esp32-s3 supermini support (#450)

* esp32-s3 supermini support * fixed clang-format issues * esp32-s3 supermini support * fixed clang-format issues * follow new -D BOARD= conventions in [env] block.
2026-04-05 17:51:57 +02:00 · 2025-05-31 09:10:10 -07:00
parent 91595f3ab3
commit 3a3c318b0d
6 changed files with 156 additions and 0 deletions
--- a/boards/esp32s3_supermini.json
+++ b/boards/esp32s3_supermini.json
@@ -0,0 +1,48 @@
+{
+    "build": {
+      "arduino": {
+        "ldscript": "esp32s3_out.ld",
+        "memory_type": "qio_qspi"
+      },
+      "core": "esp32",
+      "extra_flags": [
+        "-DARDUINO_ESP32S3_SUPERMINI",
+        "-DBOARD_HAS_PSRAM",
+        "-DARDUINO_USB_CDC_ON_BOOT=1"
+      ],
+      "f_cpu": "240000000L",
+      "f_flash": "80000000L",
+      "flash_mode": "qio",
+      "hwids": [
+        [
+          "0x303D",
+          "0x100D"
+        ]
+      ],
+      "mcu": "esp32s3",
+      "variants_dir": "boards/variants",
+      "variant": "esp32s3_supermini"
+    },
+    "connectivity": [
+      "bluetooth",
+      "wifi"
+    ],
+    "debug": {
+      "openocd_target": "esp32s3.cfg"
+    },
+    "frameworks": [
+      "arduino",
+      "espidf"
+    ],
+    "name": "ESP32-S3 SuperMini",
+    "upload": {
+      "flash_size": "4MB",
+      "maximum_ram_size": 327680,
+      "maximum_size": 4194304,
+      "require_upload_port": true,
+      "speed": 460800
+    },
+    "url": "https://www.aliexpress.com",
+    "vendor": "AliExpress"
+}
+  
--- a/boards/variants/esp32s3_supermini/pins_arduino.h
+++ b/boards/variants/esp32s3_supermini/pins_arduino.h
@@ -0,0 +1,64 @@
+#ifndef Pins_Arduino_h
+#define Pins_Arduino_h
+
+#include <stdint.h>
+
+#include "soc/soc_caps.h"
+
+#define USB_VID 0x303d
+#define USB_PID 0x100d
+
+static const uint8_t LED_BUILTIN = SOC_GPIO_PIN_COUNT + 48;
+#define BUILTIN_LED LED_BUILTIN  // backward compatibility
+#define LED_BUILTIN LED_BUILTIN  // allow testing #ifdef LED_BUILTIN
+#define RGB_BUILTIN LED_BUILTIN
+#undef RGB_BRIGHTNESS
+#define RGB_BRIGHTNESS 4  // 64 max
+
+// uart0
+static const uint8_t TX = 43;
+static const uint8_t RX = 44;
+
+static const uint8_t SDA = 5;
+static const uint8_t SCL = 6;
+
+static const uint8_t SS = 10;
+static const uint8_t MOSI = 11;
+static const uint8_t MISO = 13;
+static const uint8_t SCK = 12;
+
+// adc
+static const uint8_t A0 = 1;
+static const uint8_t A1 = 2;
+static const uint8_t A2 = 3;
+static const uint8_t A3 = 4;
+static const uint8_t A4 = 5;
+static const uint8_t A5 = 6;
+static const uint8_t A6 = 7;
+static const uint8_t A7 = 8;
+static const uint8_t A8 = 9;
+static const uint8_t A9 = 10;
+static const uint8_t A10 = 11;
+static const uint8_t A11 = 12;
+static const uint8_t A12 = 13;
+static const uint8_t A13 = 14;
+static const uint8_t A14 = 15;
+static const uint8_t A15 = 16;
+
+// touch
+static const uint8_t T1 = 1;
+static const uint8_t T2 = 2;
+static const uint8_t T3 = 3;
+static const uint8_t T4 = 4;
+static const uint8_t T5 = 5;
+static const uint8_t T6 = 6;
+static const uint8_t T7 = 7;
+static const uint8_t T8 = 8;
+static const uint8_t T9 = 9;
+static const uint8_t T10 = 10;
+static const uint8_t T11 = 11;
+static const uint8_t T12 = 12;
+static const uint8_t T13 = 13;
+static const uint8_t T14 = 14;
+
+#endif /* Pins_Arduino_h */
--- a/platformio-tools.ini
+++ b/platformio-tools.ini
@@ -145,3 +145,19 @@ build_flags =
  -DESP32C3
  -D BOARD=BOARD_XIAO_ESP32C3
 board = seeed_xiao_esp32c3
+
+[env:BOARD_ESP32S3_SUPERMINI]
+platform = espressif32 @ 6.7.0
+platform_packages =
+  framework-arduinoespressif32 @ https://github.com/espressif/arduino-esp32.git#3.0.1
+  framework-arduinoespressif32-libs @ https://github.com/espressif/arduino-esp32/releases/download/3.0.1/esp32-arduino-libs-3.0.1.zip
+build_flags = 
+  ${env.build_flags}
+  -DARDUINO_USB_MODE=1
+  -DESP32S3
+  -D BOARD=BOARD_ESP32S3_SUPERMINI
+board = esp32s3_supermini
+board_upload.use_1200bps_touch = 1
+board_upload.wait_for_upload_port = 1
+board_upload.require_upload_port = 1
+upload_speed = 921600
--- a/platformio.ini
+++ b/platformio.ini
@@ -122,3 +122,18 @@ upload_speed = 921600
 ;  -DESP32C6
 ;  -DARDUINO_USB_MODE=1
 ;  -DARDUINO_USB_CDC_ON_BOOT=1
+
+;[env:BOARD_ESP32S3_SUPERMINI]
+;platform = espressif32 @ 6.7.0
+;platform_packages =
+;  framework-arduinoespressif32 @ https://github.com/espressif/arduino-esp32.git#3.0.1
+;  framework-arduinoespressif32-libs @ https://github.com/espressif/arduino-esp32/releases/download/3.0.1/esp32-arduino-libs-3.0.1.zip
+;build_flags = 
+;  ${env.build_flags}
+;  -DARDUINO_USB_MODE=1
+;  -DESP32S3
+;board = esp32s3_supermini
+;board_upload.use_1200bps_touch = 1
+;board_upload.wait_for_upload_port = 1
+;board_upload.require_upload_port = 1
+;upload_speed = 921600
--- a/src/boards/boards_default.h
+++ b/src/boards/boards_default.h
@@ -173,6 +173,18 @@ BATTERY_SHIELD_R(0)
 BATTERY_R1(10)
 BATTERY_R2(40.2)

+#elif BOARD == BOARD_ESP32S3_SUPERMINI
+
+SDA(7)
+SCL(6)
+INT(5)
+INT2(4)
+BATTERY(A2)  // IO3
+BATTERY_SHIELD_R(0)
+BATTERY_R1(10)
+BATTERY_R2(40.2)
+LED(LED_BUILTIN)
+
 #endif

 // Default IMU pinouts and definitions for default tracker types
--- a/src/consts.h
+++ b/src/consts.h
@@ -95,6 +95,7 @@ enum class SensorTypeID : uint8_t {
 #define BOARD_GLOVE_IMU_SLIMEVR_DEV 20  // IMU Glove
 #define BOARD_GESTURES 21  // Used by Gestures
 #define BOARD_SLIMEVR_V1_2 22  // SlimeVR v1.2
+#define BOARD_ESP32S3_SUPERMINI 23
 #define BOARD_DEV_RESERVED 250  // Reserved, should not be used in any release firmware

 #define BAT_EXTERNAL 1