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Campbell Scientific SDM-SIO4 4-Channel Serial I/O Interface User Manual

Page 58

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Section 5. Programming the Datalogger

5-26

;set up string filter

3: SDM-SIO4 (P113)

1:

1

Reps

2:

0

Address

3:

1

Send/Receive Port 1

4:

2054

Command

5:

9200

1st Parameters

6:

0

2nd Parameters

7:

0

Values per Rep

8:

0

Loc [ _________ ]

9:

1.0

Mult

10: 0.0

Offset

;delay required by filter setup command

4: Excitation with Delay (P22)

1:

1

Ex Channel

2:

0

Delay W/Ex (units = 0.01 sec)

3:

1

Delay After Ex (units = 0.01 sec)

4:

0

mV Excitation

;set flag one high so the filter set-up is only done once

5: Do (P86)

1:

11

Set Flag 1 High

;end of IF

6: End (P95)

*Table 2 Program

02: 0.0000

Execution Interval (seconds)

*Table 3 Subroutines

;interrupt routine for control port 8

1: Beginning of Subroutine (P85)

1:

98Subroutine 98

;get voltages into locations 3 and 4