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  • 240 MHz Dual-Core Tensilica LX6 Microprocessor
  • 520 KB SRAM
  • 448 KB ROM
  • 8 MB PSRAM
  • 4 MB SPI Flash
  • 2.4 GHz Wi-Fi – 802.11b/g/n
  • Bluetooth EDR and BLE
  • Integrated PCB Antenna
  • Integrated Magnetic Field Sensor
  • Addressable RGB LED (Pin: D12)
  • SD Card (Pins: D9, D13, D14, and D15)
  • General-Purpose Button (Pin: D8)
  • Li-Po Battery Charging
  • Li-Po Battery Connector
  • USB Micro-B
  • I2C Communication Connector
  • 24 x Digital Input Pins
  • 20 x Digital Output Pins
  • 16 x Analog Input Pins (12-bit ADC)
  • 2 x Analog Output Pins (8-bit DAC)
  • 10 x Capacitive Touch Pins
  • All Digital Input Pins Support I2C, SPI, UART, I2S, RMT, TWAI, and External Interrupts
  • PWM Support on All Digital Output Pins
  • 3.3V Operating Voltage
  • 3.3V and 5V Output Voltage
  • 3.3V – 5.5V Input Voltage
  • 63.50mm x 25.4mm x 15.70mm
  • 11 g (pins soldered)