Specifications

Appendix C
– 91 – PCI-1710 series User’s Manual
Advantech Co., Ltd.
www.advantech.com
C.16 Calibration Registers - BASE+18 and BASE+19
The PCI-1716/1716L offers Calibration registers BASE+16 and
BASE+17 for user to calibrate the A/D and D/A.
Table C-20: Calibration Command and Data Register
D7 to D0 Calibration data
D0 LSB of the calibration data
D7 MSB of the calibration data
CM3 to CM0 Calibration Command and table C-18 lists the
command code for PCI-1716/1716L.
Table C-21: Calibration Command and Data Register
Write Calibration Command and Data
Bit # 7 6 5 4 3 2 1 0
BASE + 19 CM3 CM2 CM1 CM0
BASE + 18 D7 D6 D5 D4 D3 D2 D1 D0
PCI-1716/1716L
Meaning
Command Code
CM3 CM2 CM1 CM0
A/D bipolar offset adjust 0 0 0 0
A/D unipolar offset adjust 0 0 0 1
PGA offset adjust 0 0 1 0
A/D gain adjust 0 0 1 1
D/A 0 gain 1 adjust (10 V) 0 1 0 0
D/A 0 gain 2 adjust (5 V) 0 1 0 1
D/A 0 bipolar offset adjust 0 1 1 0
D/A 0 unipolar offset adjust 0 1 1 1
D/A 1 gain 1 adjust (10 V) 1 0 0 0
D/A 1 gain 2 adjust (5 V) 1 0 0 1
D/A 1 bipolar offset adjust 1 0 1 0
D/A 1 unipolar offset adjust 1 0 1 1