Mais um projecto interessante no kickstarter por 22$ por board.
(http://www.kickstarter.com/projects/paulstoffregen/teensy-30-32-bit-arm-cortex-m4-usable-in-arduino-a)(https://lusorobotica.com/proxy.php?request=http%3A%2F%2Fs3.amazonaws.com%2Fksr%2Fprojects%2F294049%2Fphoto-full.jpg%3F1346192366&hash=51cce0e703eba33839c8dd2fb3551970733ddafd)
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Technical Specifications:
- 32 bit ARM Cortex-M4 48 MHz CPU (M4 = DSP extensions)
- 128K Flash Memory, 16K RAM, 2K EEPROM
- 14* High Resolution Analog Inputs (13 bits usable, 16 bit hardware)
- 34* Digital I/O Pins (10 shared with analog)
- 10 PWM outputs
- 8 Timers for intervals/delays, separate from PWM
- USB with dedicated DMA memory transfers
- 3 UARTs (serial ports)
- SPI, I2C, I2S, IR modulator
- I2S (for high quality audio interface)
- Real Time Clock (with user-added 32.768 crystal and battery)
- 4 general purpose DMA channels (separate from USB)
- Touch Sensor Inputs
(https://lusorobotica.com/proxy.php?request=http%3A%2F%2Fs3.amazonaws.com%2Fksr%2Fassets%2F000%2F142%2F242%2Fb47af8930ab8a169e37c95534ab9945e_large.png%3F1346681323&hash=6dd227caac5cb4ccdfb0d338141bfbdfece0fe41)
Mais informação (http://www.kickstarter.com/projects/paulstoffregen/teensy-30-32-bit-arm-cortex-m4-usable-in-arduino-a)