def _cleanup():
if is_automation_hat():
_t_auto_lights.stop()
sn3218.output([0] * 18)
_t_update_adc.stop()
GPIO.cleanup()
def setup():
"""Set up the backlight on GFX HAT"""
global _sn3218
import sn3218 as _sn3218
_sn3218.enable()
_sn3218.enable_leds(0b111111111111111111)
_sn3218.output(_buf)
def _exit():
if _t_update_lights:
_t_update_lights.stop()
_t_update_lights.join()
if sn3218 is not None:
sn3218.output([0] * 18)
GPIO.cleanup()
def _auto_lights():
global _led_dirty
input._auto_lights()
analog._auto_lights()
if _led_dirty:
sn3218.output(_led_states)
_led_dirty = False
time.sleep(0.01)
def test_enable_leds(self):
"""Enable different combinations of LEDs"""
sn3218.output([60] * 18)
for _ in range(3):
sn3218.enable_leds(0b101010101010101010)
delay()
sn3218.enable_leds(0b010101010101010101)
delay()
sn3218.enable_leds(0b000000000000000000)
delay()
sn3218.enable_leds(0b111111111111111111)
delay()
def update():
"""
Update backlight with changes to the LED buffer
"""
sn3218.output(leds)
def update(): sn3218.output(leds)
def test_output_1(self):
"""Output to LEDs"""
sn3218.output([0x60] * 18)
delay(0.5)
def show():
'''
Output the contents of the values list to PiGlow.
'''
sn3218.output(_values)
def show():
"""Output the contents of the values list to PiGlow."""
sn3218.output(_values)
def test_enable_leds_non_int(self):
"""Enable fails with wrong type"""
sn3218.output([60] * 18)
with self.assertRaisesRegex(TypeError, 'must be an integer'):
sn3218.enable_leds("banana")
def test_output_wrong_len(self):
"""output fails with wrong length"""
with self.assertRaisesRegex(TypeError, 'list of 18 integers'):
sn3218.output([0x60] * 99)
def test_output_wrong_type(self):
"""output fails with wrong type"""
with self.assertRaisesRegex(TypeError, 'must be a list'):
sn3218.output("apple")
def update():
sn3218.output(leds)
def action_leds(action_level, one, two, three):
"""
Formats the enable_mask for enabling/disabling LEDs
Args:
action_level (int): Level of LEDs to be actioned
one (int): Relay one status
two (int): Relay two status
three (int): Relay three status
"""
# Initialise parameters
global enable_mask
# Set the enable_mask and return the value
if action_level == 1 and one == 1 and two == 0 and three == 0: # Level 1
enable_mask = 0b111000000001000000
elif action_level == 1 and one == 0 and two == 1 and three == 0:
enable_mask = 0b111000000100000000
elif action_level == 1 and one == 0 and two == 0 and three == 1:
enable_mask = 0b111000010000000000
elif action_level == 1 and one == 1 and two == 1 and three == 0:
enable_mask = 0b111000000101000000
elif action_level == 1 and one == 1 and two == 0 and three == 1:
enable_mask = 0b111000010001000000
elif action_level == 1 and one == 0 and two == 1 and three == 1:
enable_mask = 0b111000010100000000
elif action_level == 1 and one == 1 and two == 1 and three == 1:
enable_mask = 0b111000010101000000
elif action_level == 2 and one == 1 and two == 0 and three == 0: # Level 2
enable_mask = 0b111000000001000000
elif action_level == 2 and one == 0 and two == 1 and three == 0:
enable_mask = 0b111000000100000000
elif action_level == 2 and one == 0 and two == 0 and three == 1:
enable_mask = 0b111000010000000000
elif action_level == 2 and one == 1 and two == 1 and three == 0:
enable_mask = 0b111000000101000000
elif action_level == 2 and one == 1 and two == 0 and three == 1:
enable_mask = 0b111000010001000000
elif action_level == 2 and one == 0 and two == 1 and three == 1:
enable_mask = 0b111000010100000000
elif action_level == 2 and one == 1 and two == 1 and three == 1:
enable_mask = 0b111000010101000000
elif action_level == 2 and one == 0 and two == 0 and three == 0:
enable_mask = 0b011000000000000000
elif action_level == 3 and one == 1 and two == 0 and three == 0: # Level 3
enable_mask = 0b100000000001000000
elif action_level == 3 and one == 0 and two == 1 and three == 0:
enable_mask = 0b100000000100000000
elif action_level == 3 and one == 0 and two == 0 and three == 1:
enable_mask = 0b100000010000000000
elif action_level == 3 and one == 1 and two == 1 and three == 0:
enable_mask = 0b100000000101000000
elif action_level == 3 and one == 1 and two == 0 and three == 1:
enable_mask = 0b100000010001000000
elif action_level == 3 and one == 0 and two == 1 and three == 1:
enable_mask = 0b100000010100000000
elif action_level == 3 and one == 1 and two == 1 and three == 1:
enable_mask = 0b100000010101000000
elif action_level == 3 and one == 0 and two == 0 and three == 0:
enable_mask = 0b000000000000000000
# Enable/Disable LEDs
enable_leds(enable_mask)
output([int((math.sin(float(416) / 64.0) + 1.0) * 128.0)] * 18)
def show():
"""Show changes to the backlight"""
setup()
_sn3218.output(_buf)
def show():
sn3218.output(led_values)
def update():
"""
Update backlight with changes to the LED buffer
"""
sn3218.output(leds)
def show():
"""Output the contents of the values list to PiGlow."""
sn3218.output(_values)