WIZ820io(W5200) network interface、EthernetNetIf compatible.
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(); } }
WIZ820ioNetIf.cpp@1:22b9052d864d, 2013-03-24 (annotated)
- Committer:
- va009039
- Date:
- Sun Mar 24 11:25:31 2013 +0000
- Revision:
- 1:22b9052d864d
- Parent:
- 0:bdeec5f86894
WIZ820io(W8200) ethernet interface, EthernetNetIf compatible.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
va009039 | 1:22b9052d864d | 1 | // WIZ820ioNetIf.cpp 2013/3/24 |
va009039 | 0:bdeec5f86894 | 2 | #include "WIZ820ioNetIf.h" |
va009039 | 1:22b9052d864d | 3 | #include "DHCPClient.h" |
va009039 | 1:22b9052d864d | 4 | #include "w5200.h" |
va009039 | 1:22b9052d864d | 5 | extern SPI* pSPI; // w5200.cpp |
va009039 | 1:22b9052d864d | 6 | extern DigitalOut* pCS; // w5200.cpp |
va009039 | 0:bdeec5f86894 | 7 | |
va009039 | 0:bdeec5f86894 | 8 | DigitalOut* pRESET = NULL; |
va009039 | 0:bdeec5f86894 | 9 | |
va009039 | 1:22b9052d864d | 10 | WIZ820ioNetIf::WIZ820ioNetIf(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName reset) |
va009039 | 1:22b9052d864d | 11 | :MyNetIf(), m_netmask(255,255,255,255), m_gateway(), m_hostname(NULL) |
va009039 | 1:22b9052d864d | 12 | { |
va009039 | 1:22b9052d864d | 13 | m_hostname = NULL; |
va009039 | 1:22b9052d864d | 14 | m_useDhcp = true; |
va009039 | 1:22b9052d864d | 15 | pin_assign(mosi, miso, sclk, cs, reset); |
va009039 | 1:22b9052d864d | 16 | } |
va009039 | 1:22b9052d864d | 17 | |
va009039 | 1:22b9052d864d | 18 | void WIZ820ioNetIf::config(IpAddr ip, IpAddr netmask, IpAddr gateway, IpAddr dns) |
va009039 | 1:22b9052d864d | 19 | { |
va009039 | 1:22b9052d864d | 20 | m_ip = ip; |
va009039 | 1:22b9052d864d | 21 | m_netmask = netmask; |
va009039 | 1:22b9052d864d | 22 | m_gateway = gateway; |
va009039 | 1:22b9052d864d | 23 | m_dns = dns; |
va009039 | 1:22b9052d864d | 24 | m_useDhcp = false; |
va009039 | 1:22b9052d864d | 25 | } |
va009039 | 1:22b9052d864d | 26 | |
va009039 | 1:22b9052d864d | 27 | void WIZ820ioNetIf::pin_assign(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName reset) |
va009039 | 1:22b9052d864d | 28 | { |
va009039 | 1:22b9052d864d | 29 | pSPI = new SPI(mosi, miso, sclk); |
va009039 | 1:22b9052d864d | 30 | pCS = new DigitalOut(cs); |
va009039 | 1:22b9052d864d | 31 | if (reset != NC) { |
va009039 | 1:22b9052d864d | 32 | pRESET = new DigitalOut(reset); |
va009039 | 1:22b9052d864d | 33 | } |
va009039 | 0:bdeec5f86894 | 34 | } |
va009039 | 0:bdeec5f86894 | 35 | |
va009039 | 1:22b9052d864d | 36 | void hardware_reset() { |
va009039 | 1:22b9052d864d | 37 | if (pRESET) { |
va009039 | 1:22b9052d864d | 38 | pRESET->write(1); |
va009039 | 1:22b9052d864d | 39 | pRESET->write(0); |
va009039 | 1:22b9052d864d | 40 | wait_us(2); |
va009039 | 1:22b9052d864d | 41 | pRESET->write(1); |
va009039 | 1:22b9052d864d | 42 | wait_ms(150); |
va009039 | 1:22b9052d864d | 43 | } |
va009039 | 1:22b9052d864d | 44 | } |
va009039 | 1:22b9052d864d | 45 | |
va009039 | 1:22b9052d864d | 46 | bool wait_linkup(int timeout_ms = 5*1000) { |
va009039 | 0:bdeec5f86894 | 47 | Timer link_t; |
va009039 | 1:22b9052d864d | 48 | link_t.reset(); |
va009039 | 0:bdeec5f86894 | 49 | link_t.start(); |
va009039 | 1:22b9052d864d | 50 | uint8_t status = 0x00; |
va009039 | 1:22b9052d864d | 51 | while(link_t.read_ms() < timeout_ms) { |
va009039 | 1:22b9052d864d | 52 | status = W5200.readPHYSTATUS(); |
va009039 | 1:22b9052d864d | 53 | if (status & 0x20) { |
va009039 | 1:22b9052d864d | 54 | printf("Link Up\n"); |
va009039 | 0:bdeec5f86894 | 55 | return true; |
va009039 | 0:bdeec5f86894 | 56 | } |
va009039 | 1:22b9052d864d | 57 | wait_ms(50); |
va009039 | 0:bdeec5f86894 | 58 | } |
va009039 | 1:22b9052d864d | 59 | printf("Link down\n"); |
va009039 | 1:22b9052d864d | 60 | if (status & 0x08) { |
va009039 | 1:22b9052d864d | 61 | printf("Power down mode\n"); |
va009039 | 1:22b9052d864d | 62 | } |
va009039 | 0:bdeec5f86894 | 63 | return false; |
va009039 | 0:bdeec5f86894 | 64 | } |
va009039 | 0:bdeec5f86894 | 65 | |
va009039 | 0:bdeec5f86894 | 66 | int WIZ820ioNetIf::setup(int timeout_ms) { |
va009039 | 0:bdeec5f86894 | 67 | hardware_reset(); |
va009039 | 1:22b9052d864d | 68 | W5200.init(); |
va009039 | 1:22b9052d864d | 69 | if (!wait_linkup()) { |
va009039 | 1:22b9052d864d | 70 | return W5200_SETUP_ERR_LINK_DOWN; |
va009039 | 1:22b9052d864d | 71 | } |
va009039 | 1:22b9052d864d | 72 | |
va009039 | 1:22b9052d864d | 73 | MyNetIf::init(); |
va009039 | 1:22b9052d864d | 74 | uint8_t mac[6]; |
va009039 | 1:22b9052d864d | 75 | mbed_mac_address((char*)mac); |
va009039 | 1:22b9052d864d | 76 | W5200.setMACAddress(mac); |
va009039 | 1:22b9052d864d | 77 | printf("HW Addr is : %02x:%02x:%02x:%02x:%02x:%02x.\n", mac[0],mac[1],mac[2],mac[3],mac[4],mac[5]); |
va009039 | 1:22b9052d864d | 78 | if(! m_useDhcp) { |
va009039 | 1:22b9052d864d | 79 | return W5200_OK; |
va009039 | 1:22b9052d864d | 80 | } |
va009039 | 1:22b9052d864d | 81 | return IPrenew(timeout_ms); |
va009039 | 1:22b9052d864d | 82 | } |
va009039 | 1:22b9052d864d | 83 | |
va009039 | 1:22b9052d864d | 84 | W5200Err WIZ820ioNetIf::IPrenew(int timeout_ms) { |
va009039 | 1:22b9052d864d | 85 | printf("DHCP Started, waiting for IP...\n"); |
va009039 | 1:22b9052d864d | 86 | DHCPClient dhcp; |
va009039 | 1:22b9052d864d | 87 | int err = dhcp.setup(timeout_ms); |
va009039 | 1:22b9052d864d | 88 | if (err == (-1)) { |
va009039 | 1:22b9052d864d | 89 | printf("Timeout.\n"); |
va009039 | 1:22b9052d864d | 90 | return W5200_TIMEOUT; |
va009039 | 0:bdeec5f86894 | 91 | } |
va009039 | 1:22b9052d864d | 92 | printf("Connected, IP: %d.%d.%d.%d\n", dhcp.yiaddr[0], dhcp.yiaddr[1], dhcp.yiaddr[2], dhcp.yiaddr[3]); |
va009039 | 1:22b9052d864d | 93 | m_ip = IpAddr(dhcp.yiaddr[0], dhcp.yiaddr[1], dhcp.yiaddr[2], dhcp.yiaddr[3]); |
va009039 | 1:22b9052d864d | 94 | m_netmask = IpAddr(dhcp.netmask[0],dhcp.netmask[1],dhcp.netmask[2],dhcp.netmask[3]); |
va009039 | 1:22b9052d864d | 95 | m_gateway = IpAddr(dhcp.gateway[0],dhcp.gateway[1],dhcp.gateway[2],dhcp.gateway[3]); |
va009039 | 1:22b9052d864d | 96 | uint8_t t[4]; |
va009039 | 1:22b9052d864d | 97 | t[0] = m_ip[0]; |
va009039 | 1:22b9052d864d | 98 | t[1] = m_ip[1]; |
va009039 | 1:22b9052d864d | 99 | t[2] = m_ip[2]; |
va009039 | 1:22b9052d864d | 100 | t[3] = m_ip[3]; |
va009039 | 1:22b9052d864d | 101 | W5200.writeSIPR(t); |
va009039 | 1:22b9052d864d | 102 | t[0] = m_netmask[0]; |
va009039 | 1:22b9052d864d | 103 | t[1] = m_netmask[1]; |
va009039 | 1:22b9052d864d | 104 | t[2] = m_netmask[2]; |
va009039 | 1:22b9052d864d | 105 | t[3] = m_netmask[3]; |
va009039 | 1:22b9052d864d | 106 | W5200.writeSUBR(t); |
va009039 | 1:22b9052d864d | 107 | t[0] = m_gateway[0]; |
va009039 | 1:22b9052d864d | 108 | t[1] = m_gateway[1]; |
va009039 | 1:22b9052d864d | 109 | t[2] = m_gateway[2]; |
va009039 | 1:22b9052d864d | 110 | t[3] = m_gateway[3]; |
va009039 | 1:22b9052d864d | 111 | W5200.writeGAR(t); |
va009039 | 1:22b9052d864d | 112 | m_dns = IpAddr(dhcp.dnsaddr[0],dhcp.dnsaddr[1],dhcp.dnsaddr[2],dhcp.dnsaddr[3]); |
va009039 | 1:22b9052d864d | 113 | return W5200_OK; |
va009039 | 0:bdeec5f86894 | 114 | } |
va009039 | 1:22b9052d864d | 115 | |
va009039 | 1:22b9052d864d | 116 | W5200Err WIZ820ioNetIf::IPrelease(int timeout_ms) { |
va009039 | 1:22b9052d864d | 117 | return W5200_OK; |
va009039 | 1:22b9052d864d | 118 | } |