Advantech Data Acquisition Modules ADAM 4000 Instrukcja Użytkownika Pobierz pdf (Strona 257)

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101

Digital I/O and Relay Output

Counter/Frequency Command Set

ADAM 4000 Series User’s Manual

$AAX2

Name Read Safety Flag command

Description Requests the Safety Flag of the addressed digital I/O module

to see whether the safety value has been executed since Write

Safety Value command was set.

Syntax $AAX2(cr)

$ is a delimiter character.

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

address that you will access to.

X2 is the Read Safety Flag command.

Response !XX (cr) if the command is valid.

XX is two-hexadecimal character – (00: OFF, 01: ON)

?AA(cr) if an invalid command has been issued.

! is a delimiter character which indicates a valid command.

? is a delimiter character which indicates an invalid

command.

(cr) is the terminating character, carriage return (ODh).

4055, 4056S, 4056SO,

4060, 4068, 4069

1 2 ... 252 253 254 255 256 257 258 259 260 261 262 ... 428 429

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