Hi, Now uart0 is working, but if we want to use uart1 so how to configure it & file will open same as uart0.
Arvind On Tue, Jan 27, 2009 at 3:09 PM, Arvind <[email protected]> wrote: > 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. >> ------------------------------ >> >> >
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