def check_hardware(skip_keyboard_input = False):
# first the GPIO pins
sound_check_passed = 'skip-gpio-test' in sys.argv;
while not sound_check_passed:
print 'Checking device control - you should hear both devices turn on/off or off/on...'
time.sleep(1)
try:
chestfreezer_gpio.output_pin_for_time(configuration.heater_pin(), False, 1)
time.sleep(1)
chestfreezer_gpio.output_pin_for_time(configuration.freezer_pin(), False, 1)
except ValueError as e:
sys.exit('Pins could not be activated, reason:\n' + str(e) + '\nTerminating.')
try:
if skip_keyboard_input: raise termios.error
# eclipse cannot handle this!
sound_check_passed = do_sound_check()
except termios.error:
print 'You are using eclipse or some other IDE or are running tests, check passed.'
sound_check_passed = True
print 'GPIO pins #' + configuration.heater_pin() + ' and #' + configuration.freezer_pin() + ' connected correctly.'
# then the temperature sensor(s)
temperature_probes.initialize_probes()
probes = temperature_probes.probe_ids
if probes is None:
sys.exit('No temperature probes were detected, check your wiring. Terminating.')
else:
print 'Found ' + str(len(probes)) + ' functional temperature sensor(s).'
temperature_probes.determine_master_probe()
if 'insert-test-data' in sys.argv:
data_for_testing.insert_dummy_temperatures()
def checkHardware():
# first the GPIO pins
import hardware.chestfreezer_gpio as gpio
sound_check_passed = True;
while not sound_check_passed:
print 'Checking device control - you should hear four clicking noises...'
time.sleep(1)
try:
gpio.output_pin_for_time(configuration.heater_pin(), False, 1)
time.sleep(1)
gpio.output_pin_for_time(configuration.freezer_pin(), False, 1)
except ValueError as e:
sys.exit('Pins could not be activated, reason:\n' + str(e) + '\nTerminating.')
sound_check_passed = do_sound_check(gpio)
print 'GPIO pins #' + configuration.heater_pin() + ' and #' + configuration.freezer_pin() + ' connected correctly.'
# then the temperature sensor(s)
temperature.initialize_probes()
probes = temperature.probe_ids
if probes is None:
sys.exit('No temperature probes were detected, check your wiring. Terminating.')
else:
print 'Found ' + str(len(probes)) + ' functional temperature sensor(s).'
temperature.determine_master_probe()
def _set_freezer(should_activate):
""" sets the freezer state to on/off directly """
global freezer_state
new_state = _set_device_internal('freezer', should_activate, freezer_state, configuration.freezer_pin())
freezer_state = new_state