Keyspan USA-19 User Manual

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1.1  -  Introduction
The Keyspan USB Serial Adapter Software for Mac OS X allows you to add serial ports to your 
Mac OS X computer.  Using Mac OS X native software, you can use your Keyspan USB to Serial 
Adapter to communicate with various serial devices via the POSIX API (for more information, 
Serial Ports - Mac OS X vs 'Classic' Mac OS section in this manual) .
Important  Note: 
The Keyspan USB Serial Adapter Software for Mac OS X will add 'Mac OS X serial ports' to your 
computer.  These 'Mac OS X serial ports' can only be used by Mac OS X native software (ie a 
program that does not require the Classic environment to run).  If you are not certain if your 
serial device's software can access Mac OS X serial ports, please read the Serial Ports - Mac 
OS X vs 'Classic' Mac OS section in this manual.   Examples of serial devices that use Mac OS 
X serial ports are modems using PPP (for internet access - configured via the Networking 
System Preference icon), Palm Handhelds (using Palm's HotSync Manager),  and UPS devices 
(using PowerGuardian software - www.benatong.com).   
Requirements
 
The Keyspan USB Serial Adapter Software for Mac OS X requires the following:
• Macintosh
• At least one available USB port
• Mac OS X (10.1.3 or greater)
• For use with one of the following Keyspan USB to Serial Adapters:
USB Twin Serial Adapter (
pn# USA-28X
)
USB PDA Adapter (
pn# USA-19, USA-19X, USA-19Qi, USA-19Q
)
High Speed USB  Serial Adapter (
pn# USA-19W, USA-19QW
)
USB 4-Port Serial Adapter (
pn# USA-49W, USA49WLC, 4E230
)
USB Serial Port Adapter (
pn# USA-18X
)
USB Serial Adapter (
pn# USA-28
)
Mini Port Replicator (
pn# UPR-112/UPSH-112 -  only supports serial
)
USB Serial Adapter (
pn# USA-19H)
Note: This documentation applies to Keyspan's USB Serial Adapter 
Software for Mac OS X  and covers the features and use of this software 
on that platform.  For specific information about Keyspan's USB to 
Serial Adapter hardware, please visit Keyspan's web page 
<http://www.keyspan.com> or read the Keyspan Mac OS 9 User Manual 
for that product.
Keyspan:USB Serial Adapter for Mac OS X-v2.x User Manual
This User Manual applies to the Keyspan USB Serial Adapter Software  for Mac OS X
Rev 05jul15
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