Messages in this thread | ![/](/images/icornerl.gif) | | Subject | Re: Need info about serial port programming -UPDATE | Date | Thu, 11 Nov 1999 18:53:00 +0000 (GMT) | From | Alan Cox <> |
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> The "problem" now is that I have received detailed information about how > the hardware "the other guys" are about to solder speaks to the serial > port, which makes me kind of sick. It seems that there is no thought of a > standard serial RS232 handshake protocol.
Take the soldering iron and insert it somewhere educational for them 8)
> recognizable. (One of the things that we have been strictly forbidden to do > is to use a soundcard, so don't ask. Strictly speaking, this is a 100%
I can guess.
> - Is there a way to control those pins from user space, directly enough so > that we can get the data?
TIOCMBIC/TIOCMBIS/TIOCMGET ioctls
> - Alternatively, is there a _simple_ way (e.g. an IC) to put between the > data line and the RS232 that implements a handshake so that I can use > termios and so on?
If you have a PIC programmer wiz handy. No otherwise 8)
Alan
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