Communication Format; Handshaking; Figure 9: Communication Format; Figure 9: No Handshaking - Opticon OPI 2201 Specification Manual

Communication Format

9.1.5.

Figure 9: Communication format

Handshaking

9.1.6.
Select handshaking options using the menu or command listed below.
Handshaking
No handshake
BUSY/READY
MODEM
ACK/NAK
ACK/NAK NO RESPONSE
a) No Handshaking
The scanner attempts the communication regardless of the state of the host
computer.
b) BUSY/READY
The scanner and the host computer notify each other of their state and
whether they can receive data with BUSY/READY through an RTS line. They
can communicate state to each other through a CTS line when connected as
in the following figure.
Menu/Command
P0
P1
P2
P3
P4
Figure 10: No handshaking

Figure 11: Busy/Ready communication

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Opticon
OPI 2201
Specifications Manual