A-15
Serial Interface Specification
Figure A-8. Error Condition: Host Sends 2 Valid BEEP
Commands Back to Back
TXD
(Host RXD)
RXD
(Host TXD)
RTS
(Host CTS)
CTS
(Host RTS)
1
2
3
4
5
6
1. Host requests permission to send
2. Decoder grants permission
3. Host sends 2 BEEP commands instead of 1
4. Host removes request
5. Decoder removes permission
6. Decoder ACKs first BEEP command
Summary of Contents for SE 923
Page 1: ...SE 923 Scan Engine Integration Guide...
Page 3: ...SE 923 Scan Engine Integration Guide 70 37052 01 Rev A February 1999...
Page 10: ...viii SE 923 Scan Engine Integration Guide...
Page 16: ...xiv SE 923 Scan Engine Integration Guide...
Page 22: ...1 6 SE 923 Scan Engine Integration Guide...
Page 29: ...2 7 Installation Figure 2 3 Exit Window Positioning CASE 1 CASE 2...
Page 52: ...4 8 SE 923 Scan Engine Integration Guide...
Page 135: ...5 83 Parameter Menus Prefix Suffix Values DATA FORMAT CANCEL...
Page 155: ...5 103 Parameter Menus Numeric Bar Codes cont d 4 5 6 7...
Page 196: ...6 40 SE 923 Scan Engine Integration Guide...
Page 232: ...Glossary 8 SE 923 Scan Engine Integration Guide...
Page 236: ...Index 4 SE 923 Scan Engine Integration Guide...
Page 238: ......