Try to slow down streaming speed for KLM tests

Pcie40Libraries/pcie40_b2slc.cpp

@@ -369,7 +369,7 @@ int pcie40_writestream( int dev , int ch , char * filename ) {
     count++ ; 
     data.push_back( (int) ( ( ( 0x70 << 8 ) | ( c & 0xFF ) ) & 0xFFFFFFFF ) ) ;
 
-    if ( 14 == count ) {
+    if ( 6 == count ) {
       data.push_back( 0xEEEE ) ;
       ret = pcie40_writeToFifo( dev , ch , data ) ;
       if ( ret != 0 ) {