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https://github.com/espressif/esp-idf.git
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84aa1c0cc3
tusb: cdc, tasks encapsulation, callbacks api, multiple interfaces examples: added serial interface and usb console ci: reimplemented cmake/make test in python with ignore lists IDF-578
59 lines
1.9 KiB
C
59 lines
1.9 KiB
C
/* USB Example
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This example code is in the Public Domain (or CC0 licensed, at your option.)
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Unless required by applicable law or agreed to in writing, this
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software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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CONDITIONS OF ANY KIND, either express or implied.
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*/
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// DESCRIPTION:
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// This example contains minimal code to make ESP32-S2 based device
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// recognizable by USB-host devices as a USB Serial Device printing output from
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// the application.
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/reent.h>
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#include "esp_log.h"
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#include "esp_vfs.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "tinyusb.h"
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#include "tusb_cdc_acm.h"
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#include "tusb_console.h"
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#include "sdkconfig.h"
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static const char *TAG = "example";
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void app_main(void)
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{
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/* Setting TinyUSB up */
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ESP_LOGI(TAG, "USB initialization");
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tinyusb_config_t tusb_cfg = { 0 }; // the configuration uses default values
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ESP_ERROR_CHECK(tinyusb_driver_install(&tusb_cfg));
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tinyusb_config_cdcacm_t amc_cfg = { 0 }; // the configuration uses default values
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ESP_ERROR_CHECK(tusb_cdc_acm_init(&amc_cfg));
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ESP_LOGI(TAG, "USB initialization DONE");
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while (1) {
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ESP_LOGI(TAG, "log -> UART");
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vTaskDelay(1000 / portTICK_PERIOD_MS);
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fprintf(stdout, "example: print -> stdout\n");
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vTaskDelay(1000 / portTICK_PERIOD_MS);
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fprintf(stderr, "example: print -> stderr\n");
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vTaskDelay(1000 / portTICK_PERIOD_MS);
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esp_tusb_init_console(TINYUSB_CDC_ACM_0); // log to usb
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ESP_LOGI(TAG, "log -> USB");
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vTaskDelay(1000 / portTICK_PERIOD_MS);
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fprintf(stdout, "example: print -> stdout\n");
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vTaskDelay(1000 / portTICK_PERIOD_MS);
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fprintf(stderr, "example: print -> stderr\n");
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vTaskDelay(1000 / portTICK_PERIOD_MS);
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esp_tusb_deinit_console(TINYUSB_CDC_ACM_0); // log to uart
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}
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}
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