Cross-platform driver support (Mac OS X, Linux and Windows) 3 analog to digital input at 12-bit resolution 1 digital to analog output at 10-bit resolution 15 general purpose digital inputs/outputs 1 I2C FM+ (1 Mbit/s) (used as the BrainStem bus) 1 I2C FM (400 kbit/s) User, link, power and heartbeat LEDs 1 upstream USB connection on PCI connector 1 upstream mini-B type USB connector uSD slot for additional storage Bridge from USB to I2C bus transactions Realtime clock Bulk capture mode for analog inputs 6V to 12V DC input power 3.3V input/output voltage All input/outputs protected upto 12V input 0 to 70˚C ambient operating temperature