def test_conversion(self):
bs = BitSequence(0xCA, msb=True, length=8)
self.assertEqual('%02x' % bs.tobyte(False), '53')
self.assertEqual('%02x' % bs.tobyte(True), 'ca')
self.assertEqual(bs, BitSequence(bs.tobyte(True), msb=True, length=8))
self.assertRaises(BitSequenceError, BitZSequence.__int__, self.bzs5)
self.assertRaises(BitSequenceError, BitZSequence.tobyte, self.bzs5)
self.assertRaises(BitSequenceError, BitZSequence.tobytes, self.bzs5)
bzs = BitZSequence(0xaa)
self.assertEqual(int(bzs), 0xaa)
def test_conversion(self):
bs = BitSequence(0xCA, msb=True, length=8)
self.assertEqual('%02x' % bs.tobyte(False), '53')
self.assertEqual('%02x' % bs.tobyte(True), 'ca')
self.assertEqual(bs, BitSequence(bs.tobyte(True), msb=True, length=8))
self.assertRaises(BitSequenceError, BitZSequence.__int__, self.bzs5)
self.assertRaises(BitSequenceError, BitZSequence.tobyte, self.bzs5)
self.assertRaises(BitSequenceError, BitZSequence.tobytes, self.bzs5)
bzs = BitZSequence(0xaa)
self.assertEqual(int(bzs), 0xaa)
def _change_state(self, tms):
"""Change the TAP controller state"""
if not isinstance(tms, BitSequence):
raise Exception('Expect a BitSequence')
length = len(tms)
if not (0 < length < 8):
raise Exception('Invalid TMS length')
out = BitSequence(tms, length=8)
# apply the last TDO bit
if self._last is not None:
out[7] = self._last
# print("TMS", tms, (self._last is not None) and 'w/ Last' or '')
# reset last bit
self._last = None
cmd = array('B', (Ftdi.WRITE_BITS_TMS_NVE, length-1, out.tobyte()))
self._stack_cmd(cmd)
def write_tms(self, tms):
"""Change the TAP controller state"""
if not isinstance(tms, BitSequence):
raise JtagError("Expect a BitSequence")
length = len(tms)
if not (0 < length < 8):
raise JtagError("Invalid TMS length")
out = BitSequence(tms, length=8)
# apply the last TDO bit
if self._last is not None:
out[7] = self._last
# print_("TMS", tms, (self._last is not None) and 'w/ Last' or '')
# reset last bit
self._last = None
cmd = Array("B", (Ftdi.WRITE_BITS_TMS_NVE, length - 1, out.tobyte()))
self._stack_cmd(cmd)
self.sync()
def write_tms(self, tms):
"""Change the TAP controller state"""
if not isinstance(tms, BitSequence):
raise JtagError('Expect a BitSequence')
length = len(tms)
if not (0 < length < 8):
raise JtagError('Invalid TMS length')
out = BitSequence(tms, length=8)
# apply the last TDO bit
if self._last is not None:
out[7] = self._last
# print "TMS", tms, (self._last is not None) and 'w/ Last' or ''
# reset last bit
self._last = None
cmd = Array('B', [Ftdi.WRITE_BITS_TMS_NVE, length - 1, out.tobyte()])
self._stack_cmd(cmd)
self.sync()
