EthernetSocket_OpenClient.mc

 
#include "..\..\..\SDK\SDK_ApossC.mc"
#include <SysDef.mh>
 
// Parameters for the example
#define SERVER_IP_ADDRESS       192.168.1.81    // IP address of the server socket.
#define SERVERT_PORT_NUM        3000            // Port of the server socket.
#define CYCLE_TIME              1000            // ms → 0 to disable
 
// Local functions
void EthernetSendData_sendCycle(void);
void FunctionEthernetHandler(void);
 
// global variables
long client_handle;
long status, status_old;
 
long main(void)
{
    // All errors are cleared at the beginning of the program.
    ErrorClear();
 
    // opening an ethernet client in case of a failure the program will be terminated
    print("EthernetOpenClient with IP: ",SERVER_IP_ADDRESS," and Port: ",SERVERT_PORT_NUM);
    client_handle = EthernetOpenClient(PROT_TCP, SERVER_IP_ADDRESS, SERVERT_PORT_NUM);   //  ipAddress, portNumber);
 
    print(" returned handler 'client_handle' : ",client_handle);
    if(client_handle<0)
    {
        sdkEthernetPrintGeneralResult(client_handle);
        print("Exit program");
        Exit(0);
    }
 
    // Wating for connection
    print("Wating for connection");
    while(3 != status)
    {
        status = EthernetGetConnectionStatus(client_handle);
        if(status != status_old)
        {
            sdkEthernetPrintConnectionStatus(status);
            status_old=status;
            Delay(1);
        }
    }
 
    // Start interrupts
    InterruptSetup(ETHERNET, FunctionEthernetHandler, client_handle);
    InterruptSetup(PERIOD, EthernetSendData_sendCycle, CYCLE_TIME);
 
    while (1) {
        status = EthernetGetConnectionStatus(client_handle);
        if(status != status_old)
        {
            sdkEthernetPrintConnectionStatus(status);
            status_old=status;
            Delay(1);
        }
    }
 
    return(0);
}
 
void FunctionEthernetHandler(void)
{
    long result;
    wchar receiveArray[50]="";
    wchar sendResponse[]="sendResponse";
 
    arrayset(receiveArray,0,result);
 
    result = EthernetReceiveTelegram(client_handle, receiveArray);
    print("\nwe received a Ethernet Telegram at time: ", Time());
    print("num of received data: ",result);
    print("receiveArray: ", receiveArray);
 
    result = sdkEthernetSendString(sendResponse, client_handle);
    sdkEthernetPrintGeneralResult(result);
 
    return;
}
 
void EthernetSendData_sendCycle(void)
{
    long result;
    wchar sendArray[30] = "";
 
    sprintf(sendArray, "EthernetSendData_sendCycle\n");
    result = sdkEthernetSendString(sendArray, client_handle);
    sdkEthernetPrintGeneralResult(result);
 
    return;
}