UCHCOM(4) | FreeBSD Kernel Interfaces Manual | UCHCOM(4) |
NAME
uchcom — WinChipHead CH341/CH340 serial adapter driverSYNOPSIS
To compile this driver into the kernel, place the following lines in your kernel configuration file:
device usb
device ucom
device uchcom
device ucom
device uchcom
Alternatively, to load the driver as a module at boot time, place the following line in loader.conf(5):
uchcom_load="YES"
DESCRIPTION
The uchcom driver provides support for the WinChipHead CH341/CH340 USB-to-RS-232 Bridge chip.The device is accessed through the ucom(4) driver which makes it behave like a tty(4).
HARDWARE
The uchcom driver supports the following adapters:
- HL USB-RS232
HISTORY
The uchcom driver first appeared in NetBSD. The first FreeBSD release to include it was FreeBSD 8.0.BUGS
Actually, this chip seems unable to drive other than 8 data bits and 1 stop bit line.November 20, 2011 | FreeBSD |