[En-Nut-Discussion] Baud 19200 Rs232 port

[Sigurd Kleppan]

When I use this code I get the message undeclader indentifier decUsartAvr. Is it something a have to include?

Where do i read my nuOS version?

Sigurd


Damian Slee <damian at commtech.com.au> skrev:

>I think cause your using the debug port.
>
>Try
>
>	NutRegisterDevice(&devUsartAvr0, 0, 0); 
>	g_rs232 = fopen("uart0", "r+b");
>	fileno = _fileno(g_rs232);
>	lTmp = 9600;
>    _ioctl(fileno, UART_SETSPEED, &lTmp);
>
>-----Original Message-----
>From: en-nut-discussion-bounces at egnite.de
>[mailto:en-nut-discussion-bounces at egnite.de] On Behalf Of Sigurd Kleppan
>Sent: Wednesday, 8 September 2004 5:10 AM
>To: en-nut-discussion at egnite.de
>Subject: [En-Nut-Discussion] Baud 19200 Rs232 port
>
>
>I try to communicate throuth the rs232 port on the ethernutboard. I want
>the baudrate to be 19200. I have written this:
>
>main(){
>    u_long baud = 19200;
>    u_char i = 0;
>   FILE *uart;
>
>	// Initialize UART
>    NutRegisterDevice(&devDebug0, 0, 0);
>    freopen("uart0", "w", stdout);
>    _ioctl(_fileno(stdout), UART_SETSPEED, &baud);
>    NutSleep(200);}
>
>I write to the rs232 port by using the "printf" command, but when i use the
>Terminal program I only get words by using the 115200 baud. It happens
>nothing when i use 19200 baud.
>
>Is it something I write wrong, or is it any other variables i have to
>change to get baud 19200? What about stopbits and handshake?
>
>Thank you!
>Sigurd Kleppan
>
>
>
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