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<== Date ==> <== Thread ==>

Subject: RE: Serial rate on mv162
From: johill@lanl.gov (Jeff Hill)
To: "'Garrett D. Rinehart'" <rinehart@aps.anl.gov>, "tech-talk@aps.anl.gov" <tech-talk@aps.anl.gov>
Date: Wed, 21 Oct 1998 13:07:52 -0600
On Wednesday, October 21, 1998 12:39 PM, Garrett D. Rinehart [SMTP:rinehart@aps.anl.gov] wrote:
> I gather from what I've found in the listserver 
> archives that one can change the baud rate of a serial 
> port via "ioctl". What I can't figure out is how. All I 
> want to do is switch one of the ports on my 162 to 1200 
> baud. Can someone out there please tell me how?
> 
> -- Garrett Rinehart
>    IPNS, ANL


/*
 * conveinence routine which sets the baud rate from the vxWorks shell
 * (called before iocInit)
 */
int drvSerialSetBaudRate (const char *pName, unsigned rate)
{
	int fd;
	int status;

	fd = open (pName, O_RDWR, 0);
	if (fd<0) {
		return fd;
	}

	status = ioctl (fd, SIO_BAUD_SET, (int) rate);

	close (fd);

	return status;
}

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