C9513init.vi – Measurement Computing UL for NI LabVIEW User Manual

Page 59

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Universal Library Virtual Instruments (VIs)

Counter VIs

C9513Init.VI

Initializes all of the chip level features of a 9513 counter chip.

Summary:

Inputs:

BoardNum

[U32] - The board number assigned when installed with InstaCal. Can

be 0 to 100.

ChipNum

[U32] - Specifies which 9513 chip is to be initialized.

FoutDivider

[U32]

- F-Out divider (0-15)

FoutSource

[U32] - Specifies source of the signal for F-Out signal.

Compare1

[TF] - ENABLED or DISABLED

Compare2

[TF]- ENABLED or DISABLED

TimeOfDay

[U32] - DISABLED (0) or 1-3

Output:

ErrCode

[U32] - Error code. See ErrMsg.VI

Arguments:

BoardNum

The board number associated with a board when it was installed with InstaCal. The

specified board must have a 9513 counter.

ChipNum

Specifies which 9513 chip is to be initialized. For a CTR05 board, this should be

set to 1. For a CTR10 board, it should be either 1 or 2. For a CTR20, it should be 1
to 4.

Refer to board-specific information contained in the Universal Library User's

Guide (available on our web site at

www.mccdaq.com/PDFmanuals/sm-ul-user-

guide.pdf

).

FoutDivider

Corresponds to 9513 description in Counter Mode Register Description

0 Divide

by

16

1 Divide

by

1

2 ... 15 Divide by the number 2 ... 15

FoutSource

Corresponds to 9513 description in Counter Mode Register Description

TCPREVCTR

TCN - 1 (Terminal count of previous counter)

CTRINPUT1

SRC 1 (Counter Input 1)

CTRINPUT2

SRC 2 (Counter Input 2)

CTRINPUT3

SRC 3 (Counter Input 3)

CTRINPUT4

SRC 4 (Counter Input 4)

CTRINPUT5

SRC 5 (Counter Input 5)

GATE1

GATE

1

GATE2

GATE

2

GATE3

GATE 3

GATE4

GATE

4

GATE5

GATE

5

FREQ1

F1

FREQ2

F2

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