.\" $OpenBSD: ubsa.4,v 1.23 2009/02/24 13:35:55 yuo Exp $
.\" $NetBSD: ubsa.4,v 1.1 2002/10/08 13:18:42 augustss Exp $
.\"
.\" Copyright (c) 2001 The NetBSD Foundation, Inc.
.\" All rights reserved.
.\"
.\" This code is derived from software contributed to The NetBSD Foundation
.\" by Lennart Augustsson.
.\"
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.\" modification, are permitted provided that the following conditions
.\" are met:
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.Dd $Mdocdate: February 24 2009 $
.Dt UBSA 4
.Os
.Sh NAME
.Nm ubsa
.Nd Belkin USB serial adapter
.Sh SYNOPSIS
.Cd "ubsa*  at uhub?"
.Cd "ucom*  at ubsa?"
.Sh DESCRIPTION
The
.Nm
driver provides support for the USB-to-RS232 Bridge chip used by a variety of
serial adapters from Belkin and other vendors.
.Pp
Some 3G (UMTS/GPRS/GSM)
.Xr cardbus 4
devices use a Belkin serial adapter and an
.Xr ohci 4
controller to provide a common AT interface.
.Pp
The device is accessed through the
.Xr ucom 4
driver which makes it behave like a
.Xr tty 4 .
.Sh HARDWARE
The
.Nm
driver supports the following adapters:
.Pp
.Bl -tag -width Dv -offset indent -compact
.It Axesstel MV100H
.It Belkin F5U103
.It Belkin F5U120
.It e-Tek Labs Kwik232
.It GoHubs GoCOM232
.It Peracom single port serial adapter
.It Qualcomm, Inc. ZTE AC8700
.It Qualcomm, Inc. ZTE CDMA Technologies MSM
.El
.Sh SEE ALSO
.Xr cardbus 4 ,
.Xr tty 4 ,
.Xr ucom 4 ,
.Xr usb 4
.Sh HISTORY
The
.Nm
driver first appeared in
.Fx 5.0
and was ported to
.Ox 3.3 .