Table of Contents
Advertisement
AS-i master specification. The AS-i slave response is returned as a parameter
echo in the response data.
byte
1
2
3
4
byte
1
2
3
Meaning of bit B:
B = 0 Single AS-i slave or A-slave
B = 1 B-slave
9.1.2.7
Read Parameter (READ_PI)
This call returns the current parameter value (actual parameter) of an AS-i slave
sent by the AS-i/CC-Link Gateway.
This value must not be confused with the parameter echo that is supplied by the
AS-i slave as a response to the write_parameter job.
byte
1
2
3
byte
1
2
3
Meaning of bit B:
B = 0 Single AS-i slave or A-slave
B = 1 B-slave
Subject to reasonable modifications due to technical advances.
Pepperl+Fuchs Group · Tel.: Germany (6 21) 7 76-0 · USA (3 30) 4 25 35 55 · Singapore 7 79 90 91 · Internet http://www.pepperl-fuchs.com
7
6
5
2
2
2
T
–
–
B
–
7
6
5
2
2
2
T
–
7
6
5
2
2
2
T
–
–
B
7
6
5
2
2
2
T
–
AS-i/CC-Link Gateway
Request
4
3
2
2
02
16
circuit
slave address
Response
4
3
2
2
02
16
result
slave response
Request
4
3
2
2
03
16
circuit
slave address
Response
4
3
2
2
03
16
result
Copyright Pepperl+Fuchs, Printed in Germany
Mailbox
2
1
0
2
2
2
parameter
2
1
0
2
2
2
2
1
0
2
2
2
2
1
0
2
2
2
PI
37
Advertisement
Table of Contents
