Adafruit_GPIO/FT232H.py
def _mpsse_sync(self, max_retries=10):
        """Synchronize buffers with MPSSE by sending bad opcode and reading expected
        error response.  Should be called once after enabling MPSSE."""
        # Send a bad/unknown command (0xAB), then read buffer until bad command
        # response is found.
        self._write('\xAB')
        # Keep reading until bad command response (0xFA 0xAB) is returned.
        # Fail if too many read attempts are made to prevent sticking in a loop.
        tries = 0
        sync = False
        while not sync:
            data = self._poll_read(2)
            if data == '\xFA\xAB':
                sync = True
            tries += 1
            if tries >= max_retries:
                raise RuntimeError('Could not synchronize with FT232H!')
def _mpsse_sync(self, max_retries=10):
        """Synchronize buffers with MPSSE by sending bad opcode and reading expected
        error response.  Should be called once after enabling MPSSE."""
        # Send a bad/unknown command (0xAB), then read buffer until bad command
        # response is found.
        self._write('\xAB')
        # Keep reading until bad command response (0xFA 0xAB) is returned.
        # Fail if too many read attempts are made to prevent sticking in a loop.
        tries = 0
        sync = False
        while not sync:
            data = self._poll_read(2)
            if data == '\xFA\xAB':
                sync = True
            tries += 1
            if tries >= max_retries:
                raise RuntimeError('Could not synchronize with FT232H!')
def _mpsse_sync ( self , max_retries = 10 ) : # Send a bad/unknown command (0xAB), then read buffer until bad command # response is found. self . _write ( '\xAB' ) # Keep reading until bad command response (0xFA 0xAB) is returned. # Fail if too many read attempts are made to prevent sticking in a loop. tries = 0 sync = False while not sync : data = self . _poll_read ( 2 ) if data == '\xFA\xAB' : sync = True tries += 1 if tries >= max_retries : raise RuntimeError ( 'Could not synchronize with FT232H!' )
Synchronize buffers with MPSSE by sending bad opcode and reading expected
        error response.  Should be called once after enabling MPSSE.
Synchronize buffers with MPSSE by sending bad opcode and reading expected error response . Should be called once after enabling MPSSE .