13
acquired with the dynamic IP method or when it is in a more complicated
network environment and the IP is difficult to acquire. Please refer to Chapter 8
for detailed operation contents.
Chapter 2 PLC and CBEH Communication Interfaces
The communication interface between the PLC module and the CBEH
communication module is via the CPU registers D3950~D3999. The functions for
each register in this area are described as follows:
Active Call Back
Register
Description
D3950
(CPU written
*1
)
Active call back and initialization setting command code
Setting value
Function
0x3359
Execute active call back, value zero must be
entered when terminating connection.
0x3450
Reset CBEH module. When the local machine’s
internet parameter is changed, it can reset
without powering off; will be changed to zero
after the command is executed.
0x3451
Resets the CBEH module to factory settings.
Will be changed to zero after the command is
executed.
D3951
Call Status
Content value
Status
0
Standby
1
Connecting
2
Connected
5
Connection failed
6
Connection denied
7
Verifying
8
Connection terminated
Internet Clock Synchronization
Register
Description
D3952
(CPU written
*1
)
daylight time
Set whether to use daylight saving time now
0 – Standard time
1 – Daylight saving time
D3953
N
TP
Cale
n
d
ar
Second
Second, time value data range 0~59
D3954
Minute
Minute, time value data range 0~59
D3955
Hour
Hour, time value data range 0~23
D3956
Day
Day, time value data range 1~31
D3957
Month
Month, time value data range 1~12
D3958
Year
Year, time value data range 0~99
D3959
Week Day
Week, time value data range 0~6
D3960
Update Flag
Update flag. NTP Calendar updates once every
ten minutes; the flag value increases by 1 after
every update. Synchronization time can be
determined by detecting the changes of this flag.
Note
*1
: The values in this table is written by the CPU. For register ranges D3978~D3989 and
D3991~D3999, only D3990 is written by the CPU during 0x4951, all others are written by the CBEH.
Содержание CBEH
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