Measurement-computing CB-7080 Manual de usuario descargar pdf (Pagina 34)

CB-7080 & CB-7080D Counter/Timer User's Guide $AA1L(data)

2-16

$AA1L(data)

Description: Set the low trigger level of non-isolated input. Refer to "Programmable threshold voltage

setting" for more information.

Syntax: $AA1L(data)[chk](cr)

$ A delimiter character

AA 2-character HEX module address, from 00 to FF

(data) 2-character decimal value for low trigger level. The unit is 0.1V and the

range can be from 0.0 to 5.0V

[chk] 2-character checksum. If checksum is disabled, no [chk].

(cr) 0x0D

Response:

Valid response !AA[chk](cr)

Invalid response ?AA[chk](cr)

no response Syntax error, communication error or address error

! A delimiter character indicating a valid response

? A delimiter character indicating an invalid response

AA 2-character HEX module address

[chk] 2-character checksum. If checksum is disabled, no [chk].

(cr) 0x0D

Examples:

Low trigger level=0.8 volt:

command: $011L08(cr)

response: !01(cr)

Low trigger level=1.0 volt:

command: $021L10(cr)

response: !02(cr)

Note:

The default value for the low trigger level is 0.8V.

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Measurement-computing CB-7080 Manual de usuario Pagina 34