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5-10
Section
Host Subcommands
91
Response code
00: Normal end
Refer to 5-12 List of Response Codes for other response codes.
5-8-2 RESET: XZ
This command resets the Controller in operation. There is no response returned
for this command. The Controller then waits for the next command.
Command Frame Structure
STX
Node No.
Command
code
XZ
ETX
BCC
1
2
2
1
1
After the Controller is reset, it only takes slightly more than 20 ms for the Control-
ler to be ready to receive the next command. After resetting the Controller, wait
for approximately 100 ms to issue the next command.
5-9
Host Command
5-9-1 TEST: TS
This command returns test messages sent from the host without changing any-
thing. The test command is used for communications tests between the host and
Controller.
Command Frame Structure
STX
Node No.
Command
code
TS
Test message
ETX BCC
1
2
2
1
1
Test message
The number of characters within a range between 0 and 256 can be used.
Response Frame Structure
STX
Node No.
Retry
Flag
ETX
BCC
Command
code TS
Response
code
Test message
1
2
2
1
1
1
2
Response code
00: Normal end
Refer to 5-12 List of Response Codes for other response codes.
Test message
Returns the test message sent with the command.
5-10 Host Subcommands
5-10-1 ACK: AK
The host sends ACK to the Controller when a response from the Controller is
normally received by the host. There is no response for ACK/NACK control. A
command error will result if the Controller receives this command while the Con-
troller is not awaiting ACK/NACK command.
Command Frame Structure
STX
Node No.
Command
code
AK
ETX
BCC
1
2
2
1
1
Precautions
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