3 Analog input & Gain setting

3.1 Input Channel Selection

The DB-990D provides 15 channel differential analog inputs. Input channel selection is controlled by the 4 bit TTL/CMOS digital data (CN3 DO0~DO3) issued by the OME-A-82x series multi-function card.

DO 3

DO 2

DO 1

DO 0

Analog input

 

 

 

 

channel

0

0

0

0

0

0

0

0

1

1

0

0

1

0

2

0

0

1

1

3

0

1

0

0

4

0

1

0

1

5

0

1

1

0

6

0

1

1

1

7

1

0

0

0

8

1

0

0

1

9

1

0

1

0

10

1

0

1

1

11

1

1

0

0

12

1

1

0

1

13

1

1

1

0

14

1

1

1

1

15

OME-DB-889D User’s Manual

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Image 12
Omega Speaker Systems OME-DB-889D manual Analog input & Gain setting, Input Channel Selection