh_pcf8574_init_config_t *config, zh
ZH_ERROR_CHECK(err == ESP_OK, err, NULL;, "Failed to add I2C device.");
err = i2c_master_probe(config->i2c_handle, config->i2c_address, 1000 / portTICK_PERIOD_MS);
ZH_ERROR_CHECK(err == ESP_OK, err, i2c_master_bus_rm_device(_dev_handle), "Expander not connected or not responding.");
handle->i2c_handle = config->i2c_handle;
handle->dev_handle = _dev_handle;
#endif
handle->gpio_work_mode = (config->p7_gpio_work_mode << 7) | (config->p6_gpio_work_mode << 6) | (config->p5_gpio_work_mode << 5) |
(config->p4_gpio_work_mode << 4) | (config->p3_gpio_work_mode << 3) | (config->p2_gpio_work_mode << 2) |
(config->p1_gpio_work_mode << 1) | (config->p0_gpio_work_mode << 0);
handle->gpio_status = handle->gpio_work_mode;
handle->i2c_address = config->i2c_address;
handle->i2c_port = config->i2c_port;
return ESP_OK;
}
@@ -268,17 +262,7 @@ static void IRAM_ATTR _zh_pcf8574_isr_processing_task(void *pvParameter)
static esp_err_t _zh_pcf8574_read_register(zh_pcf8574_handle_t *handle, uint8_t *reg)
{
#ifdef CONFIG_IDF_TARGET_ESP8266
i2c_cmd_handle_t i2c_cmd_handle = i2c_cmd_link_create();
i2c_master_start(i2c_cmd_handle);
i2c_master_write_byte(i2c_cmd_handle, handle->i2c_address << 1 | I2C_MASTER_READ, true);
i2c_master_read_byte(i2c_cmd_handle, &handle->gpio_status, I2C_MASTER_NACK);
i2c_master_stop(i2c_cmd_handle);
esp_err_t err = i2c_master_cmd_begin(handle->i2c_port, i2c_cmd_handle, 1000 / portTICK_PERIOD_MS);
i2c_cmd_link_delete(i2c_cmd_handle);
#else
esp_err_t err = i2c_master_receive(handle->dev_handle, &handle->gpio_status, sizeof(handle->gpio_status), 1000 / portTICK_PERIOD_MS);
#endif
ZH_ERROR_CHECK(err == ESP_OK, err, NULL, "I2C driver error.");
*reg = handle->gpio_status;
return ESP_OK;
@@ -286,17 +270,7 @@ static esp_err_t _zh_pcf8574_read_register(zh_pcf8574_handle_t *handle, uint8_t
static esp_err_t _zh_pcf8574_write_register(zh_pcf8574_handle_t *handle, uint8_t reg)
{
#ifdef CONFIG_IDF_TARGET_ESP8266
i2c_cmd_handle_t i2c_cmd_handle = i2c_cmd_link_create();
i2c_master_start(i2c_cmd_handle);
i2c_master_write_byte(i2c_cmd_handle, handle->i2c_address << 1 | I2C_MASTER_WRITE, true);
i2c_master_write_byte(i2c_cmd_handle, reg, true);
i2c_master_stop(i2c_cmd_handle);
esp_err_t err = i2c_master_cmd_begin(handle->i2c_port, i2c_cmd_handle, 1000 / portTICK_PERIOD_MS);
i2c_cmd_link_delete(i2c_cmd_handle);
#else
esp_err_t err = i2c_master_transmit(handle->dev_handle, &reg, sizeof(reg), 1000 / portTICK_PERIOD_MS);
#endif
ZH_ERROR_CHECK(err == ESP_OK, err, NULL, "I2C driver error.");
handle->gpio_status = reg;
return ESP_OK;