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word-clock.py
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from machine import Pin, Timer
import time
def singleton(class_):
instances = {}
def getinstance(*args, **kwargs):
if class_ not in instances:
instances[class_] = class_(*args, **kwargs)
return instances[class_]
return getinstance
class Scheduler:
class Schedule:
def __init__(self, name, duration, callback):
self.name = name
self.duration = duration
self.callback = callback
self.lastrun = time.ticks_ms()
count = 0
def __init__(self):
self.schedules = []
def start(self):
self.start = time.ticks_ms()
self.timer = Timer(period=1, callback=self.event_callback)
def schedule(self, name, duration, callback):
self.schedules.append(self.Schedule(name, duration, callback))
def event_callback(self, t):
for schedule in self.schedules:
if schedule.duration == 1:
schedule.callback(t)
else:
tm = time.ticks_ms()
if time.ticks_diff(tm, schedule.lastrun) > schedule.duration:
schedule.callback(t)
schedule.lastrun = tm
@singleton
class Display:
def __init__(self, scheduler):
self.a0 = Pin(16, Pin.OUT)
self.a1 = Pin(18, Pin.OUT)
self.a2 = Pin(22, Pin.OUT)
self.sdi = Pin(11, Pin.OUT)
self.clk = Pin(10, Pin.OUT)
self.le = Pin(12, Pin.OUT)
self.row = 0
self.count = 0
self.leds = [[0] * 32 for i in range(0, 8)]
self.leds_changed = False
self.disp_offset = 2
self.initialise_fonts()
self.initialise_icons()
scheduler.schedule("enable-leds", 1, self.enable_leds)
def enable_leds(self, t):
self.count += 1
self.row = (self.row + 1) % 8
led_row = self.leds[self.row]
if True:
for col in range(32):
self.clk.value(0)
self.sdi.value(led_row[col])
self.clk.value(1)
self.le.value(1)
self.le.value(0)
self.leds_changed = False
self.a0.value(1 if self.row & 0x01 else 0)
self.a1.value(1 if self.row & 0x02 else 0)
self.a2.value(1 if self.row & 0x04 else 0)
def clear(self, x=0, y=0, w=24, h=7):
for yy in range(y, y + h + 1):
for xx in range(x, x + w + 1):
self.leds[yy][xx] = 0
def show_char(self, character, pos):
pos += self.disp_offset # Plus the offset of the status indicator
char = self.ziku[character]
for row in range(1, 8):
byte = char.rows[row - 1]
for col in range(0, char.width):
self.leds[row][pos + col] = (byte >> col) % 2
self.leds_changed = True
def show_text(self, text, pos=0):
i = 0
while i < len(text):
if text[i:i + 2] in self.ziku:
c = text[i:i + 2]
i += 2
else:
c = text[i]
i += 1
char = self.ziku[c]
self.show_char(c, pos)
width = self.ziku[c].width
pos += width + 1
def show_icon(self, name):
icon = self.Icons[name]
for w in range(icon.width):
self.leds[icon.y][icon.x + w] = 1
self.leds_changed = True
def hide_icon(self, name):
icon = self.Icons[name]
for w in range(icon.width):
self.leds[icon.y][icon.x + w] = 0
self.leds_changed = True
def backlight_on(self):
self.leds[0][2] = 1
self.leds[0][5] = 1
def backlight_off(self):
self.leds[0][2] = 0
self.leds[0][5] = 0
def print(self):
for row in range(0, 8):
for pos in range(0, 24):
print("X" if self.leds[row][pos] == 1 else " ", end="")
print("")
def square(self):
'''
Prints a crossed square. For debugging purposes.
'''
for row in range(1, 8):
self.leds[row][2] = 1
self.leds[row][23] = 1
for col in range(2, 23):
self.leds[1][col] = 1
self.leds[7][col] = 1
self.leds[int(col / 24 * 7) + 1][col] = 1
self.leds[7 - int(col / 24 * 7)][col] = 1
class Character:
def __init__(self, width, rows, offset=2):
self.width = width
self.rows = rows
self.offset = offset
class Icon:
def __init__(self, x, y, width=1):
self.x = x
self.y = y
self.width = width
def initialise_icons(self):
self.Icons = {
"MoveOn": self.Icon(0, 0, width=2),
"AlarmOn": self.Icon(0, 1, width=2),
"CountDown": self.Icon(0, 2, width=2),
"°F": self.Icon(0, 3),
"°C": self.Icon(1, 3),
"AM": self.Icon(0, 4),
"PM": self.Icon(1, 4),
"CountUp": self.Icon(0, 5, width=2),
"Hourly": self.Icon(0, 6, width=2),
"AutoLight": self.Icon(0, 7, width=2),
"Mon": self.Icon(3, 0, width=2),
"Tue": self.Icon(6, 0, width=2),
"Wed": self.Icon(9, 0, width=2),
"Thur": self.Icon(12, 0, width=2),
"Fri": self.Icon(15, 0, width=2),
"Sat": self.Icon(18, 0, width=2),
"Sun": self.Icon(21, 0, width=2),
}
day_of_week = {
0: "Sun",
1: "Mon",
2: "Tue",
3: "Wed",
4: "Thur",
5: "Fri",
6: "Sat"
}
def show_day(self, int):
self.clear()
self.show_icon(self.day_of_week[int])
# Derived from c code created by yufu on 2021/1/23.
# Modulus method: negative code, reverse, line by line, 4X7 font
def initialise_fonts(self):
self.ziku = {
"all": self.Character(width=3, rows=[0x05,0x05,0x03,0x03,0x03,0x03,0x03]),
"0": self.Character(width=4, rows=[0x06,0x09,0x09,0x09,0x09,0x09,0x06]),
"1": self.Character(width=4, rows=[0x04,0x06,0x04,0x04,0x04,0x04,0x0E]),
"2": self.Character(width=4, rows=[0x06,0x09,0x08,0x04,0x02,0x01,0x0F]),
"3": self.Character(width=4, rows=[0x06,0x09,0x08,0x06,0x08,0x09,0x06]),
"4": self.Character(width=4, rows=[0x08,0x0C,0x0A,0x09,0x0F,0x08,0x08]),
"5": self.Character(width=4, rows=[0x0F,0x01,0x07,0x08,0x08,0x09,0x06]),
"6": self.Character(width=4, rows=[0x04,0x02,0x01,0x07,0x09,0x09,0x06]),
"7": self.Character(width=4, rows=[0x0F,0x09,0x04,0x04,0x04,0x04,0x04]),
"8": self.Character(width=4, rows=[0x06,0x09,0x09,0x06,0x09,0x09,0x06]),
"9": self.Character(width=4, rows=[0x06,0x09,0x09,0x0E,0x08,0x04,0x02]),
"A": self.Character(width=4, rows=[0x06,0x09,0x09,0x0F,0x09,0x09,0x09]),
"B": self.Character(width=4, rows=[0x07,0x09,0x09,0x07,0x09,0x09,0x07]),
"C": self.Character(width=4, rows=[0x06,0x09,0x01,0x01,0x01,0x09,0x06]),
"D": self.Character(width=4, rows=[0x07,0x09,0x09,0x09,0x09,0x09,0x07]),
"E": self.Character(width=4, rows=[0x0F,0x01,0x01,0x0F,0x01,0x01,0x0F]),
"F": self.Character(width=4, rows=[0x0F,0x01,0x01,0x0F,0x01,0x01,0x01]),
"G": self.Character(width=4, rows=[0x06,0x09,0x01,0x0D,0x09,0x09,0x06]),
"H": self.Character(width=4, rows=[0x09,0x09,0x09,0x0F,0x09,0x09,0x09]),
"I": self.Character(width=3, rows=[0x07,0x02,0x02,0x02,0x02,0x02,0x07]),
"J": self.Character(width=4, rows=[0x0F,0x08,0x08,0x08,0x09,0x09,0x06]),
"K": self.Character(width=4, rows=[0x09,0x05,0x03,0x01,0x03,0x05,0x09]),
"L": self.Character(width=4, rows=[0x01,0x01,0x01,0x01,0x01,0x01,0x0F]),
"M": self.Character(width=4, rows=[0x00,0x11,0x1B,0x15,0x11,0x11,0x11,0x11]), # 5×7
"N": self.Character(width=4, rows=[0x09,0x09,0x0B,0x0D,0x09,0x09,0x09]),
"O": self.Character(width=4, rows=[0x06,0x09,0x09,0x09,0x09,0x09,0x06]),
"P": self.Character(width=4, rows=[0x07,0x09,0x09,0x07,0x01,0x01,0x01]),
"Q": self.Character(width=5, rows=[0x0E,0x11,0x11,0x11,0x15,0x19,0x0E]),#Q
"R": self.Character(width=4, rows=[0x07,0x09,0x09,0x07,0x03,0x05,0x09]), #R
"S": self.Character(width=4, rows=[0x06,0x09,0x02,0x04,0x08,0x09,0x06]),#S
"T": self.Character(width=5, rows=[0x1F,0x04,0x04,0x04,0x04,0x04,0x04]), # 5×7
"U": self.Character(width=4, rows=[0x09,0x09,0x09,0x09,0x09,0x09,0x06]),
"V": self.Character(width=5, rows=[0x11,0x11,0x11,0x11,0x11,0x0A,0x04]), # 5×7
"W": self.Character(width=5, rows=[0x11,0x11,0x11,0x15,0x15,0x1B,0x11]), # 5×7
"Y": self.Character(width=4, rows=[0x1F,0x04,0x04,0x04,0x04,0x04,0x04]), # 5*7
"Z": self.Character(width=4, rows=[0x0F,0x08,0x04,0x02,0x01,0x0F,0x00]), # 4×7
":": self.Character(width=2, rows=[0x00,0x03,0x03,0x00,0x03,0x03,0x00]), #2×7
" :": self.Character(width=2, rows=[0x00,0x00,0x00,0x00,0x00,0x00,0x00]), # colon width space
"°C": self.Character(width=4, rows=[0x01,0x0C,0x12,0x02,0x02,0x12,0x0C]), # celcuis 5×7
"°F": self.Character(width=4, rows=[0x01,0x1E,0x02,0x1E,0x02,0x02,0x02]), # farenheit
" ": self.Character(width=4, rows=[0x00,0x00,0x00,0x00,0x00,0x00,0x00]), # space
".": self.Character(width=1, rows=[0x00,0x00,0x00,0x00,0x00,0x00,0x01]), # 1×7
"-": self.Character(width=2, rows=[0x00,0x00,0x00,0x03,0x00,0x00,0x00]), # 2×7
"/": self.Character(width=2, rows=[0x02,0x02,0x02,0x01,0x01,0x01,0x01,0x01]), # 3×7
"°C2": self.Character(width=4, rows=[0x00,0x01,0x0C,0x12,0x02,0x02,0x12,0x0C]), # 5×7
"°F2": self.Character(width=4, rows=[0x00,0x01,0x1E,0x02,0x1E,0x02,0x02,0x02]),
}
self.digital_tube = {
"0": [0x0F, 0x09, 0x09, 0x09, 0x09, 0x09, 0x0F],
"1": [0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08],
"2": [0x0F, 0x08, 0x08, 0x0F, 0x01, 0x01, 0x0F],
"3": [0x0F, 0x08, 0x08, 0x0F, 0x08, 0x08, 0x0F],
"4": [0x09, 0x09, 0x09, 0x0F, 0x08, 0x08, 0x08],
"5": [0x0F, 0x01, 0x01, 0x0F, 0x08, 0x08, 0x0F],
"5": [0x0F, 0x01, 0x01, 0x0F, 0x09, 0x09, 0x0F],
"6": [0x0F, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08],
"7": [0x0F, 0x09, 0x09, 0x0F, 0x09, 0x09, 0x0F],
"8": [0x0F, 0x09, 0x09, 0x0F, 0x08, 0x08, 0x0F],
"A": [0x0F, 0x09, 0x09, 0x0F, 0x09, 0x09, 0x09],
"B": [0x01, 0x01, 0x01, 0x0F, 0x09, 0x09, 0x0F],
"C": [0x0F, 0x01, 0x01, 0x01, 0x01, 0x01, 0x0F],
"D": [0x08, 0x08, 0x08, 0x0F, 0x09, 0x09, 0x0F],
"E": [0x0F, 0x01, 0x01, 0x0F, 0x01, 0x01, 0x0F],
"F": [0x0F, 0x01, 0x01, 0x0F, 0x01, 0x01, 0x01],
"H": [0x09, 0x09, 0x09, 0x0F, 0x09, 0x09, 0x09],
"L": [0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x0F],
"N": [0x0F, 0x09, 0x09, 0x09, 0x09, 0x09, 0x09],
"P": [0x0F, 0x09, 0x09, 0x0F, 0x01, 0x01, 0x01],
"U": [0x09, 0x09, 0x09, 0x09, 0x09, 0x09, 0x0F],
":": [0x00, 0x03, 0x03, 0x00, 0x03, 0x03, 0x00], # 2×7
"°C": [0x01, 0x1E, 0x02, 0x02, 0x02, 0x02, 0x1E], # celcius 5×7
"°F": [0x01, 0x1E, 0x02, 0x1E, 0x02, 0x02, 0x02], # farenheit
" ": [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],
"T": [0x1F, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04], # 5*7
".": [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01], # 2×7
"-": [0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00], # 2×7
"M": [0x00, 0x11, 0x1B, 0x15, 0x11, 0x11, 0x11, 0x11], # 5×7
"/": [0x00, 0x04, 0x04, 0x02, 0x02, 0x02, 0x01, 0x01], # 3×7
"°C2": [0x00, 0x01, 0x0C, 0x12, 0x02, 0x02, 0x12, 0x0C], # celcuis 5x7
"°F2": [0x00, 0x01, 0x1E, 0x02, 0x1E, 0x02, 0x02, 0x02], # farenheit
"V": [0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x1F], # 5×7
"W": [0x11, 0x11, 0x11, 0x15, 0x15, 0x1B, 0x11], # 5×7
}
scheduler = Scheduler()
display = Display(scheduler)
scheduler.start()
led_onboard = Pin(25, Pin.OUT)
led_onboard.toggle()
# display.square()
adjectives = ["GOOD", "BAD" , "FAST", "SLOW", "IRON", "FIRE", "CUTE", "VILE"]
nouns = ["BEAR", "DUCK", "FROG", "GOAT", "JOEY", "LAMB", "MOLE", "WOLF"]
display.show_text("DUCC")
# GOOD, BAD, SOGGY, CUTE, SMUG, VILE, NEAT, TIDY, SORE
# FROG, LAMB, DEER, GOAT, JOEY, WOLF, MOLE, BEAR, BULL, LION, SEAL
def secs_callback(t):
t = time.time()
display.clear()
display.show_text(adjectives[t % (len(adjectives))]+" ")
scheduler.schedule("clock-second", 1000, secs_callback)
while True:
time.sleep(1)
print(".", end="")