snapshot

libraries/audio-tools/examples/examples-custom-boards/esp32s3-mic-cam/camera/camera.ino

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+
+// important settings:
+// - USB CDC on Boot: Enabled (to see the Serial.print)
+// - PSRAM: QSPI PSRAM (to have enough memory for the framebuffer)
+
+#include "Camera.h"
+
+#define XCLK_GPIO_NUM 10
+#define SIOD_GPIO_NUM 21
+#define SIOC_GPIO_NUM 14
+#define Y9_GPIO_NUM 11
+#define Y8_GPIO_NUM 9
+#define Y7_GPIO_NUM 8
+#define Y6_GPIO_NUM 6
+#define Y5_GPIO_NUM 4
+#define Y4_GPIO_NUM 2
+#define Y3_GPIO_NUM 3
+#define Y2_GPIO_NUM 5
+#define VSYNC_GPIO_NUM 13
+#define HREF_GPIO_NUM 12
+#define PCLK_GPIO_NUM 7
+#define LED_GPIO_NUM 34
+
+Camera camera;
+camera_config_t config;
+
+void setup() {
+  Serial.begin(115200);
+  while(!Serial);
+
+  config.ledc_timer = LEDC_TIMER_0;
+  config.pin_d0 = Y2_GPIO_NUM;
+  config.pin_d1 = Y3_GPIO_NUM;
+  config.pin_d2 = Y4_GPIO_NUM;
+  config.pin_d3 = Y5_GPIO_NUM;
+  config.pin_d4 = Y6_GPIO_NUM;
+  config.pin_d5 = Y7_GPIO_NUM;
+  config.pin_d6 = Y8_GPIO_NUM;
+  config.pin_d7 = Y9_GPIO_NUM;
+  config.pin_xclk = XCLK_GPIO_NUM;
+  config.pin_pclk = PCLK_GPIO_NUM;
+  config.pin_vsync = VSYNC_GPIO_NUM;
+  config.pin_href = HREF_GPIO_NUM;
+  config.pin_sccb_sda = SIOD_GPIO_NUM;
+  config.pin_sccb_scl = SIOC_GPIO_NUM;
+  config.xclk_freq_hz = 20000000;
+  config.pixel_format = PIXFORMAT_JPEG;  // YUV422,GRAYSCALE,RGB565,JPEG
+  config.frame_size = FRAMESIZE_HD; //
+  config.jpeg_quality = 16;
+  config.fb_count = 2;                     // 8
+  config.fb_location = CAMERA_FB_IN_PSRAM; /*!< The location where the frame
+                                              buffer will be allocated */
+  config.grab_mode = CAMERA_GRAB_LATEST;   /*!< When buffers should be filled */
+
+
+  if (!camera.begin(config)){
+    Serial.println("Camera failed");
+    while(true);
+  }
+  Serial.print("Recording...");
+}
+
+void loop() { 
+    
+    auto fb = camera.frameBuffer(); 
+    Serial.println(fb->len);
+
+}