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8 $aa4 – Measurement Computing CB-COM-7013 User Manual

Page 25

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CB-7013, CB-7033 User’s Manual

2.8 $AA4

Description: Read Synchronized Data
Note: This command is for CB-7013/13D only.
Syntax: $AA4[CHK](cr)
$

Delimiter character.

AA

Address of reading module (00 to FF).

4

Command for read synchronized data.

Response:

Valid Command:

>AAS(Data)[CHK](cr)

Invalid Command:

?AA[CHK](cr)

Syntax error or communication error may get no re-
sponse.

!

Delimiter for valid command.

?

Delimiter for invalid command.

AA

Address of response module (00 to FF).

S

Status of synchronized data, 1 = first read, 0 = been readed

(Data)

Synchronized data, format reference Sec.1.9.

Example:
Command: $014

Receive: ?01

Read address 01 synchronized data, return no data valid

Command: #**

No response

Perform synchronized sampling

Command: $014

Receive: >011+025.56

Read address 01 synchronized data, return status 1 and data.

Command: $014

Receive: >010+25.56

Read address 01 synchronized data, return status 0 and data.

Related Command:
Sec2.2

#**

.

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