Denso BHT-6000 - Manual (Page 108)

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Chapter 3. Communications Operations of BHT-6000
■ Abnormal termination of phase 1 (Abort of phase 1)
If the sending station receives no ACK from the receiving station after sending an
ENQ 10 times in succession, it sends an EOT to the receiving station after three
seconds from the 10th ENQ to terminate the message transmission abnormally.
3 seconds
3 seconds
3 seconds
ENQ(1)
ENQ(2)
ENQ(3)
ENQ(10)
EOT
Sending
station Receiving
station
Abnormal
termination
The receiving station's default timeout is 30 seconds. You may modify the
timeout length on the SET LINKUP TIME screen in System Mode (p. 51) or by
using the XFILE statement (refer to the "BHT-BASIC 3.0 Programmer’s
Manual").
TIP