Micromod MOD: 1800P - MOD 30ML Identity Module (Version 2) System, I/O and Communications Functions User Manual

Page 127

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Logic Functions - Book 1

DIGITAL INPUT MODULE BLOCK (DIM)

5-7

05

I/O Mismatch (MODMMS) ..................................................................................................CWR
The I/O mismatch diagnostic compares each slot configured for a digital input module against
the contents of the slot during a power-up or database download. If the slot contains an
intelligent module (analog input, analog output, ICN, MSC or RIO), this diagnostic is
generated.

NOTE:

This diagnostic cannot distinguish between an empty slot and a digital I/O
module or between different types of digital I/O modules.

SUPPRESS

1

Diagnostic error is suppressed. Acknowledgement status remains
clear. Even though the I/O mismatch diagnostic is suppressed, the
actual I/O mismatch condition is still determined (see Attribute 08,
MODMM).

ENABLE

0

Diagnostic error is not suppressed and errors are reported to the
System Event block. The error message is reported as I/O
MISMATCH.

06

Unacked I/O Mismatch (MODMMU)................................................................................. – WR
If the I/O mismatch diagnostic error is enabled, the unacknowledged I/O mismatch diagnostic
status indicates if the diagnostic is or is not acknowledged. The status can be acknowledged
or read as follows.

YES

1

Diagnostic error is unacknowledged.

NO

0

Diagnostic error is acknowledged.

07

Active I/O Mismatch (MODMMA) ......................................................................................– – R
If the I/O mismatch diagnostic error is enabled, the active I/O mismatch diagnostic status
indicates if the error is active. The status can be read as follows.

YES

1

Diagnostic error is active.

NO

0

Diagnostic error is not active.

08

I/O Module Mismatch (MODMM).......................................................................................– – R
Even though the I/O mismatch diagnostic may be suppressed and its value not stored with the
active I/O mismatch attribute, the actual I/O mismatch condition can still be determined by this
attribute (value is unsuppressed). This attribute is used to determine if there is an I/O
mismatch when changing the I/O mismatch diagnostic from suppressed to enabled.

YES

1

Diagnostic error is active.

NO

0

Diagnostic error is not active.

09

Board Number (BOARD) ...................................................................................................– – R
This is the board number that the physical module is configured for. Currently, the only valid
value is 1.

10

Slot Number (SLOT) ..........................................................................................................– – R
This is the slot number that the physical module is configured for. Valid values are 1 to 32.

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