def start(self):
self.running = True
self.start_button["command"] = self.stop
self.start_button["text"] = "Stop"
try:
ul.d_config_bit(self.board_num, self.port.type,
self.port.first_bit, DigitalIODirection.IN)
except ULError as e:
self.stop()
self.show_ul_error(e)
return
self.update_value()
def is_bit_configurable(self):
bit_configurable = False
if self.in_mask & self.out_mask == 0:
# AUXPORT type ports might be configurable, check if d_config_bit
# completes without error
if self.type == DigitalPortType.AUXPORT:
try:
ul.d_config_bit(self._board_num, self.type, self.first_bit,
DigitalIODirection.OUT)
ul.d_config_bit(self._board_num, self.type, self.first_bit,
DigitalIODirection.IN)
bit_configurable = True
except ULError:
bit_configurable = False
return bit_configurable
def _get_is_bit_configurable(self, port_type, first_bit, in_mask,
out_mask):
if in_mask & out_mask > 0:
return False
# AUXPORT type ports might be configurable, check if d_config_bit
# completes without error
if port_type == DigitalPortType.AUXPORT:
try:
ul.d_config_bit(self._board_num, port_type, first_bit,
DigitalIODirection.OUT)
ul.d_config_bit(self._board_num, port_type, first_bit,
DigitalIODirection.IN)
except ULError:
return False
return True
return False