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
NetBSD1.6.
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.