7.1 T2N Special Relays and Registers
The Ethernet Port status information is reflected in the T2N special relays and special registers.
a.
Special relays (the renewing cycle of 100 ms)
Special relay
S000B
b.
Special registers
T2N read out the internal station status of Ethernet Port and copy the SW register (the
renewing cycle of 100 ms).
c.
Station status format
F
E
DOWN
STBY
INZ
Bit F: DOWN (down)...........................................1: Down mode, 0: Other than down mode
Bit E: INZ (initialization) .....................................1: Initialization in progress
Bit D: STBY (standby).........................................1: Standby mode
Bit C: RUN (run)..................................................1: Run mode, 0: Other than run mode
Bit 5: MTEN (Message transmission) ..................1: Enabled, 0: Prohibited
Bit 4: STEN (socket interface transmission).........1: Enabled, 0: Prohibited
Bit 0: TEST (test) .................................................1: Test function execution in progress
Name
Function
Ethernet Port error
1: The installed Ethernet Port unit is down.
(warning)
0: Reset the system from a user program after resolving the
Special registers
SW063
D
C
B
A
9
8
RUN
123
(The T2N continues to operate.)
error in the down Ethernet Port.
Name
CH1 station status
7
6
5
4
3
2
MTEN
STEN
0: Initialization completed
0: Other than standby mode
6 F 3 B 0 3 6 2
1
0
TEST