Updated: 2021/Apr/14


USLSA(4)                     Device Drivers Manual                    USLSA(4)

NAME
     uslsa - USB support for Silicon Labs CP210x series serial adapters

SYNOPSIS
     uslsa* at uhub?
     ucom*   at uslsa?

HARDWARE
     The uslsa driver is known to work with the following adapters:

           Adafruit 954 USB to TTL Serial Cable
           Helicomm IP-Link 1220-DVM
           Nokia CA-42 USB
           Siemens MC60 Data Cable
           Suunto USB Serial Adaptor

DESCRIPTION
     The uslsa driver provides support for the Silicon Labs USB-to-RS-232
     Bridge chip.

     The device is accessed through the ucom(4) driver which makes it behave
     like a tty(4).

SEE ALSO
     tty(4), ucom(4), usb(4)

     Silicon Laboratories: http://www.silabs.com.

     Silicon Laboratories AN571: CP210x Virtual COM Port Interface..

HISTORY
     The uslsa driver appeared in NetBSD 4.0.

AUTHORS
     The uslsa driver was written by Jonathan A. Kollasch.  Code and style was
     borrowed from existing NetBSD USB-serial drivers.

CAVEATS
     Settings other than 8 data bits, no parity, and 1 stop bit seem to be
     refused by the CP2101.

NetBSD 9.99                    January 27, 2019                    NetBSD 9.99