How can is set up the IP address on the XMC board?
What is the library containing all the functions to work with the Ethernet interface?
When i run the eth004 app this is the code that is generated, nowhere on it theres the setup for the ip address of the micro
Any help on this will be great!!
#include //SFR declarations of the selected device
#include //Declarations from DAVE3 Code Generation
/*Local port waiting for packets*/
#define LOCAL_PORT_RECEIVE (45555)
/*Local port used to echo back the packet*/
#define LOCAL_PORT_TRANSMIT (45174)
/*Destination port of echoed packet*/
#define TRANSMIT_PORT_DESTINATION (45175)
struct udp_pcb * udp_init_comm(unsigned int port) {
/* start the UDP server */
struct udp_pcb *pcb;
/* create new UDP PCB structure */
pcb = udp_new();
udp_bind(pcb, IP_ADDR_ANY, port);
return pcb;
}
void udp_receive_handler (void * arg, struct udp_pcb * upcb,
struct pbuf * p,
struct ip_addr * addr,
u16_t port){
struct pbuf * p_out;
/*As handler argument is expected the pcb that shall be used for
send back the data */
/* Allocate a buffer to store data to be transmitted*/
p_out = pbuf_alloc(PBUF_TRANSPORT,p->tot_len,PBUF_RAM);
/*Copy received data to transmit buffer*/
pbuf_copy(p_out,p);
/*Send back data to same ip that sent the data but on different port*/
udp_sendto((struct udp_pcb *)arg,p_out,addr,TRANSMIT_PORT_DESTINATION);
/*Free allocated buffer including the buffer of received data*/
pbuf_free(p_out);
pbuf_free(p);
}
int main(void)
{
struct udp_pcb *pcb_tr; //lwip pcb struct binded to transmit port
struct udp_pcb *pcb_rec; //lwip pcb struct binded to receive port
DAVE_Init(); // Initialization of DAVE Apps
lwIPStack_init(); //Start Lwip stack
//Create
pcb_tr=udp_init_comm(LOCAL_PORT_TRANSMIT);
pcb_rec=udp_init_comm(LOCAL_PORT_RECEIVE);
//Register an handler on receive packet event
udp_recv(pcb_rec,udp_receive_handler,pcb_tr);
while(1)
{
}
return 0;
}
