main

.pio/libdeps/esp32-s3-devkitc-1/ESP32_USB_STREAM/examples/GettingStartUAC/GettingStartUAC.ino

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+#include <Arduino.h>
+#include "USB_STREAM.h"
+
+/* Define the Mic frame callback function implementation */
+static void onMicFrameCallback(mic_frame_t *frame, void *ptr)
+{
+    // We should using higher baudrate here, to reduce the blocking time here
+    Serial.printf("mic callback! bit_resolution = %u, samples_frequence = %"PRIu32", data_bytes = %"PRIu32"\n", frame->bit_resolution, frame->samples_frequence, frame->data_bytes);
+}
+
+void setup()
+{
+    Serial.begin(115200);
+    // Instantiate a Ustream object
+    USB_STREAM *usb = new USB_STREAM();
+
+    // Config the parameter
+    usb->uacConfiguration(UAC_CH_ANY, UAC_BITS_ANY, UAC_FREQUENCY_ANY, 6400, UAC_CH_ANY, UAC_BITS_ANY, UAC_FREQUENCY_ANY, 6400);
+
+    //Register the camera frame callback function
+    usb->uacMicRegisterCb(&onMicFrameCallback, NULL);
+
+    usb->start();
+
+    usb->connectWait(1000);
+    delay(5000);
+
+    usb->uacMicMute((void *)0);
+    delay(5000);
+
+    usb->uacMicVolume((void *)60);
+
+    usb->uacMicSuspend(NULL);
+    delay(5000);
+
+    usb->uacMicResume(NULL);
+
+}
+
+// The loop function runs repeatedly
+void loop()
+{
+    // Delay the task for 100ms
+    vTaskDelay(5000);
+}