Pepperl+Fuchs VBG-PB-K25 - Page 87

AS-i/PROFIBUS Gateway
Command Interface
Subject to reasonable modifications due to technical advances. Copyright Pepperl+Fuchs, Printed in Germany
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
Issue date - 21.12.2005
85
Example above: 16-bit module at address 4 ⇒ Set bit 4/byte 0:
No result because toggle bit = 0.
Setting the toggle bit:
The new list of protected slaves (LPS) is written.
Request: SET_LPS
Byte 1 29
hex
(SET_LPS)
Byte 2 00
hex
(T = 0, master 1, single master)
Byte 3 00
hex
Byte 4 10
hex
(LDS byte 0)
Byte 5 00
hex
(LDS byte 1)
… …
Byte 11 00
hex
(LDS byte 7)
Byte 12 00
hex
Response
Byte 1 00
hex
(or old values)
Byte 2 00
hex
(or old values)
… …
Byte 12 00
hex
(or old values)
Request: SET_LPS
Byte 1 29
hex
Byte 2 80
hex
(T = 1, master 1, single master)
Byte 3 00
hex
Byte 4 10
hex
(LDS byte 0)
Byte 5 00
hex
(LDS byte 1)
… …
Byte 11 00
hex
(LDS byte 7)
Byte 12 00
hex
Response
Byte 1 29
hex
Byte 2 80
hex
(T = 1, result = 0)
Byte 3 00
hex
(or old values)
… …
Byte 12 00
hex
(or old values)