Function esp_idf_hal::sys::uart_get_word_length

source ยท 
pub unsafe extern "C" fn uart_get_word_length(
    uart_num: i32,
    data_bit: *mut u32,
) -> i32
Expand description

@brief Get the UART data bit configuration.

@param uart_num UART port number, the max port number is (UART_NUM_MAX -1). @param data_bit Pointer to accept value of UART data bits.

@return - ESP_FAIL Parameter error - ESP_OK Success, result will be put in (*data_bit)