From 7ad19199fce8f0959e4e95a957e86dde485964ec Mon Sep 17 00:00:00 2001
From: killerink <killerink@email.de>
Date: Sun, 21 Apr 2024 09:32:17 +0200
Subject: [PATCH] add xiao camera module

---
 platformio.ini    | 17 +++++++++++++++++
 src/camera_pins.h | 35 +++++++++++++++++++++++++++++++++++
 src/storage.cpp   |  2 +-
 src/storage.h     |  6 +++---
 4 files changed, 56 insertions(+), 4 deletions(-)

diff --git a/platformio.ini b/platformio.ini
index 35d770e8..2aa75734 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -49,6 +49,23 @@ lib_deps =
     https://github.com/espressif/json_generator.git
     https://github.com/espressif/json_parser.git
 
+
+[env:seeed_xiao_esp32s3]
+platform = https://github.com/platformio/platform-espressif32.git
+board = seeed_xiao_esp32s3
+board_build.flash_mode = dio
+lib_deps = 
+    https://github.com/me-no-dev/ESPAsyncWebServer.git
+    https://github.com/espressif/json_generator.git
+    https://github.com/espressif/json_parser.git
+framework = arduino
+build_flags =
+    -std=gnu++17
+    -DBOARD_HAS_PSRAM
+    -DCORE_DEBUG_LEVEL=5
+    -D CAMERA_MODEL_XIAO
+build_unflags = -std=gnu++11
+
 ; For OTA uploading uncomment the next lines and add the IP address or mDNS name of the camera module, and the OTA password
 ;upload_protocol = espota
 ;upload_port = <IP or mDNS>
diff --git a/src/camera_pins.h b/src/camera_pins.h
index a7d1571e..26a383fd 100644
--- a/src/camera_pins.h
+++ b/src/camera_pins.h
@@ -238,6 +238,41 @@
   #define SD_SCLK_PIN 	39
   #define SD_CS_PIN 	47
 
+  #elif defined(CAMERA_MODEL_XIAO)
+  //
+  // ESP XIAO
+  // https://dl.espressif.com/dl/schematics/ESP-WROVER-KIT_SCH-2.pdf
+  //
+  #define LED_PIN LED_BUILTIN // Status led
+  #define LAMP_PIN -1   // LED FloodLamp.
+  #define PWM_PIN -1
+  #define PWDN_GPIO_NUM -1
+  #define RESET_GPIO_NUM -1
+  #define XCLK_GPIO_NUM 10
+  #define SIOD_GPIO_NUM 40
+  #define SIOC_GPIO_NUM 39
+
+  #define Y9_GPIO_NUM 48
+  #define Y8_GPIO_NUM 11
+  #define Y7_GPIO_NUM 12
+  #define Y6_GPIO_NUM 14
+  #define Y5_GPIO_NUM 16
+  #define Y4_GPIO_NUM 18
+  #define Y3_GPIO_NUM 17
+  #define Y2_GPIO_NUM 15
+  #define VSYNC_GPIO_NUM 38
+  #define HREF_GPIO_NUM 47
+  #define PCLK_GPIO_NUM 13
+
+  #define LED_GPIO_NUM 21
+  #define LED_ON LOW   // - Pin is inverted.
+  #define LED_OFF HIGH //
+
+  #define SD_MISO_PIN 	8
+  #define SD_MOSI_PIN 	9
+  #define SD_SCLK_PIN 	7
+  #define SD_CS_PIN 	21
+
 #else
   //
   // AI Thinker
diff --git a/src/storage.cpp b/src/storage.cpp
index 21629749..1371221d 100644
--- a/src/storage.cpp
+++ b/src/storage.cpp
@@ -38,7 +38,7 @@ bool CLStorage::init() {
 #ifdef USE_LittleFS
   return fsStorage->begin(FORMAT_LITTLEFS_IF_FAILED);
 #else
-#if defined(CAMERA_MODEL_LILYGO_T_SIMCAM)
+#if defined(CAMERA_MODEL_LILYGO_T_SIMCAM) || defined(CAMERA_MODEL_XIAO)
   SPI.begin(SD_SCLK_PIN, SD_MISO_PIN, SD_MOSI_PIN, SD_CS_PIN);
   if(!fsStorage->begin(SD_CS_PIN, SPI)) return false;
 #else
diff --git a/src/storage.h b/src/storage.h
index 1738f30b..ae32a8cd 100644
--- a/src/storage.h
+++ b/src/storage.h
@@ -16,7 +16,7 @@
 #include <LITTLEFS.h>
 #define FORMAT_LITTLEFS_IF_FAILED true
 #define STORAGE_UNITS STORAGE_UNITS_BT
-#elif defined(CAMERA_MODEL_LILYGO_T_SIMCAM)
+#elif defined(CAMERA_MODEL_LILYGO_T_SIMCAM) || defined(CAMERA_MODEL_XIAO)
 #include "camera_pins.h"
 #include "SD.h"
 #define STORAGE_UNITS STORAGE_UNITS_MB
@@ -55,7 +55,7 @@ class CLStorage {
 
 #ifdef USE_LittleFS
         fs::LITTLEFSFS & getFS() {return *fsStorage;};
-#elif defined(CAMERA_MODEL_LILYGO_T_SIMCAM)
+#elif defined(CAMERA_MODEL_LILYGO_T_SIMCAM) || defined(CAMERA_MODEL_XIAO)
         fs::SDFS & getFS() {return *fsStorage;};
 #else
         fs::SDMMCFS & getFS() {return *fsStorage;};
@@ -64,7 +64,7 @@ class CLStorage {
     private:
 #ifdef USE_LittleFS
         fs::LITTLEFSFS * const fsStorage = &LITTLEFS;
-#elif defined(CAMERA_MODEL_LILYGO_T_SIMCAM)
+#elif defined(CAMERA_MODEL_LILYGO_T_SIMCAM)  || defined(CAMERA_MODEL_XIAO)
         fs::SDFS * const fsStorage = &SD;
 #else
         fs::SDMMCFS * const fsStorage = &SD_MMC;