SAM4S SPS-300 Series Electronic Cash Register AU Introduction • 13
Communication Ports
SPS-300 Series has four communication ports standard - COM #1 and #2 are DB9 male serial port,
COM #3 is RJ-45 serial port and COM #4 is a female Virtual COM USB port. Also a Drawer Port for
the second cash drawer.
In the standard arrangement - Com #4 is a female Virtual COM USB (A type), the function is for PC
Communication only. A Virtual Com Port driver has to be installed in the PC to use the feature.
A LAN port for IRC network communication. Up to 16 registers can link together using Ethernet
switch hubs and communicate via the network.
Alternatively, a dual RJ-45 serial port module can replace the USB/Serial module is available for
modification.
Miscellaneous Hardware
• Cash Drawer - Sturdy Metal Cash Drawer with removable 4 Bill/8 Coin drawer insert with
Media insert slot.
• Clock - 24-hour real-time clock with automatic day and date change.
• SD Card Reader - a facility to backup/restore programs and receipt image logos, backup
reports and flash firmware on the SPS-300 Series. Support up to 32GB SDHC.
NOTE: The bigger the SD card volume, the longer waiting time for SPS-300 Series to map
the storage area on the SD card.