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USLCOM(4) Device Drivers Manual USLCOM(4)

uslcomSilicon Laboratories CP210x based USB serial adapter

uslcom* at uhub?
ucom* at uslcom?

The uslcom driver supports Silicon Laboratories CP2101/CP2102/CP2103/CP2104/CP2105 based serial adapters.

The CP2101/CP2102/CP2103 devices only support a variety of baud rates up to 921600. CP2104 and CP2105 devices support any baud rate up to 2 Mbps.

The following devices should work with the uslcom driver:

Aerocomm Radio
Argussoft ISP
Aruba Networks USB-to-UART
Baltech card reader
Burnside Telecom Desktop Mobile Crumb128 module
Clipsal 5500PCU C-Bus
Dynastream ANT2USB
Elan Digital Systems USBscope50
Elan Digital Systems USBwave12
Elan Digital Systems USBpulse100
Elan Digital Systems USBcount50
Enfora EDG1228
Gemalto Prox-PU/CU Smartcard Readers
IRZ MC35pu GSM Terminal
Jablotron PC-60B
Lipowsky Baby-JTAG
Lipowsky Baby-LIN
Lipowsky HARP-1
MobiData GPRS Modem
Pololu USB to Serial
Tracient RFID
Track Systems Traqmate
West Mountain Radio RIGblaster P&P
West Mountain Radio RIGtalk

tty(4), ucom(4), uhub(4), usb(4)

The uslcom device driver first appeared in OpenBSD 4.0.

The uslcom driver was written by Jonathan Gray <>.

May 20, 2017 OpenBSD-6.3