Hi, Ok, Its working with uart0, but for uart1 we will do "/dev/tts/1"
Arvind On Tue, Jan 27, 2009 at 2:34 PM, Harshesh Valera < [email protected]> wrote: > Hi Arvind, > > Please use /dev/tts/0 instead of /dev/ttyS0 becoz standard 8250 serial > driver of Linux prints > "Registering ttyS0 but the device name is /dev/tts/0" > Thanks, > -Harshesh > Solution: > #include <fcntl.h> > #include <stdio.h> > #include <stdlib.h> > #include <sys/types.h> > #include <unistd.h> > > int main(void){ > int fd; > //char buf[10]; > //fd = open("/dev/ttys0",O_RDONLY); > fd = open("/dev/tts/0",O_WRONLY); > if(fd >= 0){ > printf("success\n"); > write(fd, "Hello", 5); > close(fd); > } > else{ > printf("Fail: fd: %d\n",fd); > } > return 0; > } > Arvind wrote: > > Hi, > > I am using DM355 board I want to access DM355 serial port0 & serial port1. > How can i use this.. > > my Code: > > #include <fcntl.h> > #include <stdio.h> > #include <stdlib.h> > #include <sys/types.h> > #include <unistd.h> > > int main(void){ > int fd; > //char buf[10]; > //fd = open("/dev/ttys0",O_RDONLY); > fd = open("/dev/ttys0",O_WRONLY); > if(fd >= 0){ > printf("success\n"); > write(fd, "Hello", 5); > close(fd); > } > else{ > printf("Fail: fd: %d\n",fd); > } > return 0; > } > > > > Output: > Fd: -1 > > Problem is File not open. > > > *Email Scanned for Virus & Dangerous Content by :* * > www.CleanMailGateway.com* > > ------------------------------ > > _______________________________________________ > Davinci-linux-open-source mailing > [email protected]http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source > > > > -- > ------------------------------ > Disclaimer: This e-mail message and all attachments transmitted with it > are intended solely for the use of the addressee and may contain legally > privileged and confidential information. If the reader of this message is > not the intended recipient, or an employee or agent responsible for > delivering this message to the intended recipient, you are hereby notified > that any dissemination, distribution, copying, or other use of this message > or its attachments is strictly prohibited. If you have received this message > in error, please notify the sender immediately by replying to this message > and please delete it from your computer. Any views expressed in this message > are those of the individual sender unless otherwise stated.Company has taken > enough precautions to prevent the spread of viruses. However the company > accepts no liability for any damage caused by any virus transmitted by this > email. > ------------------------------ > >
_______________________________________________ Davinci-linux-open-source mailing list [email protected] http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
