2.
CC-Link communication specifications
4-18
4. TNU functions
TNU
[Table (1)]
Bit
Name
Set value
Signal
b0
Alarm reset
1 = Alarm reset
Edge
b1
Alarm history reset
1 = Alarm history reset
Edge
b2
Remote MANUAL
0=AUTO, 1=MANU
Level
b3 to b9
Reserved
Access invalid
-
b10
Broadcast
1 = Broadcast
Edge
b11
DVC switch
0 = IO mode, 1 = DVC mode
Level
b12
TNU parameter switch
0 = Driver Controller,1 = TNU
Level
b13
Reserved
Access prohibited
-
b14
Command transmission
switch
1 = Command transmission
Edge
b15
Lower-level
communication
authorization switch
0 = Lower-level communication
prohibited, 1 = Lower-level
communication authorized
Level
[Table (2)]
Bit
Name
Set value
Signal
b0
ID0 DVC: write
0 = Invalid, 1 = Valid
Edge
b1
ID1 DVC: write
0 = Invalid, 1 = Valid
Edge
...
...
-
b14
IDE DVC: write
0 = Invalid, 1 = Valid
Edge
b15
IDF DVC: write
0 = Invalid, 1 = Valid
Edge
[Table (3)]
Bit
Name
Set value
Signal
b0 to b7
Command No.
Enter 0x1F (program readout)
0x24 (parameter readout)
Level
b8 to b11
Driver controller ID
Enter the driver controller ID
from which data should be read
Level
b12 to b15
Reserved
Access invalid
-
[Table (4)]
Bit
Name
Set value
Signal
b0 to b15
Program No. /
Parameter No.
Enter the Program No. parameter
from which data should be read
Level
[Table (5)]
Bit
Name
Set value
Signal
b0
ID0 (DVC switch)
0 = IO mode, 1 = DVC mode
Level
b1
ID1 (DVC switch)
0 = IO mode, 1 = DVC mode
Level
...
...
...
-
b14
IDE (DVC switch)
0 = IO mode, 1 = DVC mode
Level
b15
IDF (DVC switch)
0 = IO mode, 1 = DVC mode
Level
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