alexey.zholtikov/zh_pcf8574
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Alexey Zholtikov 2025-06-06 19:13:38 +03:00
parent fff4013b40
commit ce831b324a
1 changed files with 4 additions and 4 deletions
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8
zh_pcf8574.c
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@ -224,8 +224,8 @@ static void IRAM_ATTR _zh_pcf8574_isr_processing_task(void *pvParameter)
event.i2c_address = handle->i2c_address;
event.gpio_number = 0xFF;
uint8_t old_reg = handle->gpio_status;
uint8_t reg_temp = 0;
esp_err_t err = _zh_pcf8574_read_register(handle, &reg_temp);
uint8_t new_reg = 0;
esp_err_t err = _zh_pcf8574_read_register(handle, &new_reg);
if (err != ESP_OK)
{
ZH_PCF8574_LOGE_ERR("PCF8574 isr processing failed. Failed to read expander register.", err);
@ -235,10 +235,10 @@ static void IRAM_ATTR _zh_pcf8574_isr_processing_task(void *pvParameter)
{
if ((handle->gpio_work_mode & _gpio_matrix[j]) != 0)
{
if ((old_reg & _gpio_matrix[j]) != (reg_temp & _gpio_matrix[j]))
if ((old_reg & _gpio_matrix[j]) != (new_reg & _gpio_matrix[j]))
{
event.gpio_number = j;
event.gpio_level = reg_temp & _gpio_matrix[j];
event.gpio_level = new_reg & _gpio_matrix[j];
}
break;
}