USLSA(4) NetBSD Kernel Interfaces Manual USLSA(4)
uslsa -- USB support for Silicon Labs CP210x series serial adapters
uslsa* at uhub? ucom* at uslsa?
The uslsa driver is known to work with the following adapters: Siemens MC60 Data Cable Suunto USB Serial Adaptor Helicomm IP-Link 1220-DVM Nokia CA-42 USB
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).
tty(4), ucom(4), usb(4) Silicon Laboratories: http://www.silabs.com. Silicon Laboratories AN571: CP210x Virtual COM Port Interface..
The uslsa driver appeared in NetBSD 4.0.
The uslsa driver was written by Jonathan A. Kollasch. Code and style was borrowed from existing NetBSD USB-serial drivers.
Settings other than 8 data bits, no parity, and 1 stop bit seem to be refused by the CP2101. NetBSD 7.1.2 January 17, 2012 NetBSD 7.1.2
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