Integration Guide

Appendix D POS Interface File Descriptions PSS Transaction File
WaveWorks PSS, Integration Guide, 1.10 Page 172
© 2000, Symbol Technologies, Inc. February 1, 2000
D.1 PSS Transaction File
Filename File directory path specified in PSS System Settings. The file name defaults
to SCxxyyyy.IN, where ‘xx’ is the day of the month of this transaction as
specified in the transaction barcode on the dispenser ticket and ‘yyyy’ is the
four character transaction number stored in the transaction barcode on the
dispenser ticket (see transaction ticket barcode description in this integration
guide for details of format).
Source: PSS system
Description Contains the list of items scanned by the PSS shopper during a selfscan
shopping trip
Type ASCII Sequential
Record Length Fixed for each record type (length depends on expansion area configuration)
Number of Records Variable
This file consists of a transaction information and item information. The Standard Transaction Information
has details of the customer number, the selfscan transaction ‘barcode’, the number of items in the selfscan
transaction and whether the POS operator is to check (re-scan) the items. After the Transaction record are
the item records. Each item record represents one article from the customer selfscan transaction and
includes the item code, price and a number of implementation specific ‘flags’. The file is in ASCII format
with each record being terminated by a carriage return/line feed delimiting character pair.
Transaction Information (Header record)
Field Name Start
Offset
Length Comments
Record Type 0 2 Standard SCAN IN transaction information = 01
Customer
Number
2 20 Customer Loyalty Card Number (right justified, zero filled on left)
Transaction
‘Barcode’
22 24 This field is used to link the self scan transaction receipt barcode to the
self scan transaction. (right justified, zero filled on left)
Date & Time 46 14 Date and time of self scan transaction in format
DDMMYYYYHHMMSS.
Number Of
Items
60 4 The number of articles in the self scan transaction (right justified, zero
filled on left).
Check Indicator 64 1 Flag to indicate if the POS operator is to check (re-scan) the selfscan
transaction items.
“N” = Don’t check (Quick Pay)
“Y” = Check (RESCAN)
“S” = Pre-scan (Queue Buster)
PSS Expansion
Area
This area is reserved for future expansion by the PSS system. Its size is
configurable and defaults to zero length.
User Expansion
Area
This area is used for customized implementations of PSS. Its size is
configurable and defaults to zero length.
Record
Terminator
66 2 Carriage Return/Linefeed
(0x0D, 0x0A)