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© National Instruments Corporation 5 USB-6008/6009 User Guide and Specifications
Hardware
The following block diagram shows key functional components of the
USB-6008/6009.
Figure 3. Device Block Diagram
P1.<0..3>
P0.<0..7>
Digital I/O Terminal Block
AI <0..7>
AO 0
AO 1
Analog I/O Terminal Block
+2.5 V/CAL
+5 V/200 mA
8 Channel
12/14b ADC
12b DAC
12b DAC
USB Microcontroller
SPI
External
Power
Supply
Vbus
Full-Speed USB Interface
USB
PFI 0