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{
    "build": {
      "arduino":{
        "ldscript": "esp32s3_out.ld",
        "partitions": "default_16MB.csv",
        "memory_type": "qio_opi"
      },
      "core": "esp32",
      "extra_flags": [
        "-DARDUINO_ESP32S3_DEV",
        "-DBOARD_HAS_PSRAM",
        "-DARDUINO_USB_MODE=1",
        "-DARDUINO_USB_CDC_ON_BOOT=1"
      ],
      "f_cpu": "240000000L",
      "f_flash": "80000000L",
      "flash_mode": "qio",
      "psram_type": "opi",
      "hwids": [
        [
          "0x303A",
          "0x1001"
        ]
      ],
      "mcu": "esp32s3",
      "variant": "esp32s3"
    },
    "connectivity": [
      "wifi",
      "bluetooth"
    ],
    "debug": {
      "default_tool": "esp-builtin",
      "onboard_tools": [
        "esp-builtin"
      ],
      "openocd_target": "esp32s3.cfg"
    },
    "frameworks": [
      "arduino",
      "espidf"
    ],
    "name": "Espressif ESP32-S3-DevKitC-1-N16R8V (16 MB QD, 8MB PSRAM)",
    "upload": {
      "flash_size": "16MB",
      "maximum_ram_size": 327680,
      "maximum_size": 16777216,
      "require_upload_port": true,
      "speed": 921600
    },
    "url": "https://docs.espressif.com/projects/esp-idf/en/latest/esp32s3/hw-reference/esp32s3/user-guide-devkitc-1.html",
    "vendor": "Espressif"
  }

void setup() {
	Serial1.begin(115200, SERIAL_8N1, 44, 43);
	Serial1.printf("Internal Total heap %d, internal Free Heap %d\n", ESP.getHeapSize(), ESP.getFreeHeap());
	Serial1.printf("SPIRam Total heap %d, SPIRam Free Heap %d\n", ESP.getPsramSize(), ESP.getFreePsram());
	Serial1.printf("Flash Size %d, Flash Speed %d\n", ESP.getFlashChipSize(), ESP.getFlashChipSpeed());
	Serial1.printf("ChipRevision %d, Cpu Freq %d, SDK Version %s\n", ESP.getChipRevision(), ESP.getCpuFreqMHz(), ESP.getSdkVersion());
	Serial1.println("");
}

void loop() {}

PLATFORM: Espressif 32 (6.3.2+sha.a47ecbf) > Espressif ESP32-S3-DevKitC-1-N16R8V (16 MB QD, 8MB PSRAM)
HARDWARE: ESP32S3 240MHz, 320KB RAM, 16MB Flash
PACKAGES:
 - framework-arduinoespressif32 @ 3.20009.0 (2.0.9)
 - tool-esptoolpy @ 1.40501.0 (4.5.1)
 - tool-mkfatfs @ 2.0.1
 - tool-mklittlefs @ 1.203.210628 (2.3)
 - tool-mkspiffs @ 2.230.0 (2.30)
 - toolchain-riscv32-esp @ 8.4.0+2021r2-patch5
 - toolchain-xtensa-esp32s3 @ 8.4.0+2021r2-patch5
Checking size .pio/build/esp32-s3-devkitc-1-n16r8v/firmware.elf
Advanced Memory Usage is available via "PlatformIO Home > Project Inspect"
RAM:   [=         ]   6.0% (used 19620 bytes from 327680 bytes)
Flash: [          ]   4.0% (used 264265 bytes from 6553600 bytes)
Building .pio/build/esp32-s3-devkitc-1-n16r8v/firmware.bin
esptool.py v4.5.1
Auto-detected: /dev/ttyUSB0
Uploading .pio/build/esp32-s3-devkitc-1-n16r8v/firmware.bin
esptool.py v4.5.1
Serial port /dev/ttyUSB0
Connecting....
Chip is ESP32-S3 (revision v0.2)
Features: WiFi, BLE
Crystal is 40MHz
MAC: xx:xx:xx:xx:xx:xx
Wrote 264624 bytes (147816 compressed) at 0x00010000 in 3.6 seconds (effective 584.4 kbit/s)...
Hash of data verified.

Leaving...
Hard resetting via RTS pin...