Siemens 2D-TZ577 Instruction Manual page 25

Profibus dp-v0 slave interface for cr800-d series; cr750-d series; cr751-d series; crnd-700 series controller
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Table 3-9 A Listing of System State Variables Used to Verify Configuration
Variable name
Type
M_PBNUM
Integer 1 Number of station in
M_PBFNUM
Integer 1 Station number
M_PBSYNM
Integer 1 SYNC mode signal
M_PBFRZM
Integer 1 FREEZE mode
For information about MELF-BASIC V commands and state variables other than those listed above, refer to the
"Instruction Manual - Detailed Description of Functions and Operation" which is separately issued.
Designation
Number of station which is currently in action
action
Number of station which is stored in flash ROM
settings in flash
ROM
(a) Takes on the value "1" when 2D-TZ577
(b) Takes on the value "0" when SYNC mode
(c) Takes on the value "0" when
(a) Takes on the value "1" when 2D-TZ577
signal
(b) Takes on the value "0" when FREEZE
(d) Takes on the value "0" when
3 Features and Specification of 2D-TZ577 Card
Function
Card goes into SYNC mode in response to
SYNC request from Master Station.
terminates due to UNSYNC request from
Master Station/stopping of
communications/reset.
communications with Master Station are
stopped with "1" being an existing value
and communication timeout error occurs.
However, if communication WDT setting in
Master Station-side parameter is disabled,
the value "0" is not taken on because
communication timeout error does not
occur (output data is retained).
Card goes into FREEZE mode in response
to FREEZE request from Master Station.
mode terminates due to UNFREEZE
request from Master Station/stopping of
communications/reset.
communications with Master Station are
stopped with "1" being an existing value
and communication timeout error occurs.
However, if communication WDT setting in
Master Station-side parameter is disabled,
the value "0" is not taken on because
communication timeout error does not
occur (output data is retained).
Specification Relative to Robot Language 3- 15
Read/write
Read
Read
Read
Read

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