Data Translation DT330 Series, User Manual

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Chapter 5
54
This chapter describes the analog output and digital I/O features of the DT330 Series boards.
To frame the discussions, refer to the block diagram shown in
Figure 14 . Note that bold entries
indicate signals you can access.
Figure 14: DT330 Series Block Diagram
DIO Port D
In and Out
Registers
DIO Port D
[7:0]
DIO Port C
In and Out
Registers
DIO Port C
[7:0]
DIO Port B
In and Out
Registers
DIO Port B
[7:0]
DIO Port A
In and Out
Registers
DIO Port A
[7:0]
8
8
8
8
PCI Bus Interface
PCI Bus
*The DT331 and DT333 boards contain DACs
0 to 3 only. The DT331 and DT332 have 12-bit
DACs; the DT333 and DT334 have 16-bit
DACs. The DT335 and DT335-50 boards
contains no DACs.
Serial DACs
0 to 7*
Analog
Outputs
0 to 7
Interrupt
Generator
DIO Port D
[7:0]
Ser_Dat
Ser_Clk
SW_Clk 0-7
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