Seeed Studio XIAO Series

Seeed Studio XIAO Series: GNSS Module, BLE, Camera Sensor, v1.0 MCU Board with Pre-Soldered Components

The Seeed Studio XIAO Series offers a compact MCU board equipped with a GNSS module, BLE connectivity, and a camera sensor. Version 1.0 features pre-soldered components for ease of use and rapid prototyping, making it ideal for various IoT and embedded applications.

SAMD21 (Soldered and Unsoldered)

• Processor: ARM Cortex M0 CPU (SAMD21G18)
• Clock Speed: 48 MHz
• Flash Memory: 256 KB
• SRAM: 32 KB
• I/O Pins: 14
• Interfaces: I2C, UART, SPI
• USB Connector: Type C

ESP32C6 Seeed Studio

• Processor: ESP32-C6 SoC with two 32-bit RISC-V processors
• SRAM: 512 KB
• Flash Memory: 4 MB
• Connectivity: 2.4 GHz Wi-Fi 6 (802.11ax), Bluetooth 5.0 (LE), Thread (802.15.4), Zigbee
• Security: Flash encryption, Secure boot, Trusted Execution Environment (TEE)

ESP32C3 – tiny MCU board with Wi-Fi and BLE, battery charge supported, power efficiency and rich Interface

• Interfaces: 1x UART, 1x IIC, 1x IIS, 1x SPI, 11x GPIO (PWM), 4x ADC
• Buttons: 1x Reset, 1x Boot
• Circuit Operating Voltage: 3.3V @ 200mA
• Charging Current: 50mA / 100mA
• Input Voltage (VIN): 5V
• Deep Sleep Power Consumption: > 44 μA
• Active Mode Power Consumption: < 75 mA
• Modem-Sleep Mode Power Consumption: < 25 mA
• Light-Sleep Mode Power Consumption: < 4 mA

RP2040 v1.0 Seeed Studio

• Flash Memory: 2 MB
• SRAM: 264 KB
• Digital I/O Pins: 11
• Analog I/O Pins: 4
• PWM Pins: 11
• I2C Interface: 1
• SPI Interface: 1
• UART Interface: 1
• Power Supply and Downloading Interface: Type-C
• Power: 3.3V/5V DC

ESP32S3- BLE 2.4GHz WiFi 5.0

• Processor: Xtensa LX7 dual-core, 32-bit, up to 240 MHz
• Wireless: 2.4 GHz WiFi subsystem, Bluetooth 5.0, Bluetooth mesh
• On-Chip Memory: 8 MB PSRAM, 8 MB Flash
• Working Temperature: -40°C to 65°C

ESP32S3 Sense – 2.4GHz Wi-Fi, BLE 5.0, OV2640 camera sensor

• Item: Seeed Studio XIAO ESP32S3 Sense

• Processor: ESP32-S3R8, Xtensa LX7 dual-core, 32-bit, up to 240 MHz

• Wireless:

  • 2.4 GHz Wi-Fi subsystem
  • Bluetooth 5.0
  • Bluetooth mesh

• Built-in Sensors:

  • OV2640 camera sensor (1600x1200)
  • Digital Microphone

• Memory:

  • On-chip: 8 MB PSRAM, 8 MB Flash
  • Onboard SD Card Slot (supports up to 32 GB FAT)

• Interfaces:

  • 1x UART
  • 1x I2C
  • 1x IIS
  • 1x SPI
  • 11x GPIOs (PWM)
  • 9x ADC
  • 1x User LED
  • 1x Charge LED
  • 1x B2B Connector (with 2 additional GPIOs)
  • 1x Reset button
  • 1x Boot button

• Power:

  • Input voltage (Type-C): 5V
  • Input voltage (BAT): 4.2V

• Webcam Web Application Power Consumption:

  • Type-C:
    • Average power consumption: 5V/138mA
    • Photo moment: 5V/341mA
  • Battery:
    • Average power consumption: 3.8V/154mA
    • Photo moment: 3.8V/304mA

• Microphone Recording & SD Card Writing Power Consumption:

  • Type-C:
    • Average power consumption: 5V/46.5mA
    • Peak power consumption: 5V/89.6mA
  • Battery:
    • Average power consumption: 3.8V/54.4mA
    • Peak power consumption: 3.8V/108mA

• Charging Battery Current: 100mA

• Modem-Sleep Power Consumption: ~44mA

• Wi-Fi Enabled Power Consumption:

  • Active Model: ~110 mA (with expansion board)

• BLE Enabled Power Consumption:

  • Active Model: ~102 mA (with expansion board)

ESP32S3 Sense L76K GNSS Module

• GNSS Bands:

  • BeiDou B1: 1561.098 MHz
  • GLONASS L1: 1602 MHz
  • GPS L1 C/A: 1575.42 MHz

• Channels:

  • 32 tracking channels
  • 72 acquisition channels

BLE nRF52840

• Wireless: Bluetooth 5.0, NFC, Zigbee

• On-Chip Memory:

  • 1 MB Flash
  • 256 KB RAM

• Onboard Memory: 2 MB QSPI Flash

• Interfaces:

  • 1x UART
  • 1x I2C
  • 1x SPI
  • 1x NFC
  • 1x SWD
  • 11x GPIO (PWM)
  • 6x ADC

• Power Circuit:

  • Operating Voltage: 3.3V @ 200mA
  • Charging Current: 50mA / 100mA
  • Input Voltage (VIN): 5V
  • Standby Power Consumption: <5 μA

nRF52840 Sense TinyML/ Tensor Flow Lite IMU / Microphone – Bluetooth5.0

• Bluetooth Version: 5

• Processor: ARM® Cortex®-M4 with FPU, up to 64 MHz

• Sensors:

  • Onboard 6-axis IMU
  • Onboard PDM digital microphone

• Flash Memory: 1 MB Flash and 256 KB RAM

• Program Memory Size: 2048 KB QSPI Flash

• Interfaces:

  • 11x GPIO (PWM)
  • 6x ADC
  • 1x UART
  • 1x I2C
  • 1x SPI
  • 1x NFC
  • 1x SWD