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Icn communication block events, 4 icn communication block events – Micromod MOD: 1800P - MOD 30ML Identity Module (Version 2) System, I/O and Communications Functions User Manual

Page 98

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Logic Functions - Book 1

LOOP BLOCK

4-16

4.2.3

Typical Block Connections for ICN Communication Block

Typical softwiring block structures used on softwiring diagrams are shown in Figure 4-5.

LOAD

FG

ICN1

ICN Load

FGLISTIN

Operator indication of
Condition selected list
and ICN load

Special configuration connection.

INPUT99

LISTOUT

INPUT1

CL10

Operator writeable attribute.

Figure 4-5. ICN Communication Block, Typical Connections

4.2.4

ICN Communication Block Events

The event codes (and their suggested text messages) for the ICN communication block are
given below. See the referenced data base attributes (in brackets) for additional information.
See the system event block for event transition information.

4

MODULE MISMATCH (5)

5

ACCESS TIMEOUT (8)

6

RESTART FAILURE (10)

7

INVALID MESSAGE (12)

8

MESSAGE DATA INVALID (14)

9

FRAMING ERROR (16)

10

NOISE ERROR (18)

11

OVERRUN ERROR (20)

12

INVALID MESSAGE SIZE (22)

13

EXCESS MESSAGES RECEIVED (24)

14

EXCESS MESSAGES TO TRANSMIT (26)

15

UNEXPECTED COMM MESSAGE RECEIVED (28)

16

COMMUNICATION OVERLOAD (30)

17

EXCESS MESSAGES FOR TASK (32)