{ "slug": "seeed-xiao-esp32s3", "name": "Seeed XIAO ESP32-S3", "maker": "Seeed Studio", "category": "boards", "categoryLabel": "Boards & controllers", "status": "listed", "statusLabel": "Listed by maker", "description": "Fit Wi-Fi and Bluetooth control into a small custom board.", "goodFor": "Fit Wi-Fi and Bluetooth control into a small custom board.", "youNeed": "USB cable, antenna and the peripherals required by your firmware.", "tradeoff": "Base board lacks Sense camera/microphone and a dedicated battery-voltage ADC.", "tags": [ "build", "ble" ], "price": "US$7.49", "priceShort": "$7.49", "priceFrom": "seeedstudio.com", "checked": "2026-09-16", "url": "https://gadgets.sh/devices/seeed-xiao-esp32s3/", "shortUrl": "https://gadgets.sh/seeed-xiao-esp32s3", "markdown": "https://gadgets.sh/devices/seeed-xiao-esp32s3.md", "image": "https://gadgets.sh/assets/seeed-xiao-esp32s3.jpg", "cutout": "https://gadgets.sh/assets/cutouts/seeed-xiao-esp32s3.webp", "shareCard": "https://gadgets.sh/og/seeed-xiao-esp32s3.jpg", "shops": [ { "merchant": "Seeed Studio", "label": "Buy from Seeed Studio", "kind": "shop", "orderable": true, "url": "https://www.seeedstudio.com/XIAO-ESP32S3-p-5627.html?utm_source=gadgets.sh&utm_medium=referral&utm_campaign=seeed-xiao-esp32s3&utm_content=api", "note": null }, { "merchant": "Amazon (Seeed Studio Official)", "label": "Buy from Amazon (Seeed Studio Official)", "kind": "shop", "orderable": true, "url": "https://www.amazon.com/dp/B0BYSB66S5?utm_source=gadgets.sh&utm_medium=referral&utm_campaign=seeed-xiao-esp32s3&utm_content=api", "note": "In stock at Amazon (Seeed Studio Official) when checked on 2026-09-29." }, { "merchant": "DigiKey", "label": "Buy from DigiKey", "kind": "shop", "orderable": true, "url": "https://www.digikey.com/en/products/detail/seeed-technology-co-ltd/113991114/19285530?utm_source=gadgets.sh&utm_medium=referral&utm_campaign=seeed-xiao-esp32s3&utm_content=api", "note": "In stock at DigiKey when checked on 2026-09-29." }, { "merchant": "Seeed Studio", "label": "Documentation at wiki.seeedstudio.com", "kind": "docs", "orderable": false, "url": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/?utm_source=gadgets.sh&utm_medium=referral&utm_campaign=seeed-xiao-esp32s3&utm_content=api", "note": "This link is the maker’s documentation. Ordering may be elsewhere on their site." } ], "specs": [ { "group": "Base board", "rows": [ { "label": "Processor", "value": "ESP32-S3R8; dual-core 32-bit Xtensa LX7 up to 240 MHz", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Memory", "value": "8 MB PSRAM and 8 MB flash; Plus has 16 MB flash", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Wireless", "value": "2.4 GHz Wi-Fi and Bluetooth LE", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Dimensions", "value": "21 × 17.8 mm", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Antenna", "value": "External U.FL antenna; attach the supplied antenna for wireless use", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" } ] }, { "group": "Interfaces & power", "rows": [ { "label": "USB", "value": "USB-C power/programming; nominal 5 V", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Battery", "value": "3.7 V rechargeable battery support and charge management", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Buses", "value": "11 digital/PWM pins; 9 ADC channels; one UART, I²C and SPI bus", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "I²C pins", "value": "D4/GPIO5 SDA; D5/GPIO6 SCL", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "UART pins", "value": "D6/GPIO43 TX; D7/GPIO44 RX", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "SPI pins", "value": "D8/GPIO7 SCK, D9/GPIO8 MISO, D10/GPIO9 MOSI", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Controls", "value": "Boot, reset and active-low user LED on GPIO21", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Low-power figures", "value": "Base board: 27 mA modem sleep, 2 mA light sleep, 14 µA deep sleep at 3.8 V, typical maker values", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Temperature", "value": "−20 to 65 °C", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Analog header pins", "value": "D0–D3 map to GPIO1–GPIO4.", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "3V3 output", "value": "Wiki rates the regulated 3.3 V output at 700 mA.", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "External 5 V", "value": "Maker requires a diode when feeding the 5 V pin externally.", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Battery-only limit", "value": "The 5 V pin has no output when powered only by the battery.", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Battery monitoring", "value": "Base board has no dedicated battery-voltage ADC connection.", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Charging figures", "value": "Base-board table: 50 mA fast charge; 3.8 mA trickle, typical.", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Active current", "value": "Typical base-board figures: Wi-Fi 100 mA; BLE 85 mA.", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "V1.4 power components", "value": "Published V1.4 schematic: SGM40567-4.2 charger; SGM6029 regulator.", "source": "https://files.seeedstudio.com/wiki/SeeedStudio-XIAO-ESP32S3/new-res/202003751_XIAO%20ESP32S3_v1.4_SCH_260226.pdf.pdf" } ] }, { "group": "Variants & setup", "rows": [ { "label": "Base package", "value": "Pin headers are not installed by default", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Sense expansion", "value": "Camera, digital microphone and microSD slot are on the Sense expansion board", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Camera revisions", "value": "Later Sense batches use OV3660 instead of discontinued OV2640; optional OV5640 also supported", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Plus difference", "value": "Its board connector supports Wio-SX1262; it is not compatible with the plug-in camera board", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Programming", "value": "Arduino: select XIAO ESP32-S3. MicroPython is also documented.", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Pin caveat", "value": "GPIO41/42 do not support ADC despite analog labels in parts of the wiki", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "USB recovery", "value": "Hold BOOT while connecting a data-capable USB cable, or hold BOOT and press reset.", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Reset-sensitive pins", "value": "GPIO0/46 choose boot mode; GPIO45 affects flash voltage; GPIO3 selects JTAG source.", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Factory demo", "value": "Base firmware lights the user LED when a touch-capable pin is touched.", "source": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" } ] } ], "docs": [ { "label": "Maker specifications and documentation", "url": "https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/" }, { "label": "Espressif ESP32-S3 Datasheet", "url": "https://files.seeedstudio.com/wiki/SeeedStudio-XIAO-ESP32S3/res/esp32-s3_datasheet.pdf" }, { "label": "XIAO ESP32-S3 Schematic", "url": "https://files.seeedstudio.com/wiki/SeeedStudio-XIAO-ESP32S3/new-res/202003751_XIAO%20ESP32S3_v1.4_SCH_260226.pdf.pdf" }, { "label": "XIAO ESP32-S3 Dimension in DXF", "url": "https://files.seeedstudio.com/wiki/SeeedStudio-XIAO-ESP32S3/res/XIAO_ESP32S3_v1.1_Dimensioning.dxf" }, { "label": "XIAO ESP32-S3 Sense Schematic", "url": "https://files.seeedstudio.com/wiki/SeeedStudio-XIAO-ESP32S3/new-res/202003753_XIAO%20ESP32S3%20Sense_v1.5_SCH_260226.pdf.pdf" }, { "label": "XIAO ESP32-S3 ExpBoard Schematic", "url": "https://files.seeedstudio.com/wiki/SeeedStudio-XIAO-ESP32S3/res/XIAO_ESP32S3_ExpBoard_v1.0_SCH.pdf" }, { "label": "XIAO ESP32-S3 Sense Dimension in DXF (Top)", "url": "https://files.seeedstudio.com/wiki/SeeedStudio-XIAO-ESP32S3/res/XIAO_ESP32S3_ExpBoard_v1.0_top.dxf" }, { "label": "XIAO ESP32-S3 Sense Dimension in DXF (Bottom)", "url": "https://files.seeedstudio.com/wiki/SeeedStudio-XIAO-ESP32S3/res/XIAO_ESP32S3_ExpBoard_v1.0_bot.dxf" }, { "label": "XIAO ESP32-S3 Plus Schematic", "url": "https://files.seeedstudio.com/wiki/SeeedStudio-XIAO-ESP32S3/res/XIAO_ESP32S3_Plus_V1.1_SCH_260115.pdf" }, { "label": "XIAO ESP32-S3 Plus Dimension in DXF (Top)", "url": "https://files.seeedstudio.com/wiki/SeeedStudio-XIAO-ESP32S3/res/TOP.dxf" }, { "label": "XIAO ESP32-S3 Plus Dimension in DXF (Bottom)", "url": "https://files.seeedstudio.com/wiki/SeeedStudio-XIAO-ESP32S3/res/BOTTOM.dxf" } ], "blueprint": { "openness": "schematics", "opennessLabel": "Schematics published", "summary": "Seeed publishes the schematic PDF, a dimensioning drawing, and the chip datasheet for the XIAO ESP32S3; the related GitHub repo has only a footprint/pinout library, not the module's own PCB source.", "files": [ { "kind": "schematic", "label": "XIAO ESP32S3 schematic (PDF, rev 1.4)", "url": "https://files.seeedstudio.com/wiki/SeeedStudio-XIAO-ESP32S3/new-res/202003751_XIAO%20ESP32S3_v1.4_SCH_260226.pdf.pdf", "format": "PDF" }, { "kind": "datasheet", "label": "ESP32-S3 datasheet (PDF)", "url": "https://files.seeedstudio.com/wiki/SeeedStudio-XIAO-ESP32S3/res/esp32-s3_datasheet.pdf", "format": "PDF" }, { "kind": "pinout", "label": "Board dimensioning drawing (DXF)", "url": "https://files.seeedstudio.com/wiki/SeeedStudio-XIAO-ESP32S3/res/XIAO_ESP32S3_v1.1_Dimensioning.dxf", "format": "DXF" }, { "kind": "pinout", "label": "Pinout diagram, front (PNG)", "url": "https://github.com/Seeed-Studio/OSHW-XIAO-Series/blob/main/pinout/XIAO_ESP32-S3_front_pinout.png", "format": "PNG" } ], "repos": [ { "url": "https://github.com/Seeed-Studio/OSHW-XIAO-Series", "role": "docs", "official": true, "license": "MIT", "stars": 91, "pushed": "2026-09-21" } ], "parts": [ { "part": "Espressif ESP32-S3R8", "role": "MCU (dual Xtensa LX7, Wi-Fi/BLE, 8 MB PSRAM)", "datasheet": "https://www.espressif.com/sites/default/files/documentation/esp32-s3_datasheet_en.pdf" } ], "notes": "A 'Plus' variant schematic and a separate ExpBoard breakout also exist on files.seeedstudio.com but are different accessory boards, not listed here since this device slug is the base ESP32S3 module.", "checked": "2026-09-27" }, "sourceFiles": null, "firmware": [], "chips": [ "esp32-s3", "sx1262" ] }