Jetter JC-120MC, User Manual

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246 Jetter AG
10 Programming
There are several registers available which go with all subscriptions.
Register Name Description
250000
Status Status register
250001 Command Command register
250002
ID in case of
error
Displays the ID of the subscription, in which an
error has occurred.
250003
Amount Total amount of subscriptions
250004
CRC 16-bit CRC (
C
yclic
R
edundancy
C
ode) of the
subscriber configuration file
Status registers of all subscriptions
From MR 250000, you can read the collective status of all subscriptions. In
case of an error, you first read out the ID of the subscription, in which an error
has occurred.
Meaning of the individual bits
Bit 0
Error in CRC computing of the configuration file
0 = No error has occurred.
1 = For CRC computing, the configuration file does not exist. For this
reason, CRC computing has not taken place.
Bit 1 Error in connection with a subscription
1 = An error has occurred in a subscription.
At the moment, this is only a timeout error.
Bit 7 Subscription is functioning.
0 = If a subscription fails, bit 7 is reset.
1 = The subscriptions are functioning.
Module register properties
Type of access Read
Registers for
administration of all
subscriptions
Subscriber status