Campbell Hausfeld Serial I/O Interface SDM-SIO4 User Manual

Page 51

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Section 5. Programming the Datalogger

5-21

x – this filter marks the start of the data set. In this case the data set is two floating
point numbers.

f – this filter searches for the first ASCII floating point number to convert.

f – this filter searches for the second ASCII floating point number to convert.

*Table 1 Program

01: 2 Execution Interval (seconds)

;do filter set-up only if flag one is clear.

1: If Flag/Port (P91)

1: 21 Do if Flag 1 is Low

2: 30 Then Do

;set up string filter.

2: 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 set-up command.

3: 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.

4: Do (P86)

1: 11 Set Flag 1 High

;end of IF.

5: End (P95)

;poll SDM-SIO4 to see if data is available.

6: SDM-SIO4 (P113)

1: 1 Reps

2: 0 Address

3: 1 Send/Receive Port 1

4: 1 Command

5: 0 1st Parameters

6: 0 2nd Parameters

7: 1 Values per Rep

8: 2 Loc [ poll ]

9: 1.0 Mult

10: 0.0 Offset

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