WIZ820io(W5200) network interface、EthernetNetIf compatible.

/media/uploads/va009039/wiz820ionetif.jpg

example

#include "WIZ820ioNetIf.h"
#include "HTTPClient.h"
#include "HTTPServer.h"

#if defined(TARGET_KL25Z)
WIZ820ioNetIf eth(PTD2,PTD3,PTD1,PTD0,PTD5);
#endif
HTTPClient http;
HTTPStream stream;

void callback(HTTPResult r){
    printf("callback %d %s\n", r, HTTPClient::ResultStr(r));
}

int main() {
    int err = eth.setup();
    if (err < 0) {
        printf("setup error %d\n", err);
        exit(-1);
    }    

    HTTPServer svr;
    svr.addHandler<SimpleHandler>("/");
    svr.bind(80);

    const char* uri = "http://va009039-mbed.appspot.com/kl25z/";
    http.get(uri, &stream, callback);
    uint8_t buf[256];
    int total = 0;
    stream.readNext(buf, sizeof(buf));
    while(1) {
        if(stream.readable()) {
            int len = stream.readLen();
            total += len;
            printf("%d %d\n", total, len);
            stream.readNext(buf, sizeof(buf));
        }
        Net::poll();
    }
}

W5200NetIf.h

Committer:
va009039
Date:
2013-03-22
Revision:
0:bdeec5f86894

File content as of revision 0:bdeec5f86894:

// W5200NetIf.h 2012/4/19
/** \file
W5200 network interface header file
*/
#ifndef W5200_NETIF_H
#define W5200_NETIF_H
#include "MyNetIf.h"

///W5200 network interface return codes
enum W5200Err
{
  __W5200_MIN = -0xFFFF,
  W5200_TIMEOUT, ///<Timeout during setup
  W5200_SETUP_ERR,
  W5200_OK = 0 ///<Success
};

///W5200 network interface
class W5200NetIf : public MyNetIf {
public:
    ///Instantiates the Interface and register it against the stack, DHCP will be used
    W5200NetIf(); //W/ DHCP
    ///Instantiates the Interface and register it against the stack, DHCP will not be used
    /**
    IpAddr is a container class that can be constructed with either 4 bytes or no parameters for a null IP address.
    */
    W5200NetIf(IpAddr ip, IpAddr netmask, IpAddr gateway, IpAddr dns); //W/o DHCP
    W5200Err IPrenew(int timeout_ms = 15000);
    W5200Err IPrelease(int timeout_ms = 15000);
    ///Brings the interface up
    /**
    Uses DHCP if necessary
    @param timeout_ms : You can set the timeout parameter in milliseconds, if not it defaults to 15s
    @return : W5200_OK on success or W5200_TIMEOUT on timeout
    */
    W5200Err setup(int timeout_ms = 15000);
    SPI* attachSPI(SPI* spi);
    DigitalOut* attachCS(DigitalOut* cs);
    IpAddr m_dns;
private:
    bool m_useDhcp;
    IpAddr m_netmask;
    IpAddr m_gateway;
    const char* m_hostname;
};
#endif //W5200_NETIF_H