feat(camera): Add GPIO pin numbers for M5Stack CamS3 Unit

Author: tarosay

libraries/ESP32/examples/Camera/CameraWebServer/CameraWebServer.ino

@@ -21,6 +21,7 @@
 //#define CAMERA_MODEL_M5STACK_WIDE // Has PSRAM
 //#define CAMERA_MODEL_M5STACK_ESP32CAM // No PSRAM
 //#define CAMERA_MODEL_M5STACK_UNITCAM // No PSRAM
+//#define CAMERA_MODEL_M5STACK_CAMS3_UNIT  // Has PSRAM
 //#define CAMERA_MODEL_AI_THINKER // Has PSRAM
 //#define CAMERA_MODEL_TTGO_T_JOURNAL // No PSRAM
 //#define CAMERA_MODEL_XIAO_ESP32S3 // Has PSRAM

libraries/ESP32/examples/Camera/CameraWebServer/camera_pins.h

@@ -136,6 +136,27 @@
 #define HREF_GPIO_NUM  26
 #define PCLK_GPIO_NUM  21
 
+#elif defined(CAMERA_MODEL_M5STACK_CAMS3_UNIT)
+#define PWDN_GPIO_NUM -1
+#define RESET_GPIO_NUM 21
+#define XCLK_GPIO_NUM 11
+#define SIOD_GPIO_NUM 17
+#define SIOC_GPIO_NUM 41
+
+#define Y9_GPIO_NUM 13
+#define Y8_GPIO_NUM 4
+#define Y7_GPIO_NUM 10
+#define Y6_GPIO_NUM 5
+#define Y5_GPIO_NUM 7
+#define Y4_GPIO_NUM 16
+#define Y3_GPIO_NUM 15
+#define Y2_GPIO_NUM 6
+#define VSYNC_GPIO_NUM 42
+#define HREF_GPIO_NUM 18
+#define PCLK_GPIO_NUM 12
+
+#define LED_GPIO_NUM 14
+
 #elif defined(CAMERA_MODEL_AI_THINKER)
 #define PWDN_GPIO_NUM  32
 #define RESET_GPIO_NUM -1