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# SPDX-License-Identifier: LGPL-3.0-or-later
# Copyright (C) 2020 Daniel Thompson
import display
import time
class Tracer(object):
def __init__(self, *args, **kwargs):
print(f'{self.__class__.__name__}.__init__{args} {kwargs}')
def __getattr__(self, name):
if name.upper() == name:
return name
return lambda *args, **kwargs: print(f'{self.__class__.__name__}.{name}{args} {kwargs}')
class ADC(Tracer):
pass
class Pin(object):
IN = 'IN'
OUT = 'OUT'
IRQ_FALLING = 'IRQ_FALLING'
pins = {}
def __init__(self, id, direction, value=1, quiet=False):
self._id = id
self._value = 0
self._quiet = quiet
# Update the pin registry
self.pins[id] = self
def irq(self, trigger, handler):
self._handler = handler
def init(self, d, value):
self.value(value)
def on(self):
self.value(1)
def off(self):
self.value(0)
def raise_irq(self):
self._handler(self)
def value(self, v=None):
if v is None:
if not self._quiet:
print(f'{self._id}: read {self._value}')
return self._value
if v:
if not self._quiet:
print(self._id + ": set on")
self._value = False
else:
if not self._quiet:
print(self._id + ": set off")
self._value = True
def __call__(self, v=None):
self.value(v)
class PWM(Tracer):
FREQ_16MHZ = 'FREQ_16MHZ'
class SPI(object):
def __init__(self, id):
self._id = id
if id == 0:
self.sim = display.spi_st7789_sim
else:
self.sim = None
def init(self, baudrate=1000000, polarity=0, phase=0, bits=8, sck=None, mosi=None, miso=None):
pass
def write(self, buf):
if self.sim:
self.sim.write(buf)
else:
print("Sending data: " + str(buf))
class I2C():
def __init__(self, id):
self.id = id
if id == 0:
self.sim = display.i2c_cst816s_sim
else:
self.sim = None
def readfrom_mem_into(self, addr, reg, dbuf):
if self.sim:
self.sim.readfrom_mem_into(addr, reg, dbuf, Pin.pins)
else:
raise OSError
def writeto_mem(self, addr, reg, dbuf):
if self.sim:
self.sim.writeto_mem(addr, reg, dbuf, Pin.pins)
else:
raise OSError
class Timer():
def __init__(self, id, period=1000000):
self.then = None
self.period = period
def start(self):
self.then = time.time()
def stop(self):
self.then = None
def time(self):
now = time.time()
elapsed_sec = now - self.then
elapsed_us = int(elapsed_sec * 1000000)
return elapsed_us % self.period
def period(self):
self.time()
def lightsleep(ms=10):
display.tick(Pin.pins)
time.sleep(ms / 1000)
def deepsleep(ms=10):
lightsleep(ms)
def reset():
# We don't simulate an actual watch reset, but it should be enough for what
# we want to test
print("RESET")
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