RS-232

Hardware Handshaking — cont.

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

*None

Standard RTS/CTS

RTS/CTS Option 1

RTS/CTS Option 2

RTS/CTS Option 3

42

QuickScan® L

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Image 48
Datalogic Scanning QD 2300 manual None Standard RTS/CTS RTS/CTS Option