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Elan Digital Systems Ltd. 3 CF232 USER’S GUIDE
1. OVERVIEW
The CF232 card is an RS232 Serial card with the following features:
• Tiny TypeI Compact Flash form factor for CF+ equipped PDAs,
Handheld PCs, laptops etc.
• DOS, Windows 3.1x, 95, 98, 98SE, Me, NT4, 2000, XP, CE,
PocketPC compatible using O.S. standard drivers
• Industry standard 16550 register set
• Transmission rates up to 115.2K Baud as standard.
• H/W Rev3.00 cards have switchable x1 or x8 baud rate giving up
to 921Kbaud.
• Works at 3.3V or 5V
• Full hardware modem control line support
• Compatible with all standard serial comms software
• Works in PC-Card slots using Compact Flash adapter (not
supplied as standard but available as an option)
• CF232-5 has host supply pin instead of “RI” for powering
external devices
• Standard PC IO port decode for COM1 to COMn
• “Any” IO port and interrupt decode option for best pnp flexibility
• ESD protected RS232 ports.
• Software controlled power management.
• Low power consumption.
• Supplied with 300mm DB9-male terminated cable with
“standard” com port pin-out.
This guide aims to familiarise you with the way that the CF232
works and so will help you to maximise its performance in your
application.
Elan will be happy to quote for either customisation of the CF232 if
its exact specifications do not quite meet your needs, or to create
complete application software.