NAME
ustir —
SigmaTel STIr4200-based
USB-IrDA bridge support
SYNOPSIS
ustir* at uhub?
irframe* at ustir?
DESCRIPTION
The
ustir driver provides support for USB-IrDA bridges based
on the SigmaTel STIr4200. The driver is known to work with the following
adapters:
- Mars II 740 USB IrDA
Adapter
Access to the IrDA device is through the
irframe(4) driver.
SEE ALSO
irframe(4),
uirda(4),
usb(4)
HISTORY
The
ustir driver appeared in
NetBSD
1.6.
AUTHORS
The
ustir driver was written by
David
Sainty
<
David.Sainty@dtsp.co.nz>.
BUGS
The STIr4200 cannot notify the driver when it has received data, instead it has
to be continuously polled. This driver polls (when idle) at a fairly low rate
of 10 times per second, which means that system performance is not overly
affected by rapid polling, but latency is fairly high.