A-11
Serial Interface Specification
Figure A-4. Host Interrupting Decoder’s Transmission
TXD
(Host RXD)
RXD
(Host TXD)
RTS
(Host CTS)
CTS
(Host RTS)
1
2
3
4
5
6
1. Decoder starts to transmit
2. Host asserts RTS causing transmission pause
3. Decoder grants permission for host to send
4. Host removes request without sending
5. Decoder removes permission
6. Decoder resumes transmission
7. Host requests permission to send ACK
8. Decoder grants permission
9. Host sends ACK
10. Host removes request when finished sending
11. Decoder removes permission
7
8
9
10
11
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: ......