Microcontroller: Tensilica 32-bit Single-/Dual-core CPU Xtensa LX6

Operating Voltage: 3.3V

Input Voltage: 7-12V

Digital I/O Pins (DIO): 28

Analog Input Pins (ADC): 8

Analog Outputs Pins (DAC): 2

UARTs: 3

SPIs: 2

I2Cs: 3

Flash Memory: 4 MB

SRAM: 520 KB

Clock Speed: 240 Mhz

Wi-Fi: IEEE 802.11 b/g/n/e/i:

• Integrated TR switch, balun, LNA, power amplifier and matching network
• WEP or WPA/WPA2 authentication, or open networks