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Added RTS/CTS flow control per FTDI representative reccommendation

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This does not fix the issue yet, however, the FTDI guy said we have to have this typw of flow control at this speed
This commit is contained in:
Hayley 2019-06-28 09:40:24 -05:00
parent ec35b5e3f1
commit f5c08a0035
1 changed files with 4 additions and 3 deletions
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7
DSP_API/ThumbDV/thumbDV.c
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@ -292,12 +292,14 @@ static int thumbDV_writeSerial( FT_HANDLE handle , unsigned char * buffer, uint3
if ( handle != NULL )
{
FT_SetRts(handle);
status = FT_Write(handle, buffer, bytes, &written);
if ( status != FT_OK || written != bytes ) {
output( ANSI_RED "Could not write to serial port. status = %d\n", status );
return status;
}
FT_ClrRts(handle);
}
else
{
@ -341,7 +343,7 @@ FT_HANDLE thumbDV_openSerial( FT_DEVICE_LIST_INFO_NODE device )
FT_STATUS status = FT_OK;
UCHAR latency = 5;
output("Trying to open serial port %s /n", device.SerialNumber);
output("Trying to open serial port %s \n", device.SerialNumber);
status = FT_OpenEx(device.SerialNumber, FT_OPEN_BY_SERIAL_NUMBER, &handle);
@ -360,9 +362,8 @@ FT_HANDLE thumbDV_openSerial( FT_DEVICE_LIST_INFO_NODE device )
// Set read and write timeout to 2seconds */
FT_SetTimeouts(handle, 0, 0);
FT_SetDataCharacteristics(handle, FT_BITS_8, FT_STOP_BITS_1, FT_PARITY_NONE);
FT_SetFlowControl(handle, FT_FLOW_XON_XOFF, 0x11, 0x13);
FT_SetFlowControl(handle, FT_FLOW_RTS_CTS, 0, 0);
/*
tty.c_cflag = ( tty.c_cflag & ~CSIZE ) | CS8;