KEYSPAN USA – 28XB DRIVER

Mac-only model USAx twin serial adapter: X-Rite resells the following:. This is like the AN21xx family in that it’s an core with a USB interface, but it’s not compatible with the others. It’s substantially different from the USA! It’s probably the most hackable model because it has a few unused pins and also the cheapest. This is the two-port adaptor in the opaque case. Global Gateway Please select your desired language.

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Other models After loooking at my serial adapter, I became curious about the insides of other models.

USED ITEM USA-28X/USA-28X B USB Twin Serial Adapter for Macs Keyspan USB to Serial Adapter

keysapn Twin serial adapter, two Mac mini DIN 8 ports Translucent, available only a short time May be available in the channel. If you want to make changes, you’ll also need the sdcc compiler. Thanks to Stephen Malinowski for this info. Let me know if you have any other information. X-Rite resells the following:.

Here’s a list of what I’ve found. It’s substantially different from the USA! SEUSBSERDB9 The information below is intended to try and lend some clarity to this often confusing subject, and show some selected 28db of the various models of Keyspan adapters with different software products.

The information below is intended to try and lend some clarity to this often confusing subject, and show some selected testing of the various models of Keyspan adapters with different software products.

This matrix does not represent an endorsement of any products.

Keyspan Usax B Adapter Mac Twin Serial USB Converter With 2 Cables | eBay

It took me a few days to get all the build tools set up on my machine, but I finally put together a tiny demo. In this case the driver must be installed in classic and not installed in OSX proper.

This gives it a higher speed kbps instead of This is the two-port adaptor in the opaque case. However, it should be just as easy to download custom firmware to the two-port adaptor as to the one-port version. The Second is a list of software and compatibility with the various models. Keyspan is also advertising a one-port serial adaptor in a black case which has different capabilities from the USA It turns out that some of Keyspan’s serial adapters are substantially different from others.

Keyspan Usa-28x B Adapter Mac Twin Serial USB Converter With 2 Cables

This is like the AN21xx family in that it’s an core with a USB interface, but it’s not compatible with the others. Global Gateway Please select your desired language.

It also has only a single oscillator 12MHz kespanthe two expected 75’s, etc. It is important to note that to work with an X-Rite instrument, all Keyspan converters require the use of a Driver supplied by Keyspan to work properly.

This is the two-port adaptor in the translucent case. X-Rite resells the following: The first chart reflects the model and driver version tested. Thanks to Gregg Levine for sending me copies of these after I lost my own!

Enough talk, let’s see some blinking lights!

Keyspan USAX Manuals

Keyspan makes a number of USB to serial adapters. Keyspan’s web site mentions this as a follow-on to the W. It should be perfectly safe to run this demo on your dongle, but don’t sue me if it breaks something or voids your warranty.

Note that many of the software versions marked as working under OS9 will also work in the “classic” mode of OSX. It has one DB9 port and is in a translucent case. All the demo does is cause some of the pins on the DB9 connector to toggle at 1.

While we have received user reports of various problems with we have not found problems with the Keyspan series as long as the latest driver software is in use, and only one adapter is being used.