Delta AS Series Programming Manual page 981

AS Ser ies Pro gra mm in g M anu al
5. S is the length of written data with the unit of byte.
7
6. S is the starting address of the devices where written data are stored in the order from low bit to high bit.
8
7. S is the communication timeout time. The range of the setting value is 1~100 and the unit is 0.1s (second).
9
8. S is the number of retransmission times and the range is 0~3. When the communication timeout occurs, the
10
communication will be transmitted again.
9. D displays the read or write error code.
3
Code 1 (High Byte)
XX
20
20
20
16
10. D is the read data length with the unit of byte.
4
11. D is the starting address of the devices where read data are stored in the order from low bit to high bit.
5
_6
12. D is the communication completion flag and D
1
and sequence diagram.
 The DNETRW instruction is enabled for the first time and the command will be sent out immediately if the
instruction is not be occupied by other DeviceNet communication.
 The command is being sent.
 The data sending is completed and the completion flag or error flag changes to On according to the response.
 The next message is ready to be sent out. The next command is sent out right after the completion flag or error
flag is cleared.
 The command sending is completed and the DNETRW instruction is disabled.
6 - 7 0 2
Error code
Code 2 (Low Byte)
FF
01
02
03
00
is the error flag. See the detailed communication sending procedure
2
Description
Not conform with DeviceNet standard
The target slave does not exist.
Making the connection with the slave failed.
Sending the explicit message failed.
Communication timeout