Nucleo_L152RE_W5500HelloWorld_ver2
Dependencies: SDFileSystem WIZnet_Library mbed
Fork of Nucleo_L152RE_W5500HelloWorld by
main.cpp@0:412f9c1172b7, 2015-04-27 (annotated)
- Committer:
- bangbh
- Date:
- Mon Apr 27 00:23:46 2015 +0000
- Revision:
- 0:412f9c1172b7
- Child:
- 1:9a6af61c5eb4
TCP Echo example of W5500 Ethernet Kit for IoT.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
bangbh | 0:412f9c1172b7 | 1 | #include "mbed.h" |
bangbh | 0:412f9c1172b7 | 2 | #include "WIZnetInterface.h" |
bangbh | 0:412f9c1172b7 | 3 | |
bangbh | 0:412f9c1172b7 | 4 | #define USE_DHCP 1 |
bangbh | 0:412f9c1172b7 | 5 | |
bangbh | 0:412f9c1172b7 | 6 | #define LOOPBACKPORT 5000 |
bangbh | 0:412f9c1172b7 | 7 | |
bangbh | 0:412f9c1172b7 | 8 | const char * IP_Addr = "192.168.11.194"; |
bangbh | 0:412f9c1172b7 | 9 | const char * IP_Subnet = "255.255.255.0"; |
bangbh | 0:412f9c1172b7 | 10 | const char * IP_Gateway = "192.168.11.1"; |
bangbh | 0:412f9c1172b7 | 11 | unsigned char MAC_Addr[6] = {0x00,0x08,0xDC,0x12,0x34,0x56}; |
bangbh | 0:412f9c1172b7 | 12 | |
bangbh | 0:412f9c1172b7 | 13 | DigitalOut myled1(LED1); |
bangbh | 0:412f9c1172b7 | 14 | Serial pc(USBTX, USBRX); |
bangbh | 0:412f9c1172b7 | 15 | |
bangbh | 0:412f9c1172b7 | 16 | #ifdef TARGET_LPC11U68 |
bangbh | 0:412f9c1172b7 | 17 | SPI spi(P0_9,P0_8,P1_29); |
bangbh | 0:412f9c1172b7 | 18 | WIZnetInterface ethernet(&spi,P0_2,P1_13); |
bangbh | 0:412f9c1172b7 | 19 | #endif |
bangbh | 0:412f9c1172b7 | 20 | |
bangbh | 0:412f9c1172b7 | 21 | int main() { |
bangbh | 0:412f9c1172b7 | 22 | |
bangbh | 0:412f9c1172b7 | 23 | mbed_mac_address((char *)MAC_Addr); //Use mbed mac addres |
bangbh | 0:412f9c1172b7 | 24 | |
bangbh | 0:412f9c1172b7 | 25 | //Set serial port baudrate speed: 115200 |
bangbh | 0:412f9c1172b7 | 26 | pc.baud(115200); |
bangbh | 0:412f9c1172b7 | 27 | |
bangbh | 0:412f9c1172b7 | 28 | pc.printf("Start\r\n"); |
bangbh | 0:412f9c1172b7 | 29 | |
bangbh | 0:412f9c1172b7 | 30 | char buffer[256]; |
bangbh | 0:412f9c1172b7 | 31 | |
bangbh | 0:412f9c1172b7 | 32 | while(1) |
bangbh | 0:412f9c1172b7 | 33 | { |
bangbh | 0:412f9c1172b7 | 34 | #if USE_DHCP |
bangbh | 0:412f9c1172b7 | 35 | int ret = ethernet.init(MAC_Addr); |
bangbh | 0:412f9c1172b7 | 36 | #else |
bangbh | 0:412f9c1172b7 | 37 | int ret = ethernet.init(MAC_Addr,IP_Addr,IP_Subnet,IP_Gateway); |
bangbh | 0:412f9c1172b7 | 38 | #endif |
bangbh | 0:412f9c1172b7 | 39 | |
bangbh | 0:412f9c1172b7 | 40 | if (!ret) { |
bangbh | 0:412f9c1172b7 | 41 | pc.printf("Initialized, MAC: %s\r\n", ethernet.getMACAddress()); |
bangbh | 0:412f9c1172b7 | 42 | ret = ethernet.connect(); |
bangbh | 0:412f9c1172b7 | 43 | if (!ret) { |
bangbh | 0:412f9c1172b7 | 44 | pc.printf("IP: %s, MASK: %s, GW: %s\r\n", |
bangbh | 0:412f9c1172b7 | 45 | ethernet.getIPAddress(), ethernet.getNetworkMask(), ethernet.getGateway()); |
bangbh | 0:412f9c1172b7 | 46 | } else { |
bangbh | 0:412f9c1172b7 | 47 | pc.printf("Error ethernet.connect() - ret = %d\r\n", ret); |
bangbh | 0:412f9c1172b7 | 48 | exit(0); |
bangbh | 0:412f9c1172b7 | 49 | } |
bangbh | 0:412f9c1172b7 | 50 | } else { |
bangbh | 0:412f9c1172b7 | 51 | pc.printf("Error ethernet.init() - ret = %d\r\n", ret); |
bangbh | 0:412f9c1172b7 | 52 | exit(0); |
bangbh | 0:412f9c1172b7 | 53 | } |
bangbh | 0:412f9c1172b7 | 54 | |
bangbh | 0:412f9c1172b7 | 55 | TCPSocketServer server; |
bangbh | 0:412f9c1172b7 | 56 | server.bind(LOOPBACKPORT); |
bangbh | 0:412f9c1172b7 | 57 | server.listen(); |
bangbh | 0:412f9c1172b7 | 58 | |
bangbh | 0:412f9c1172b7 | 59 | while (1) { |
bangbh | 0:412f9c1172b7 | 60 | pc.printf("\nWait for new connection...\r\n"); |
bangbh | 0:412f9c1172b7 | 61 | TCPSocketConnection client; |
bangbh | 0:412f9c1172b7 | 62 | server.accept(client); |
bangbh | 0:412f9c1172b7 | 63 | client.set_blocking(false, 0); // Timeout=0. |
bangbh | 0:412f9c1172b7 | 64 | pc.printf("Connection from: %s\r\n", client.get_address()); |
bangbh | 0:412f9c1172b7 | 65 | while (client.is_connected() == true) { |
bangbh | 0:412f9c1172b7 | 66 | int n = client.receive(buffer, sizeof(buffer)); |
bangbh | 0:412f9c1172b7 | 67 | if(n > 0) |
bangbh | 0:412f9c1172b7 | 68 | client.send_all(buffer, n); |
bangbh | 0:412f9c1172b7 | 69 | if(client.is_fin_received()) |
bangbh | 0:412f9c1172b7 | 70 | client.close(); |
bangbh | 0:412f9c1172b7 | 71 | } |
bangbh | 0:412f9c1172b7 | 72 | pc.printf("Disconnected.\r\n"); |
bangbh | 0:412f9c1172b7 | 73 | } |
bangbh | 0:412f9c1172b7 | 74 | } |
bangbh | 0:412f9c1172b7 | 75 | } |