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SubjectRe: TCSBRK(1) on pl2303 USB/serial returns prematurely
Followup to:  <20060612145750.GA19338@kestrel.barix.local>
By author: Karel Kulhavy <>
In newsgroup:
> Hello
> TCSBRK(1) ioctl system call on pl2303 USB/serial converter on
> returns prematurely. Additional 53ms delay is necessary to work this
> around at speed of 57600. TCSBRK(1) is translation of the tcdrain()
> function by glibc. With ordinary serial port the TCSBRK(1) seems to work
> correctly.

Not only that, but pl2303 doesn't seem to be able to receive a break
properly, either.

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