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Status display/control register assignments
Bit
Type
number
0
Error flag
1
Parameter setting error flag
2
Communication port
opening error flag
3
Cyclic communication
error flag
4
Reserved for future use
5
Reserved for future use
6
Communication port
closing flag
7
Reserved for future use
8
Reserved for future use
9
Reserved for future use
A
Reserved for future use
B
Reserved for future use
C
Reserved for future use
D
Reserved for future use
E
Reserved for future use
F
Cyclic communication stop
flag
(*1) This bit is set to "1" when one of bits 1 through 3 is set to "1" and "0" when all of them are set
to "0."
(*2) This bit is set to "1" when a communication parameter error is detected. Note the BD000
register error code and take an appropriate remedial action as suggested in "7.3.3
Communication error codes."
(*3) This bit is set to "1" when an error occurs in opening the SV.LINK internal communication
port. The bit is reset (= "0") when error recovery is achieved. Note the BD000 register error
code and take an appropriate remedial action as suggested in "7.3.3 Communication error
codes."
(*4) This bit is set to "1" when an error occurs during communication. The bit is reset (= "0")
when error recovery is achieved. Note the BD000 register error code and take an appropriate
remedial action as suggested in "7.3.3 Communication error codes."
(*5) This bit is set to "1" if an error occurs in closing the SV.LINK internal communication port.
The bit is reset (= "0") when error recovery is achieved. Note the BD000 register error code
and take an appropriate remedial action as suggested in "7.3.3 Communication error codes."
Area name
Area description
Set when an error occurs. (If any one
is ON, this flag is turned on.)
Set when an error occurs.
Set when an error occurs.
Set when an error occurs.
Set when an error occurs.
When the flag value is "1," the
communications stop. (The value "0"
should normally be used. Change the
value when stopping the
communications for facility adjustment
or like purposes.)
5-7
5 PROGRAMMING
Remarks
(*1)
(*2)
(*3)
(*4)
(*5)
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