Uart driver Install fail - ESP_ERR_NOT_FOUND Postbytaruroy»Mon Apr 29, 2024 8:28 pm Chip: ESP32S3 IDF: 4.4 When calling Code:Select all uart_driver_install(UART_NUM_1, rx_buf, tx_buf, q_size, &queue, 0); The
ESP_ERROR_CHECK(uart_driver_install(ECHO_UART_PORT_NUM, BUF_SIZE * 2, 0, 0, NULL, intr_alloc_flags)); ESP_ERROR_CHECK(uart_param_config(ECHO_UART_PORT_NUM, &uart_config)); ESP_ERROR_CHECK(uart_set_pin(ECHO_UART_PORT_NUM, ECHO_TEST_TXD, ECHO_TEST_RXD, ECHO_TEST_RTS, ECHO_TES...
uart\_driver\_install(UART_NUM_1, RX_BUF_SIZE \* 2, 0, 0, NULL, 0); uart\_param\_config(UART_NUM_1, &uart_config); uart\_set\_pin(UART_NUM_1, TXD_PIN, RXD_PIN, UART_PIN_NO_CHANGE, UART_PIN_NO_CHANGE); } // int sendData(const char\* logName, const char\* data) /...
请问是否可以在uart_driver_install的queue中,获取到具体的UART_NUM? uart_driver_install(UART_NUM0, BUF_SIZE * 2, BUF_SIZE * 2, 20, &uart_queue, 0); uart_driver_install(UART_NUM1, BUF_SIZE * 2, BUF_SIZE * 2, 20, &uart_queue, 0); ...
通过注册uart中断,可以不用开一个任务实时的去读取串口,判断串口有没有数据发送过来,提高系统实时性。 中断驱动uart_driver_install函数参数说明如下: esp_err_tuart_driver_install(uart_port_tuart_num,intrx_buffer_size,inttx_buffer_size,intqueue_size, QueueHandle_t *uart_queue,intintr_alloc_flags);//...
在examples/peripherals/uart中也可以参考官方的各种串口例程。 2.1、安装uart驱动 代码语言:javascript 代码运行次数:0 运行 AI代码解释 esp_err_tuart_driver_install(uart_port_t uart_num,int rx_buffer_size,int tx_buffer_size,int queue_size,QueueHandle_t*uart_queue,int intr_alloc_flags); ...
.parity = UART_PARITY_DISABLE, .stop_bits = UART_STOP_BITS_1, .flow_ctrl = UART_HW_FLOWCTRL_DISABLE, .source_clk = UART_SCLK_APB, };// We won't use a buffer for sending data.uart_driver_install(UART_NUM_1, RX_BUF_SIZE *2,0,0,NULL,0); ...
3. 设置通信管脚uart_set_pin() 参数顺序: Tx,Rx,RTS,CTS。 保持不变的参数,使用宏: UART_PIN_NO_CHANGE 使用示例: // 设置TX=IO4, RX=IO5, RTS=IO18, CTS=IO19 ESP_ERROR_CHECK(uart_set_pin(UART_NUM_2, 4, 5, 18, 19)); 4. 安装驱动程序uart_driver_install() 参数: - Tx 环形缓冲...
ESP_ERROR_CHECK(uart_set_pin(UART_NUM_2, UART_PIN_NO_CHANGE, UART_PIN_NO_CHANGE, 18, 19)); 驱动安装 一旦驱动的配置完成,我们调用uart_driver_install()来安装驱动。作为结果,串口需要的一些资源将会被配置。资源的类型/大小会被函数调用的参数制定和关注: ...
E (8126) intr_alloc: No free interrupt inputs for UART0 interrupt (flags 0xE) E (8126) uart: uart_driver_install(1649): Could not allocate an interrupt for UART I (8131) uart: ALREADY NULL ESP_ERROR_CHECK failed: esp_err_t 0x105 (ESP_ERR_NOT_FOUND) at 0x4200edfa set target to...