def aclock():
rtc = pyb.RTC()
uv = lambda phi: cmath.rect(1, phi) # Return a unit vector of phase phi
pi = cmath.pi
days = ('Mon', 'Tue', 'Wed', 'Thur', 'Fri', 'Sat', 'Sun')
months = ('Jan', 'Feb', 'March', 'April', 'May', 'June', 'July', 'Aug',
'Sept', 'Oct', 'Nov', 'Dec')
# Instantiate Writer
Writer.set_textpos(ssd, 0, 0) # In case previous tests have altered it
wri = Writer(ssd, font_small, verbose=False)
wri.set_clip(True, True, False)
wri_tim = Writer(ssd, font_large, verbose=False)
wri_tim.set_clip(True, True, False)
# Instantiate displayable objects
dial = Dial(wri, 2, 2, height=215, ticks=12, bdcolor=None, pip=True)
lbltim = Label(wri_tim, 50, 230, '00.00.00')
lbldat = Label(wri, 100, 230, 100)
hrs = Pointer(dial)
mins = Pointer(dial)
hstart = 0 + 0.7j # Pointer lengths and position at top
mstart = 0 + 0.92j
while True:
t = rtc.datetime(
) # (year, month, day, weekday, hours, minutes, seconds, subseconds)
hang = -t[4] * pi / 6 - t[5] * pi / 360 # Angles of hands in radians
mang = -t[5] * pi / 30
if abs(hang -
mang) < pi / 360: # Avoid visually confusing overlap of hands
hang += pi / 30 # by making hr hand lag slightly
hrs.value(hstart * uv(hang))
mins.value(mstart * uv(mang))
lbltim.value('{:02d}.{:02d}'.format(t[4], t[5]))
lbldat.value('{} {} {} {}'.format(days[t[3] - 1], t[2],
months[t[1] - 1], t[0]))
refresh(ssd)
# Power saving: only refresh every 30s
for _ in range(30):
upower.lpdelay(1000)
ssd.update() # Toggle VCOM
def test(*pin_names, rising=True):
wups = [
upower.WakeupPin(pyb.Pin(name), rising=rising) for name in pin_names
]
reason = machine.reset_cause() # Why have we woken?
if reason in (machine.PWRON_RESET, machine.HARD_RESET,
machine.SOFT_RESET): # first boot
rtc.datetime(
(2020, 8, 6, 4, 13, 0, 0, 0)) # Code to run on 1st boot only
upower.savetime()
if upower.bkpram_ok(): # backup RAM holds valid data: battery backed
light(2) # Blue only
else: # Boot with no backup battery, data is garbage
light(0, 1, 2) # White
elif reason == machine.DEEPSLEEP_RESET:
reason = upower.why()
if reason == 'WAKEUP':
light(0, 1, 2) # White on timer wakeup
upower.savetime()
elif reason == 'X3': # red
light(0)
elif reason == 'X1': # green
light(1)
elif reason == 'C1':
light(2) # Blue
elif reason == 'C13':
light(0, 1) # Red and green
else:
upower.cprint('Unknown: reset?') # Prints if a UART is configured
upower.lpdelay(500) # ensure LEDs visible before standby turns it off
while any((p.state() for p in wups)):
upower.lpdelay(50) # Wait for wakeup signals to go away
upower.lpdelay(50) # Wait out any contact bounce
# demo of not resetting the wakeup timer after a pin interrupt
try: # ms_left can fail in response to various coding errors
timeleft = upower.ms_left(10000)
except upower.RTCError:
timeleft = 10000 # Coding error: uninitialised - just restart the timer
# Set a minimum sleep duration: too short and it uses less power to stay awake
# In real apps this might be longer or you might deal with it in other ways.
timeleft = max(timeleft, 1000)
rtc.wakeup(timeleft)
# These calls reconfigure hardware and should be done last, shortly before standby()
for p in wups:
p.enable()
if not upower.usb_connected:
pyb.standby() # Set pins hi-z and turn LEDs off
else:
light(1) # Green LED: debugging session.
# Copyright Peter Hinch
# V0.4 10th October 2016 Now uses machine.reset_cause()
# Flashes leds at 30 second intervals courtesy of two concurrent timers
# (each times out at one minute intervals).
# Note that the Pyboard flashes the green LED briefly on waking from standby.
import stm, pyb, upower, machine
red, green, yellow = (pyb.LED(x) for x in range(1, 4)
) # LED(3) is blue, not yellow, on D series
rtc = pyb.RTC()
rtc.wakeup(
None
) # If we have a backup battery clear down any setting from a previously running program
reason = machine.reset_cause() # Why have we woken?
if reason == machine.PWRON_RESET or reason == machine.HARD_RESET: # first boot
rtc.datetime((2020, 8, 6, 4, 13, 0, 0, 0)) # Code to run on 1st boot only
aa = upower.Alarm('a')
aa.timeset(second=39)
ab = upower.Alarm('b')
ab.timeset(second=9)
red.on()
elif reason == machine.DEEPSLEEP_RESET:
reason = upower.why()
if reason == 'ALARM_A':
green.on()
elif reason == 'ALARM_B':
yellow.on()
upower.lpdelay(1000) # Let LED's be seen!
pyb.standby()
if reason == "WAKEUP": # green and yellow on timer wakeup
leds[1].on()
leds[2].on()
upower.savetime()
elif reason == "TAMPER": # red
leds[0].on()
elif reason == "X1": # red and green on X1 rising edge
leds[0].on()
leds[1].on()
else:
upower.cprint("Unknown: reset?") # Prints if a UART is configured
t = rtc.datetime()[4:7]
upower.cprint("{:02d}.{:02d}.{:02d}".format(t[0], t[1], t[2]))
upower.lpdelay(500) # ensure LED visible before standby turns it off
tamper.wait_inactive() # Wait for tamper signal to go away
wkup.wait_inactive()
upower.lpdelay(50) # Wait out any contact bounce
# demo of not resetting the wakeup timer after a pin interrupt
try: # ms_left can fail in response to various coding errors
timeleft = upower.ms_left(10000)
except upower.RTCError:
timeleft = 10000 # Coding error: uninitialised - just restart the timer
timeleft = max(timeleft, 1000) # Set a minimum sleep duration: too short and it uses less power to stay awake
# In real apps this might be longer or you might deal with it in other ways.
rtc.wakeup(timeleft)
# These calls reconfigure hardware and should be done last, shortly before standby()
tamper.enable()
wkup.enable()
if not upower.usb_connected:
def wait_ready():
while not ssd.ready():
upower.lpdelay(1000)
# epd29_sync.py Demo of synchronous code on 2.9" EPD display
# Released under the MIT License (MIT). See LICENSE.
# Copyright (c) 2020 Peter Hinch
# color_setup must set landcsape True, asyn False and must not set demo_mode
from math import pi, sin
import upower
import machine
import pyb
pon = machine.Pin('Y5', machine.Pin.OUT_PP,
value=1) # Power on before instantiating display
upower.lpdelay(1000) # Give the valves (tubes) time to warm up :)
from color_setup import ssd # Instantiate
from gui.core.writer import Writer
from gui.core.nanogui import refresh
from gui.core.fplot import CartesianGraph, Curve
from gui.widgets.meter import Meter
from gui.widgets.label import Label
from gui.widgets.dial import Dial, Pointer
# Fonts
import gui.fonts.arial10 as arial10
import gui.fonts.freesans20 as large
wri = Writer(ssd, arial10, verbose=False)
wri.set_clip(False, False, False)
wri_large = Writer(ssd, large, verbose=False)
wri_large.set_clip(False, False, False)
elif reason == 'WAKEUP': # green and yellow on timer wakeup
leds[1].on()
leds[2].on()
upower.savetime()
elif reason == 'TAMPER': # red
leds[0].on()
elif reason == 'X1': # red and green on X1 rising edge
leds[0].on()
leds[1].on()
else:
upower.cprint('Unknown: reset?') # Prints if a UART is configured
t = rtc.datetime()[4:7]
upower.cprint('{:02d}.{:02d}.{:02d}'.format(t[0], t[1], t[2]))
upower.lpdelay(500) # ensure LED visible before standby turns it off
tamper.wait_inactive() # Wait for tamper signal to go away
wkup.wait_inactive()
upower.lpdelay(50) # Wait out any contact bounce
# demo of not resetting the wakeup timer after a pin interrupt
try: # ms_left can fail in response to various coding errors
timeleft = upower.ms_left(10000)
except upower.RTCError:
timeleft = 10000 # Coding error: uninitialised - just restart the timer
timeleft = max(
timeleft, 1000
) # Set a minimum sleep duration: too short and it uses less power to stay awake
# In real apps this might be longer or you might deal with it in other ways.
rtc.wakeup(timeleft)
# These calls reconfigure hardware and should be done last, shortly before standby()
tamper.enable()
leds[2].on()
upower.savetime()
elif reason == 'TAMPER': # red
leds[0].on()
elif reason == 'X1': # red and green on X1 rising edge
leds[0].on()
leds[1].on()
else:
# Prints if a UART is configured
upower.cprint('Unknown: reset?')
t = rtc.datetime()[4:7]
upower.cprint('{:02d}.{:02d}.{:02d}'.format(t[0], t[1], t[2]))
# ensure LED visible before standby turns it off
upower.lpdelay(500)
# Wait for tamper signal to go away
tamper.wait_inactive()
wkup.wait_inactive()
upower.lpdelay(50) # Wait out any contact bounce
# demo of not resetting the wakeup timer after a pin interrupt
try: # ms_left can fail in response to various coding errors
timeleft = upower.ms_left(10000)
except upower.RTCError:
# Coding error: uninitialised - just restart the timer
timeleft = 10000
# Set a minimum sleep duration: too short and it uses less power to stay awake
timeleft = max(timeleft, 1000)
# In real apps this might be longer or you might deal with it in other ways.
rtc.wakeup(timeleft)
# alarm.py Demonstrate using RTC alarms to exit pyb.standby()
# Copyright Peter Hinch
# V0.3 13th February 2016
# Flashes leds at 30 second intervals courtesy of two concurrent timers
# (each times out at one minute intervals).
# Note that the Pyboard flashes the green LED briefly on waking from standby.
import stm, pyb, upower
red, green, yellow, blue = (pyb.LED(x) for x in range(1, 5))
rtc = pyb.RTC()
rtc.wakeup(None) # If we have a backup battery clear down any setting from a previously running program
reason = upower.why() # Why have we woken?
if reason == 'BOOT': # first boot
rtc.datetime((2015, 8, 6, 4, 13, 0, 0, 0)) # Code to run on 1st boot only
aa = upower.Alarm('a')
aa.timeset(second = 39)
ab = upower.Alarm('b')
ab.timeset(second = 9)
red.on()
elif reason == 'POWERUP': # Backup battery in place
blue.on()
elif reason == 'ALARM_A':
green.on()
elif reason == 'ALARM_B':
yellow.on()
upower.lpdelay(1000) # Let LED's be seen!
pyb.standby()
