hi, what is "open source thread for the same" & how to check it & how to set baudrate of uart. Arvind
On Tue, Jan 27, 2009 at 4:05 PM, Harshesh Valera < [email protected]> wrote: > Hi Arvind, > > Yes, you are correct use "/dev/tts/1" in the same code instead of > "/dev/tts/0", but before that you must have your kernel compiled for UART1, > UART2 on DM355. Check open source thread for the same, > > Thanks, > -Harshesh > > Arvind wrote: > > 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. >>> ------------------------------ >>> >>> >> > > > *Email Scanned for Virus & Dangerous Content by :* * > www.CleanMailGateway.com* > > > > -- > ------------------------------ > 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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