Advantech RS-100-RT Manual de usuario descargar pdf (Pagina 281)

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Chapter 4 Command Set 4-197

4080, 4080D

Chapter 4

$AA1H

Name: Read Non-isolated High Trigger Level.

Description: Read the high trigger level for non-isolated input signals of a

specified counter/frequency module.

Syntax: $AA1H(cr)

$ is a delimiter character.

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

address of counter/frequency module that you want to interro-

gate.

1H identifies the Read Non-isolated High Trigger Level

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

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

?AA(cr) if an invalid operation was entered.

There is no response if the module detects a syntax error or

communication error or if the specified address does not exists.

! is a delimiter character indicating the command was valid.

? is a delimiter character indicating the command was invalid.

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

address of a counter/frequency module.

(data) is the high trigger level of non-isolated input signals

The unit and resolution are both 0.1 V (voltage). The format is

a two digit integer that can range from 1 to 50 ( i.e. 0.1 V to 5

V ).

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

Example: command: $131H(cr)

response: !1330(cr)

The command requests the counter/frequency module at

address 13 to read its non-isolated high trigger level. The

addressed module replies that the high trigger level is 3 V.

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