POSIFLEX Business Machines PP7700 Series - Manual (Page 37)

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V. TECHNICAL INFORMATION
A. INTERFACES
1.
Wireless Interface
Wireless Features Specification
ITEM SPECIFICATION
Frequency Band 2.4 ~ 2.4835 GHz
Transmission Range 100 meters in free space
RS232 Protocol for Dongle
19200 bps, none parity, 8 data bits, 1
stop bit (use 38400 bps for graphics)
Dongle Application COM port of Posiflex POS systems
Command/Control Algorithm
ITEM FUNCTI ON
Setup Utility
Search for wireless printer in range of
each Dongle (discover) and register a
virtual COM port for each printer
(connect)
Dedicated Connection
One Printer for each Dongle. Direct
I/O control or OPOS driver can be
utilized to control printer. No AP
modification required.
Non-dedicated Connection
Multiple printers for one Dongle or
multiple printers for multiple Dongles.
Dynamic Link Library functions are
provided for AP to control printers.
Time Required for Dongle
Printer Connection
Establishment
Average 5 seconds. Worst case 10
seconds.