Advantech PCI-1723 Bedienungsanleitung PDF herunterladen (Seite 55)

49 Appendix C

C.12 Calibration Parameter Strobe — BASE+18H

Write any values to BASE+18H after finishing the calibration procedure

to save all the D/A channels’ parameters into the EEPROM.

C.13 Digital I/O setting — BASE+1AH

LDIO Setting the Low byte DIO port

0 Output

1 Input

HDIO Setting the High byte DIO port

0 Output

1 Input

Table C.12: Calibration parameter strobe

Base

Addr.

15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

18H W Calibration parameter strobe

XXXXXXXXXXXXXXXX

Note: If you want to calibrate the range of the specific

channel, be sure to write the value to BASE+14H

first. Next, write the data to BASE+1EH for calibra-

tion purposes. Lastly, write the value to this register

to strobe the parameters into EEPROM.

Table C.13: Register for digital I/O port setting

Base

Addr.

1514131211109876543210

1AH W Digital I/O port setting

X X X X X X XX XXXXXXHD

LDI

Note: The port that is setup as output supports ‘read

back’ function.The port that is setup as input sup-

ports ‘mask’ function. The above registries must be

accessed one word at a time.

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Advantech PCI-1723 Bedienungsanleitung Seite 55