Advantech Data Acquisition Modules ADAM 4000 Manual de usuario descargar pdf (Pagina 298)

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Chapter 7

ADAM 4000 Series User’s Manual

@AAGN

Name Read Initial Count Value of Counter 0 or 1 command

Description Read the initial count value of counter 0 or 1 of the

specified counter module at address AA.

Syntax @AAGN(data)(cr)

@ is a delimiter character.

AA (range 00-FF) represents the 2-character hexadecimal

address of the module.

GN is the Read Initial Count Value for Counter 0 or 1

command.

N = 0 represents counter 0

N = 1 represents counter 1

(cr) is the terminating character, carriage return (0Dh).

Response !AA(data)(cr) if the command is valid.

There is no response if the module detects a syntax or

communication error, or even if the specified address does

not exist.

! is a delimiter character which indicates a valid command.

AA (range 00-FF) represents the 2-character hexadecimal

address of the module.

(data) is the initial count value which must consist of eight

hexadecimal digits.

(cr) is the terminating character, carriage return (0Dh).

Example command: @12G0(cr)

response: !12000000FF(cr)

The command instructs the module at address 12h to return

the initial value of counter 0. The module replies that

initial count value of counter 0 is 000000FF.

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