214
• When the cancel request is performed before sending completion
(when "2" (Sending) is set in Protocol execution status (address: 54C0
H
) and the sending has not been
completed)
• When the cancel request is performed at sending completion
(when "2" (Sending) is set in Protocol execution status (address: 54C0
H
) and the sending has been
completed)
The E71 does not send a
send packet to the connected
device even when a receive
data or a protocol exists.
1: Cancel request 2: Cancel completed
Connection No.n
Protocol cancellation specification
(54D3
H (when the value of n is 1))
Cancel
E71
Connected device
ECPRTCL instruction
Completion device
Send packet
Send packet
Completion device + 1
The device turns on
upon abnormal end.
Waiting time
to send
t: TCP ULP timer
Packet sending in progress is
completed without interruption.
The E71 does not send a
send packet to the connected
device even when a receive
data or a protocol exists.
1: Cancellation
request
2: Cancel
completed
Connection No.n
Protocol cancellation specification
(54D3
H
(when the value of n is 1))
Cancel
E71
Connected device
ECPRTCL instruction
Completion device
Send packet
Send packet
Completion device + 1
The device
turns on upon
abnormal end.
Waiting time
to send
t: TCP ULP timer
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