Hardware handshaking (continued) – Symbol Technologies DS6708 User Manual

Page 100

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7 - 12 DS6708 Digital Scanner Product Reference Guide

Hardware Handshaking (continued)

None: Scan the bar code below if no Hardware Handshaking is desired.

Standard RTS/CTS: Scan the bar code below to select Standard RTS/CTS Hardware Handshaking.

RTS/CTS Option 1: When RTS/CTS Option 1 is selected, the digital scanner asserts RTS before
transmitting and ignores the state of CTS. The digital scanner de-asserts RTS when the transmission is
complete.

RTS/CTS Option 2: When Option 2 is selected, RTS is always high or low (user-programmed logic
level). However, the digital scanner waits for CTS to be asserted before transmitting data. If CTS is not
asserted within Host Serial Response Time-out (default), the digital scanner issues an error indication
and discards the data.

RTS/CTS Option 3: When Option 3 is selected, the digital scanner asserts RTS prior to any data
transmission, regardless of the state of CTS. The digital scanner waits up to Host Serial Response
Time-out (default) for CTS to be asserted. If CTS is not asserted during this time, the digital scanner
issues an error indication and discards the data. The digital scanner de-asserts RTS when transmission
is complete.

*

None

Standard RTS/CTS

RTS/CTS Option 1

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