ICP DAS USA I-7521, User Manual

Page: 89 / 148

I-7521/I-7522/I-7522A/I-7523/I-7524/I-7527 User’s Manual,Ver2.5 Aug.2015
89
5.3.16 $AAZNV

Description :
This function reads/sets the onboard DO 1/2/3/4/5
$AAZN [chk](CrLf)

Reads onboard DO 1/2/3/4/5
$AAZNV [chk](CrLf)

Sets onboard DO 1/2/3/4/5

Syntax :
$AAZNV[chk](CrLf)
$
Delimiter character
AA 2-character module address in HEX format. The valid range is from
00 to FF
N 1

Writes DO1, 2

Writes DO2, 3

Writes DO3
4

Writes DO4, 5

Writes DO5
(I-7522A pin assignment refer to Sec.1.4)
V=0 Sets the DO to off,
V=1 Sets the DO to on
[chk] 2-character checksum. If the checksum is disabled

no [chk]
(CrLf) End Character

Response : valid command

!AAS[chk](CrLf)
invalid command

?AA[chk](CrLf)
no response

syntax error, communication error, or address error
! Delimiter character indicating a valid command
? Delimiter character indicating an invalid command
AA 2-character module address in HEX format
S=0 DO = off
S=1 DO = on
[chk] 2-character checksum. If the checksum is disabled

no [chk]
(CrLf) End Character

Example : (Assume the AA address value of the I-7521 module is 01)
command: $01Z10(CrLf)
response: !01(CrLf)
command: $01Z21(CrLf)
response: !01(CrLf)
command: $01Z3(CrLf)
response: !010(CrLf)
Do mapping table:
DO1 DO2 DO3 DO4 DO5
I-7521 Yes Yes Yes No No
I-7522 Yes No No No No
Set DO1=OFF
Set DO2=ON
Read DO3=OFF
For: I-7521/I-7522/I-7522A/I-7524/I-7527