Zoltan Hudak / Mbed OS TcpServer_ENC28J60

Simple TCP/IP Server using the UIPEthernet library for ENC28J60 Ethernet boards.

Dependencies:   UIPEthernet

main.cpp@2:60ca1737aa47, 2017-06-30 (annotated)

Committer:
hudakz
Date:
Fri Jun 30 20:16:19 2017 +0000
Revision:
2:60ca1737aa47
Parent:
1:862d66d1ef8c
Child:
3:3a4fc577ecaa
Updated.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hudakz 0:837203c8d865 1 /*
hudakz 0:837203c8d865 2 * Simple TcpServer using the UIPEthernet library for ENC28J60 Ethernet boards.
hudakz 0:837203c8d865 3 *
hudakz 0:837203c8d865 4 */
hudakz 0:837203c8d865 5
hudakz 0:837203c8d865 6 #include "mbed.h"
hudakz 0:837203c8d865 7 #include "UIPEthernet.h"
hudakz 0:837203c8d865 8 #include "UIPServer.h"
hudakz 0:837203c8d865 9 #include "UIPClient.h"
hudakz 0:837203c8d865 10
hudakz 0:837203c8d865 11 Serial pc(USBTX, USBRX);
hudakz 0:837203c8d865 12
hudakz 0:837203c8d865 13 #if defined(TARGET_LPC1768)
hudakz 2:60ca1737aa47 14 UIPEthernet uIPEthernet(p11, p12, p13, p8); // mosi, miso, sck, cs
hudakz 0:837203c8d865 15 #elif defined(TARGET_NUCLEO_F103RB) || defined(TARGET_NUCLEO_L152RE) || defined(TARGET_NUCLEO_F030R8) \
hudakz 0:837203c8d865 16 || defined(TARGET_NUCLEO_F401RE) || defined(TARGET_NUCLEO_F302R8) || defined(TARGET_NUCLEO_L053R8) \
hudakz 0:837203c8d865 17 || defined(TARGET_NUCLEO_F411RE) || defined(TARGET_NUCLEO_F334R8) || defined(TARGET_NUCLEO_F072RB) \
hudakz 0:837203c8d865 18 || defined(TARGET_NUCLEO_F091RC) || defined(TARGET_NUCLEO_F303RE) || defined(TARGET_NUCLEO_F070RB) \
hudakz 0:837203c8d865 19 || defined(TARGET_KL25Z ) || defined(TARGET_KL46Z) || defined(TARGET_K64F) || defined(TARGET_KL05Z) \
hudakz 0:837203c8d865 20 || defined(TARGET_K20D50M) || defined(TARGET_K22F) \
hudakz 0:837203c8d865 21 || defined(TARGET_NRF51822) \
hudakz 0:837203c8d865 22 || defined(TARGET_RZ_A1H)
hudakz 2:60ca1737aa47 23 UIPEthernet uIPEthernet(D11, D12, D13, D10); // mosi, miso, sck, cs
hudakz 0:837203c8d865 24 #endif
hudakz 0:837203c8d865 25
hudakz 2:60ca1737aa47 26 // MAC address must be unique within the connected network. Modify as appropriate.
hudakz 0:837203c8d865 27 const uint8_t MY_MAC[6] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05 };
hudakz 0:837203c8d865 28 const uint16_t MY_PORT = 10001;
hudakz 0:837203c8d865 29 EthernetServer server = EthernetServer(MY_PORT);
hudakz 0:837203c8d865 30
hudakz 0:837203c8d865 31 int main(void)
hudakz 0:837203c8d865 32 {
hudakz 0:837203c8d865 33 //#define DHCP 1 // if you'd like to use static IP address comment out this line
hudakz 0:837203c8d865 34 #if defined(DHCP)
hudakz 0:837203c8d865 35 pc.printf("Searching for DHCP server..\r\n");
hudakz 2:60ca1737aa47 36 if(uIPEthernet.begin(MY_MAC) != 1) {
hudakz 0:837203c8d865 37 pc.printf("No DHCP server found.\r\n");
hudakz 0:837203c8d865 38 pc.printf("Exiting application.\r\n");
hudakz 0:837203c8d865 39 return 0;
hudakz 0:837203c8d865 40 }
hudakz 0:837203c8d865 41 pc.printf("DHCP server found.\r\n");
hudakz 0:837203c8d865 42 #else
hudakz 0:837203c8d865 43 // IP address must be unique and compatible with your network.
hudakz 0:837203c8d865 44 const IPAddress MY_IP(192, 168, 1, 33); // Change as appropriate.
hudakz 2:60ca1737aa47 45 uIPEthernet.begin(MY_MAC, MY_IP);
hudakz 0:837203c8d865 46 #endif
hudakz 2:60ca1737aa47 47 IPAddress localIP = uIPEthernet.localIP();
hudakz 2:60ca1737aa47 48 pc.printf("Local IP = %s\r\n", localIP.toString());
hudakz 0:837203c8d865 49 server.begin();
hudakz 0:837203c8d865 50
hudakz 0:837203c8d865 51 while(1) {
hudakz 0:837203c8d865 52 size_t size;
hudakz 0:837203c8d865 53
hudakz 0:837203c8d865 54 if (EthernetClient client = server.available()) {
hudakz 0:837203c8d865 55 pc.printf("Client connected.\r\n");
hudakz 0:837203c8d865 56 pc.printf("Data received from client:\r\n");
hudakz 0:837203c8d865 57 while((size = client.available()) > 0) {
hudakz 0:837203c8d865 58 uint8_t* msg = (uint8_t*)malloc(size);
hudakz 0:837203c8d865 59 size = client.read(msg, size);
hudakz 0:837203c8d865 60 for(int i = 0; i < size; i++)
hudakz 0:837203c8d865 61 pc.printf("0x%x ", msg[i]);
hudakz 0:837203c8d865 62 pc.printf("\r\n");
hudakz 0:837203c8d865 63 free(msg);
hudakz 1:862d66d1ef8c 64 char* acknowledge = "Data received OK";
hudakz 1:862d66d1ef8c 65 client.write((uint8_t*)acknowledge, strlen(acknowledge));
hudakz 1:862d66d1ef8c 66 pc.printf(acknowledge);
hudakz 0:837203c8d865 67 }
hudakz 0:837203c8d865 68 client.stop();
hudakz 0:837203c8d865 69 pc.printf("Client disconnected.\r\n");
hudakz 0:837203c8d865 70 }
hudakz 0:837203c8d865 71 }
hudakz 0:837203c8d865 72 }