def lcd(data):
if data["command"] == "write":
lcd.write(data["value"])
return True
if data["command"] == "clear":
lcd.clear()
return True
if data["command"] == "set_contrast":
lcd.set_contrast(data["contrast"])
return True
if data["command"] == "set_cursor_position":
lcd.set_cursor_position(data["column"], data["row"])
return True
if data["command"] == "set_cursor_offset":
lcd.set_cursor_offset(data["offset"])
return True
if data["command"] == "set_display_mode":
lcd.set_display_mode(data["enable"], data["cursor"], data["blink"])
return True
if data["command"] == "create_char":
lcd.create_char(data["char_pos"], data["char_map"])
return True
if data["command"] == "create_animation":
lcd.create_animation(data["anim_pos"], data["anim_map"],
data["frame_rate"])
return True
if data["command"] == "update_animations":
lcd.update_animations()
return True
def init_display():
backlight.graph_set_led_duty(0, 1)
if flipped:
for i in range(len(SPECTRUM_CHARS_FLIP)):
lcd.create_char(i, SPECTRUM_CHARS_FLIP[i])
else:
for i in range(len(SPECTRUM_CHARS)):
lcd.create_char(i, SPECTRUM_CHARS[i])
return char[int(round(time.time() * fps) % len(char))]
x = 0
text = " pimoroni ftw "
while True:
x += 3
x %= 360
backlight.sweep((360.0 - x) / 360.0)
backlight.set_graph(abs(math.sin(x / 100.0)))
if x == 0:
lcd.set_cursor_position(0, 1)
lcd.write(" " * 16)
pos = int(x / 20)
lcd.set_cursor_position(0, 1)
lcd.write(text[:pos] + "\x02")
lcd.set_cursor_position(0, 2)
lcd.write(colours[int(x / 52)])
lcd.create_char(0, get_anim_frame(pirate, 2))
lcd.create_char(1, get_anim_frame(heart, 2))
lcd.create_char(2, get_anim_frame(pacman, 2))
time.sleep(0.01)
def setup_icons(self):
lcd.create_char(0, self.icon_record)
lcd.create_char(1, MenuIcon.pause)
lcd.create_char(2, self.icon_stop)
[0,0,0,0,0,0,0,0]
]
def tidyup():
backlight.off()
lcd.clear()
def get_anim_frame(char,fps):
return char[ int(round(time.time()*fps) % len(char)) ]
backlight.graph_off()
backlight.off()
lcd.set_cursor_position(0,0)
lcd.write(chr(0) * 16)
lcd.set_cursor_position(0,1)
lcd.write(chr(0) * 16)
lcd.set_cursor_position(0,2)
lcd.write(chr(0) * 16)
time.sleep(1)
for x in range(0,255,5):
backlight.single_rgb(3,x,x,x)
atexit.register(tidyup)
while True:
lcd.create_char(0,get_anim_frame(rain,20))
time.sleep(0.1)
#signal.pause()
def redraw(self, menu):
"""
The output to the LCD looks as follows
|Mon 01 Jan 16:35| |Mon 01 Jan 16.35|
|[1] Now 0d7h25m | |[1] In 04d5h25m |
|Event descriptio| |Event descriptio|
Line 1: constantly updating clock. Time seperator blinks between : and .
Line 2: Event number in square brackets
Ongoing events show "Now", an arrow and time to end of event.
Upcoming events show "In", and a countdown to start of event.
Line 3: Event description. "All Day:" is appended if it's an all day event.
Will scroll if the line doesn't fully fit on the screen.
"""
# Start by seeing if we need to be in a reminder state
reminderactive=0
for reminder in self.reminders:
timenow=datetime.datetime.now(self.localtz)
if (timenow > reminder['start'] and timenow < reminder['end']):
reminderactive=1
# Decide what to do with the graph LEDs and set them
graphstates = self.CalculateGraph(reminderactive)
for x in range(6):
backlight.graph_set_led_state(x,graphstates[x])
# If it's time for a refresh because an event's ended, do a background refresh
if (datetime.datetime.now(self.localtz) > self.nextrefresh):
thread.start_new_thread(self.BgUpdateCalendar,())
return
# If maxevents is zero, we have no events due to an error or an empty calendar
if (self.maxevents == 0):
menu.write_option(
row=0,
text="No events!",
scroll=False
)
menu.write_option(
row=1,
text="Rechecking at",
scroll=False
)
menu.write_option(
row=2,
text=str(self.nextrefresh.time().replace(microsecond=0)),
scroll=False
)
return
# If there's a calendar update happening, say so and do nothing else.
# Don't update if the screensave is active..
if (self.updating_calendar == 1 and self.screensave==0):
menu.write_option(
row=0,
text="Please Wait",
scroll=False
)
menu.write_option(
row=1,
text="Updating",
scroll=False
)
menu.write_option(
row=2,
text="Calendar",
scroll=False
)
return
# Do nothing if the screen is turned off
if (self.screensave == 1):
return
# If the idle timer has been reached, turn the screen off
if ((time.time() - self.idletimer) > self.idletimeout):
lcd.clear()
self.screensave = 1
backlight.rgb(0,0,0)
return
# A screensave state of 2 means we need to activate the screen/
# Restore the backlight to the last saved RGB values.
if (self.screensave == 2):
backlight.rgb(self.red,self.green,self.blue)
# Either the displayed event has been changed, or the time has moved on a minute
# In both cases, we need to recalculate the countdown strings
if ((self.d_event != self.c_event) or (datetime.datetime.now().minute != self.last_update)):
# Create timediff items so we can see when the start and finish are relative to now
self.timetoevent=self.events[self.d_event]['estart_dt'] - datetime.datetime.now(self.localtz)
self.timetoend=self.events[self.d_event]['eend_dt'] - datetime.datetime.now(self.localtz)
# Calculate days/hours/mins remaining till event start
self.tte_days = self.timetoevent.days
self.tte_secs = self.timetoevent.seconds
self.tte_hours = (self.tte_secs // 3600)
# +1 minute because we're not counting seconds
self.tte_mins = ((self.tte_secs % 3600) // 60) + 1
# Though this does introduce a kettle of worms that 1h60m is a possible result.
if (self.tte_mins == 60):
self.tte_hours = self.tte_hours + 1
self.tte_mins = 0
# Calculate days/hours/mins remaining till event finish
self.ttee_days = self.timetoend.days
self.ttee_secs = self.timetoend.seconds
self.ttee_hours = (self.ttee_secs // 3600)
# +1 minute because we're not counting seconds
self.ttee_mins = ((self.ttee_secs % 3600) // 60) + 1
# Though this does introduce a kettle of worms that 1h60m is a possible result.
if (self.ttee_mins == 60):
self.ttee_hours = self.ttee_hours + 1
self.ttee_mins = 0
# Update state to reflect the event and the timestamp we've calculated for
self.c_event = self.d_event
self.last_update = datetime.datetime.now().minute
# If the number of days to the event is positive, the event is upcoming.
# Work out how long we have till the event starts.
# If it's negative, the event has already started, so instead we work out how long till the end
if (self.tte_days >= 0):
# If it's over a week away, just show days remaining
if (self.tte_days > 7):
countdown = ("[" + str(self.d_event+1) + "] in " + str(self.tte_days) + "d" )
else:
countdown=("[" + str(self.d_event+1) + "] in " + str(self.tte_days) + "d" +
str(self.tte_hours) + "h" + str(self.tte_mins) + "m" )
start = self.events[self.d_event]['estart_dt'].astimezone(self.localtz).strftime("%H:%M")
else:
# Recreate the arrow character when we know we need to use it. Just to be safe.
# Just show days if it's not finishing in less than a week :)
lcd.create_char(1, self.arrow)
if (self.ttee_days > 7):
countdown= "["+ str(self.d_event+1) + "] Now\x01" + str(self.ttee_days) + "d"
else:
countdown= ("["+ str(self.d_event+1) + "] Now\x01" + str(self.ttee_days) + "d" +
str(self.ttee_hours) + "h" + str(self.ttee_mins) + "m" )
start = ""
# If the event is less than 300 minutes away (5 hours), vary the backlight
# Hue values 0.0 -> 0.3 give us a decent green -> red transition.
# Take the number of seconds left, divide by 60 to give us minutes remaining
# then divide by 1,000 to give us 0.3 at 300 mins left ~~> 0.0 at 0 mins.
# Use the provided hue_to_rgb() function to do the maths for us, and set the
# backlight accordingly.
if (self.tte_days == 0 and (float(self.tte_secs) / 60) < 300):
rgb = backlight.hue_to_rgb(float(self.tte_secs)/60000)
self.SetRGB(rgb[0], rgb[1], rgb[2])
else:
self.SetRGB(self.defaultR, self.defaultG, self.defaultB)
# Pick out the event summary
if (self.events[self.d_event]['allday_flag'] == True):
summary = "All Day:" + self.events[self.d_event]['summary']
else:
summary = start + " " + self.events[self.d_event]['summary']
# We don't need to bother scrolling events with short names
if (len(summary) < 16):
scrollsummary = False
else:
scrollsummary = True
# When the clock's active, we use a custom character for the colon
# We redefine this character every other second so the top dot is
# missing. Which gives us a nice 'blinking' top dot in the time :)
animframe = (datetime.datetime.now().second % 2)
lcd.create_char(2, self.clockanim[animframe])
# datetime.now returns local time, so this behaves correctly
clockstring=datetime.datetime.now(self.localtz).strftime('%a %d %b %H\x02%M')
# Write the menu rows
menu.write_option(
row=0,
text=clockstring,
scroll=False
)
menu.write_option(
row=1,
text=countdown,
scroll=False
)
menu.write_option(
row=2,
text=summary,
scroll=scrollsummary
)
'name': 'Magenta',
'combo': (255, 0, 255)
}, {
'name': 'Aqua',
'combo': (0, 255, 255)
}, {
'name': 'Purple',
'combo': (131, 66, 244)
}, {
'name': 'Indiglo',
'combo': (0, 66, 33)
}]
lcd.set_contrast(51)
lcd.create_char(0, [0, 14, 10, 10, 10, 10, 14, 0])
lcd.create_char(1, [0, 14, 14, 14, 14, 14, 14, 0])
months_abbr = [
None, 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct',
'Nov', 'Dec'
]
trailing_zeros = [
'00',
'01',
'02',
'03',
'04',
'05',
'06',
'07',
sys.exit()
elif command == 'reset':
lcd.clear()
backlight.off()
backlight.graph_off()
elif component == 'LCD':
if command == 'clear':
lcd.clear()
elif command == 'setContrast':
lcd.set_contrast(parameters['contrast'])
elif command == 'setCursorPosition':
lcd.set_cursor_position(parameters['column'], parameters['row'])
elif command == 'write':
lcd.write(parameters['value'])
elif command == 'createCharacter':
lcd.create_char(parameters['memoryPosition'], parameters['map'])
elif command == 'writeCharacter':
lcd.write(chr(parameters['memoryPosition']))
elif component == 'Backlight':
if command == 'turnOff':
backlight.off()
elif command == 'setBrightnessOfLed':
backlight.set(parameters['ledIndex'], parameters['brightness'])
elif command == 'setToHue':
backlight.hue(parameters['hue'])
elif command == 'setLeftToHue':
backlight.left_hue(parameters['hue'])
elif command == 'setMiddleToHue':
backlight.mid_hue(parameters['hue'])
elif command == 'setRightToHue':
backlight.right_hue(parameters['hue'])
raspberry
x = 0
text = " pimoroni ftw "
while True:
x += 3
x %= 360
backlight.sweep((360.0 - x) / 360.0)
backlight.set_graph(abs(math.sin(x / 100.0)))
if x == 0:
lcd.set_cursor_position(0, 1)
lcd.write(" " * 16)
pos = int(x / 20)
lcd.set_cursor_position(0, 1)
lcd.write(text[:pos] + "\x02")
lcd.set_cursor_position(0, 2)
lcd.write(colours[int(x / 52)])
lcd.create_char(0, getAnimFrame(pirate, 2))
lcd.create_char(1, getAnimFrame(heart, 2))
lcd.create_char(2, getAnimFrame(pacman, 2))
time.sleep(0.01)
def setup():
GPIO.setmode(GPIO.BCM)
GPIO.setup(5, GPIO.IN)
GPIO.setup(6, GPIO.IN)
lcd.set_contrast(53)
# Custom font sprites for drawing huge "GOAL"
# full block
lcd.create_char(0, [0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff])
# bottom half block
lcd.create_char(1, [0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff])
# bottom right corner
lcd.create_char(2, [0x01, 0x03, 0x03, 0x07, 0x07, 0x0f, 0x0f, 0x1f])
# top right corner
lcd.create_char(3, [0x1f, 0x0f, 0x0f, 0x07, 0x07, 0x03, 0x03, 0x01])
# bottom left corner
lcd.create_char(4, [0x10, 0x18, 0x18, 0x1c, 0x1c, 0x1e, 0x1e, 0x1f])
# top right corner
lcd.create_char(5, [0x1f, 0x1e, 0x1e, 0x1c, 0x1c, 0x18, 0x18, 0x10])
# Top pyramid corner of A
lcd.create_char(6, [0, 0, 0x04, 0x04, 0x0e, 0x0e, 0x1f, 0x1f])
global goals_locked
goals_locked = True
GPIO.add_event_detect(5, GPIO.RISING, callback=on_goal_1, bouncetime=3000)
GPIO.add_event_detect(6, GPIO.RISING, callback=on_goal_2, bouncetime=3000)
sys.exit()
elif command == 'reset':
lcd.clear()
backlight.off()
backlight.graph_off()
elif component == 'LCD':
if command == 'clear':
lcd.clear()
elif command == 'setContrast':
lcd.set_contrast(parameters['contrast'])
elif command == 'setCursorPosition':
lcd.set_cursor_position(parameters['column'], parameters['row'])
elif command == 'write':
lcd.write(parameters['value'])
elif command == 'createCharacter':
lcd.create_char(parameters['memoryPosition'], parameters['map'])
elif command == 'writeCharacter':
lcd.write(chr(parameters['memoryPosition']))
elif component == 'Backlight':
if command == 'turnOff':
backlight.off()
elif command == 'setBrightnessOfLed':
backlight.set(parameters['ledIndex'], parameters['brightness'])
elif command == 'setToHue':
backlight.hue(parameters['hue'])
elif command == 'setLeftToHue':
backlight.left_hue(parameters['hue'])
elif command == 'setMiddleToHue':
backlight.mid_hue(parameters['hue'])
elif command == 'setRightToHue':
backlight.right_hue(parameters['hue'])
return char[int(round(time.time() * fps) % len(char))]
x = 0
text = " pimoroni ftw "
while True:
x += 3
x %= 360
backlight.sweep((360.0 - x) / 360.0)
backlight.set_graph(abs(math.sin(x / 100.0)))
if x == 0:
lcd.set_cursor_position(0, 1)
lcd.write(" " * 16)
pos = int(x / 20)
lcd.set_cursor_position(0, 1)
lcd.write(text[:pos] + "\x02")
lcd.set_cursor_position(0, 2)
lcd.write(colours[int(x / 52)])
lcd.create_char(0, get_anim_frame(pirate, 2))
lcd.create_char(1, get_anim_frame(heart, 2))
lcd.create_char(2, get_anim_frame(pacman, 2))
time.sleep(0.01)
0b00000,
0b00000,
]
happy = [
0b00000,
0b00000,
0b01010,
0b00000,
0b10001,
0b01110,
0b00000,
0b00000,
]
# Set up the icons
lcd.create_char(0, arrow)
lcd.create_char(1, sad)
lcd.create_char(2, ok)
lcd.create_char(3, happy)
# Set up the LCD display and show starting
lcd.set_contrast(50)
backlight_rgb(255, 0, 255)
lcd.clear()
lcd.set_cursor_position(0, 0)
lcd.write("Starting...")
# Wait the sensor to become ready
while True:
try:
print("Trying to get sensor...")
