Re: rabbit 5000 tcp client ucosII

Thank you but I am quite sure that I have no new line in between it but tomorrow I'll check this.

Is there any forumla to see how much storage I have to provide for a ucos task? 

greetings 
ben

--- In [email protected], Tom Collins  wrote:
>
> Your stack for the tcp task is too small.  The safest is to use a 4KB stack, especially with DHCP.  I believe the current DC 10 releases are better about stack usage, so you could possibly get away with a 2KB stack for the TCP task.  I can almost guarantee that 512 bytes isn't enough.
> 
> -Tom
> 
> 
> On Jan 24, 2013, at 5:11 AM, gangben wrote:
> 
> > Hi guys I want to write a tcp client with the rabbit.
> > 
> > It has a simple functionallity it shall connect to a nodeJS server via
> > localnetwork and send the input from the uart interface.
> > 
> > In my example here I start ucosII and have 2 tasks one that is counting
> > just some numbers and the other one shall keep the tcp connection alive
> > with tcp_tick();
> > But here comes my problem it always says to me that the rabbit cannot
> > open the tcp connection, tcp_open() fails
> > 
> > What am I doing wrong?
> > 
> > #define USE_LINKLOCAL
> > #define TCPCONFIG                  1
> > #define _PRIMARY_STATIC_IP           "192.168.1.2"
> > #define _PRIMARY_NETMASK           "255.255.255.0"
> > #define MY_GATEWAY                   "192.168.1.1"
> > #define MY_NAMESERVER               "0.0.0.0"
> > 
> > #define TARGET                          
> > "192.168.1.222"
> > #define PORT                              2222
> > 
> > #define AINBUFSIZE                       63
> > #define AOUTBUFSIZE                      127
> > #define BINBUFSIZE                     63
> > #define BOUTBUFSIZE                      127
> > #define CINBUFSIZE                     63
> > #define COUTBUFSIZE                    127
> > #define DINBUFSIZE                     63
> > #define DOUTBUFSIZE                    127
> > 
> > //important macro for the tcp connection
> > #memmap xmem
> > 
> > //libraries----------------------------------------------------------\
> > --------
> > 
> > #use "dcrtcp.lib"
> > #use "net.lib"
> > #use "tcp.lib"
> > #use "ucos2.lib"
> > 
> > //prototypes----------------------------------------------------------\
> > --------
> > 
> > //main----------------------------------------------------------\
> > --------
> > 
> > void print_task(void* ptr){
> >     int i = 0;
> >      while(1){
> >        printf("%d\n", i);
> >       i++;
> >       OSTimeDly(100);
> >    }
> > }
> > 
> > void tcpConnect(void* ptr){
> >    static tcp_Socket socket;
> >    longword target_ip;
> > 
> >    if( 0L == (target_ip = resolve(TARGET)) ) {
> >         printf( "ERROR: Cannot resolve \"%s\" into an IP
> > address\n", TARGET );
> >         exit(2);
> >     }
> > 
> >    puts("ip address resolved\n");
> > 
> >    if(!tcp_open(, 0, target_ip, 2222, NULL)){
> >        puts("tcp_open() failed\n");
> >    }
> > 
> >    puts("Waiting for establishment\n");
> > 
> >    while(!sock_established() sock_bytesready()==-1){
> >       tcp_tick();
> >       puts(sockstate());
> >       puts("\n");
> >    }
> > 
> >    while(1){
> >        tcp_tick();
> >    }
> > 
> > }
> > 
> > main()
> > {
> >     OSInit();
> >       sock_init();
> > 
> >    OSTaskCreate(print_task, NULL, 64,1);
> >    OSTaskCreate(tcpConnect, NULL, 512,0);
> > 
> >    OSStart();
> > }//end of main
> > 
> > Thank you I hope you can help me
> > 
> >
>