Pepperl+Fuchs VBG-PB-K25 - Page 88

AS-Interface
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
86
4. Write permanent parameter (power on parameter) to master
Example as above:16-bit module at address 4 with PP = 07
hex
No result because toggle bit = 0
Setting the toggle bit:
The permanent parameter for the 16-bit module is written.
This command must be repeated for all 31 A-slaves and all 31 B-slaves. If you
don't connect a slave to an address, write the default value to the master (F
hex
) as
a permanent parameter.
Request: SET_PP
Byte 1 43
hex
(SET_PP)
Byte 2 00
hex
(T = 0, master 1, single master)
Byte 3 04
hex
(slave address to write to master)
Byte 4 07
hex
(PP to write (use low nibble))
Byte 5 00
hex
(LDS byte 1)
… …
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_PP
Byte 1 43
hex
(SET_PP)
Byte 2 80
hex
(T = 0, master 1, single master)
Byte 3 04
hex
(slave address to write to master)
Byte 4 07
hex
(PP to write (use low nibble)
Byte 5 00
hex
… …
Byte 12 00
hex
Response
Byte 1 43
hex
Byte 2 80
hex
(T = 1, Result = 0)
Byte 3 00
hex
… …
Byte 12 00
hex