Subversion Repositories ft2232hcore

#include <stdio.h>

#include <time.h>

#include <windows.h>

#include "ftd2xx.h"

#include "types.h"

#pragma comment(lib, "ftd2xx.lib")

int main(void)

{

        FT_HANDLE ftHandle;

        FT_STATUS ftStatus = FT_Open (0, &ftHandle);

        if (!FT_SUCCESS(ftStatus))

        {

                printf("Unable to open USB device\n");

                return 0;

        }

        FT_Purge(ftHandle, FT_PURGE_RX | FT_PURGE_TX);

        FT_SetBitMode(ftHandle, 0, 0x40); // Single Channel Synchronous 245 FIFO Mode

        FT_SetUSBParameters(ftHandle, 32768, 4096);

        FT_SetResetPipeRetryCount(ftHandle, 100);

        FT_SetFlowControl(ftHandle, FT_FLOW_RTS_CTS, 0, 0);       //Required to avoid data loss, see appnote "an_130_ft2232h_used_in_ft245 synchronous fifo mode.pdf"

        FT_SetTimeouts(ftHandle, 500, 0);

        unsigned long start = GetTickCount();

        unsigned long last = start;

        unsigned char buffer[4096];

        int filesize = 0;

        int errors = 0;

        unsigned char sequence = 0;

        bool initialised = false;

        while(true)

        {

                DWORD BytesRead = 0;

                if (FT_Read (ftHandle, buffer, sizeof(buffer), &BytesRead) != FT_OK)

                        break;

                for (uint32_t i = 0; i < BytesRead; i++)

                {

                        uint8_t c = buffer[i];

                        sequence++;

              if (!initialised)

                {

                                sequence = c;

                                initialised = true;

                        }

                        if (c != sequence)

                        {

                                errors++;

                                sequence = c;

                        }

                }

                filesize += BytesRead;

                unsigned long current = GetTickCount();

                if (current - last >= 500)

                {

                        double kbsec = (double) ((double) filesize / 1000) / ((double) (current - start) / 1000);

                        int timepassed = (current - start) / 1000;

                        printf("Sec:%d Errors: %d Size:%dKb Rate:%.1fKb/s       \r", timepassed, errors, filesize/1000, kbsec);

                        fflush(stdout);

                        last = current;

                }

        }

        FT_SetBitMode(ftHandle, 0, 0);

        FT_Close(ftHandle);

        return 0;

}