beautypg.com

Advantech Data Acquisition Modules ADAM 4000 User Manual

Page 188

background image




5-42

ADAM 4000 Series User’s Manual

4018M

@AARNNNN

Name

Read Record Content command

Description

Request the content of record NNNN stored in the analog
input data logger at address AA.

Syntax

@AARNNNN (cr)

@

is a delimiter character.

AA

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

address of an analog input data logger.

R

identifies the Read Record Content command.

NNNN

represents the 4-character hexadecimal number of

stored record index. Its value is from 0 to (total record
number - 1).

(cr)

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

NOTE:
NNNN is from 0 to 9470 for Standard Mode.
NNNN is from 0 to 4599 for Event Mode.
NNNN is from 0 to 7299 for Mixed Mode. (0-4999 are
data records, 5000-7299 are event records)

Response

!AACDHHHH(cr)

if the returned data are data records.

!AACDHHHHTTTTTTTT(cr)

if the returned data are

event records.

!

is a delimiter character indicating a valid command was

received.

AA

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

address of an analog input module.

C

represents the channel index. Its value is from 0 to 7.

D

represents the 4-bit binary number. Bit 0 represents the

sign of the number HHHH. ‘0’ means positive. ‘1’ means
negative. Bits 1~3 represents the decimal point of the
number HHHH.