Adlink ACL-8112 Series Uživatelský manuál Strana 44

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36
Registers
( This table is only for the ACL-8112DG: Low Gain Card)
G3
G2
G1
G0
GAIN
Bipolar
or
Unipolar
Input Range
1 0 0 0 0.5 Bipolar
±
10V
0 0 0 0 1 Bipolar
±
5V
0 0 0 1 2 Bipolar
±
2.5V
0 0 1 0 4 Bipolar
±
1.25V
0 0 1 1 8 Bipolar
±
0.625V
0 1 0 0 1 Unipolar 0V ~ 10V
0 1 0 1 2 Unipolar 0V ~ 5V
0 1 1 0 4 Unipolar 0V ~ 2.5V
0 1 1 1 8 Unipolar 0V ~ 1.25V
Table 4.2-2 Function of the Gain Control Bits
For the ACL-8112PG, the maximum range is changed by hardware jumper
configuration. JP9 is used to change the maximum analog input range form
±
5V or
±
10V. If JP9 is set as
±
5V, the analog input range is listed as below.
G3 G2 G1 G0 GAIN Analog Input Range
0 0 0 0 1
±
5V
0 0 0 1 2
±
2.5V
0 0 1 0 4
±
1.25V
0 0 1 1 8
±
0.625V
0 1 0 0 16
±
0.3125V
Table 4.2-3 Analog Input Range ( max. is ±5V)
If JP9 is set as
±
10V, the analog input range is listed as below
G3 G2 G1 G0 GAIN Analog Input Range
0 0 0 0 1
±
10V
0 0 0 1 2
±
5V
0 0 1 0 4
±
2.5V
0 0 1 1 8
±
1.25V
0 1 0 0 16
±
0.625V
Table 4.2-4 Analog Input Range (max. is ±10V)
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