Instructions

Table Of Contents
xii DS36X8 Digital Scanner Product Reference Guide
Chapter 8: USB Interface
Introduction .................................................................................................................................... 8-1
Connecting a USB Interface .......................................................................................................... 8-1
Connecting DS3678 to USB Interface ...................................................................................... 8-2
Connecting DS3608 to USB Interface ...................................................................................... 8-3
USB Parameter Defaults ................................................................................................................ 8-4
USB Host Parameter ..................................................................................................................... 8-5
USB Device Type ..................................................................................................................... 8-5
Symbol Native API (SNAPI) Status Handshaking .................................................................... 8-8
USB Keystroke Delay ............................................................................................................... 8-9
USB CAPS Lock Override ........................................................................................................ 8-9
USB Ignore Unknown Characters .......................................................................................... 8-10
USB Convert Unknown to Code 39 ........................................................................................ 8-10
Emulate Keypad ..................................................................................................................... 8-11
Emulate Keypad with Leading Zero ....................................................................................... 8-11
Quick Keypad Emulation ........................................................................................................ 8-12
USB Keyboard FN 1 Substitution ........................................................................................... 8-12
Function Key Mapping ........................................................................................................... 8-13
Simulated Caps Lock ............................................................................................................. 8-13
Convert Case ......................................................................................................................... 8-14
USB Static CDC ..................................................................................................................... 8-15
Optional USB Parameters ............................................................................................................ 8-16
Ignore Beep ............................................................................................................................ 8-16
Ignore Bar Code Configuration .............................................................................................. 8-16
USB Polling Interval ............................................................................................................... 8-17
USB Fast HID ......................................................................................................................... 8-19
IBM Specification Version ...................................................................................................... 8-19
ASCII Character Set for USB ....................................................................................................... 8-20
Chapter 9: SSI Interface
Introduction .................................................................................................................................... 9-1
Communications ............................................................................................................................ 9-1
SSI Transactions ............................................................................................................................ 9-3
General Data Transactions ...................................................................................................... 9-3
Transfer of Decode Data .......................................................................................................... 9-4
Communication Summary .............................................................................................................. 9-5
RTS/CTS Lines ........................................................................................................................ 9-5
ACK/NAK Option ...................................................................................................................... 9-5
Number of Data Bits ................................................................................................................. 9-5
Serial Response Time-out ........................................................................................................ 9-6
Retries ...................................................................................................................................... 9-6
Baud Rate, Stop Bits, Parity, Response Time-out, ACK/NAK Handshake .............................. 9-6
Errors ....................................................................................................................................... 9-6
Things to Remember When Using SSI Communication ................................................................ 9-6
Using Time Delay to Low Power Mode with SSI ............................................................................ 9-7
Encapsulation of RSM Commands/Responses over SSI .............................................................. 9-8
Command Structure ................................................................................................................. 9-8
Response Structure ................................................................................................................. 9-8
Example Transaction ............................................................................................................... 9-9
Simple Serial Interface Default Parameters ................................................................................. 9-10