Справочник Пользователя для Casio LK-205
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RJC is sent to terminate the session in case ACK cannot be recognized.
The session can be canceled for any reason by sending an RJC. RJC can be sent by the sending device or the receiving
device. The bulk dump session is terminated immediately upon receipt of an RJC.
device. The bulk dump session is terminated immediately upon receipt of an RJC.
BSY is returned to the external device when OBS, OBR, HBS, or HBR is sent while the Instrument mode is not suitable
to perform bulk dump, etc. After BSY is received, the external device should wait until the Instrument enters a mode in
which the session is enabled.
to perform bulk dump, etc. After BSY is received, the external device should wait until the Instrument enters a mode in
which the session is enabled.
Data Receiver
Data Sender
Operation
HBR →
Send Request (Optional)
← HBS
Data Send
:
(Fixed amount of time elapses)
RJC ←
Timeout error
Data Receiver
Data Sender
Operation
HBR →
Send Request (Optional)
← HBS
Data Send
ACK →
Acknowledge
← HBS
Data Send
:
:
:
(Terminate operation)
RJC →
Data Receive Canceled
Data Receiver
Data Sender
Operation
HBR →
Send Request (Optional)
ACK →
Acknowledge
← HBS
Data Send
ACK →
Acknowledge
← HBS
Data Send
:
:
:
(Terminate operation)
← RJC
Data Send Canceled
Data Receiver
Data Sender
Operation
OBR →
Send Request
← BSY
Send Rejected