The Spark Core is an Arduino-compatible, Wi-Fi enabled, cloud-powered development platform that makes creating internet-connected hardware a breeze. It is a tiny Wi-Fi development board, open source, widely successful funded Kickstarter project.
This little board packs a punch: with a 72 MHz ARM Cortex M3, the best Wi-Fi module on the market, wireless programming, and lots of pin outs and peripherals, there's nothing you can't build with the Core.
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Specification
32-bit STM32 72MHz ARM Cortex M3
128KB of Flash memory, 20KB of RAM
Texas Instruments SimpleLink CC3000 Wi-Fi chip
EEPROM (supplied by the CC3000)
2MB of external flash memory
3.3V DC supply voltage (with on board power regulator)
50mA typical current consumption
300mA peak current consumption (during transmit events)
Can be powered and programmed by USB Micro (cable included in box)
8 digital I/O pins
4 PWM pins
8 analog I/O pins
UART (Serial), SPI, and I2C peripherals
Wi-Fi range of 100-300ft
