Technical Specifications:
o 32 bit ARM Cortex-M4 72MHz CPU (M4 = DSP extensions) Here is Freescale's reference manual
for the chip (warning 1227 pages) as well as the Datasheet and User Guide!
http://cache.freescale.com/files/32bit/doc/ref_manual/K20P64M50SF0RM.pdf
http://cache.freescale.com/files/32bit/doc/data_sheet/K20P64M50SF0.pdf
http://cache.freescale.com/files/32bit/doc/quick_ref_guide/KQRUG.pdf
o 256K Flash Memory, 64K RAM, 2K EEPROM
o 21* High Resolution Analog Inputs (13 bits usable, 16 bit hardware)
o 34* Digital I/O Pins (21 shared with analog)
o 12 PWM outputs
o 1 12-bit DAC output
o 8 Timers for intervals/delays, separate from PWM
o USB with dedicated DMA memory transfers
o CAN bus
o 3 UARTs (serial ports)
o SPI, I2C, I2S, IR modulator
o I2S (for high quality audio interface)
o Real Time Clock (with user-added 32.768 crystal and battery)
o 16 general purpose DMA channels (separate from USB)
o Touch Sensor Inputs
Technical Details
o Dimensions: 18mm x 37mm x 4mm / 1.4" x 0.7"
o Teensy 3 schematic https://www.adafruit.com/images/product-files/2756/2756%20schem.gif
EngineeredinNYCAdafruit®
