Solvline PB2xxxUG - Manual (Page 87)

unsigned char port_no; // 1 ~ 16
int speed; // 0=150 ~ 11=230400 BPS
char lcr; // data bits + parity bits + stop bits
char flow; // 0=None, 1=Xon/Xoff, 2=RTS/CTS
short sock_no; // My socket No.
unsigned char dest_ip [20]; // destination IP
unsigned short dest_port; // destination socket No.
short mtu; // 1 ~ 1100
char signal; // 0=Dataonly, 1=Modem
short alive_time; // 0 ~ 32767
};
/*---------------------------------------------------------------*/
/* System's configuration is to determine these arguments. */
/*---------------------------------------------------------------*/
int main (int argc, char *argv[])
/*---------------------------------------------------------------*/
{
struct SYS_INFO SYS;
int SFD; // Serial Device FD
int LFD; // socket FD
char WORK [1024];
int ret;
printf ("\nStart User Application\n");
SYS.port_no = atoi (argv[1]);
SYS.speed = atoi (argv[2]);
SYS.lcr = atoi (argv[3]);
SYS.flow = atoi (argv[4]);
SYS.sock_no = atoi (argv[5]);
strcpy (SYS.dest_ip, argv[6]);
SYS.dest_port = atoi (argv[7]);
SYS.mtu = atoi (argv[8]);
SYS.alive_time = atoi (argv[9]);
SYS.signal = atoi (argv[10]);
printf ("No=%d,Speed=%d,lcr=%d,flow=%d,My socket=%d,
Dest IP=%s(%d),MTU=%d,Alive=%d,Signal=%d\n",
SYS.port_no, SYS.speed, SYS.lcr, SYS.flow, SYS.sock_no,
SYS.dest_ip, SYS.dest_port, SYS.mtu, SYS.alive_time, SYS.signal);
SFD = U_open_port (SYS.port_no); // Open serial port
U_init_port (SFD, SYS.speed, SYS.lcr, SYS.flow); // Setting serial port
printf ("Check Serial Type = %d (0=232, 1=422, 2=485)\n",
U_check_type (SFD)); // get type
printf ("Check DCD signal = %d (0=OFF, 1=ON)\n",
U_check_dcd (SFD)); // get signal
printf ("H/W MAC address = ");
U_get_mac (WORK); // get MAC address
for (ret=0; ret<6; ret++) printf ("%02x:", WORK[ret]);
printf ("\n");
LFD = U_listen (SYS.sock_no);
if (LFD == -1)
{
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