Code 39
Product Reference Guide
119
Clear Transmission Buffer
To clear the transmission buffer, scan the Clear Buffer bar code below, which contains
only a start character, a dash (minus), and a stop character.
- The scanner issues a short high/low/high beep.
- The scanner erases the transmission buffer.
- No transmission occurs.
Transmit Buffer
There are two methods to transmit the Code 39 buffer.
1. Scan the Transmit Buffer bar code below which contains only a start character, a plus (+),
and a stop character.
- The scanner transmits and clears the buffer.
- The scanner issues a low/high beep.
2. Scan a Code 39 bar code with a leading character other than a space.
- The scanner appends new decode data to buffered data.
- The scanner transmits and clears the buffer.
- The scanner signals that the buffer was transmitted with a low/high beep.
- Scanner transmits and clears the buffer.
NOTE
Because the Clear Buffer contains only the dash (minus) character, set the
Code 39 length to include length 1 before scanning this bar code.
Clear Buffer
NOTE
Because the Transmit Buffer contains only a plus (+) character, set the Code
39 length to include length 1 before scanning this bar code.
Transmit Buffer
Summary of Contents for QuickScan L QD 2300
Page 1: ...QuickScan L QD 2300 Bar Code Scanner Product Reference Guide...
Page 10: ...Introduction 4 QuickScan L NOTES...
Page 14: ...Getting Started 8 QuickScan L NOTES...
Page 24: ...Problem Isolation 18 QuickScan L NOTES...
Page 50: ...RS 232 44 QuickScan L Software Handshaking cont None ACK NAK ENQ ACK NAK with ENQ XON XOFF...
Page 60: ...RS 232 54 QuickScan L NOTES...
Page 80: ...Keyboard Wedge Interface 74 QuickScan L NOTES...
Page 100: ...USB Interface 94 QuickScan L NOTES...
Page 162: ...156 QuickScan L NOTES...
Page 184: ...178 QuickScan L NOTES...
Page 186: ...180 QuickScan L NOTES...
Page 190: ...184 QuickScan L...
Page 191: ......