119 lines
2.7 KiB
Python
119 lines
2.7 KiB
Python
# SPDX-License-Identifier: LGPL-3.0-or-later
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# Copyright (C) 2020 Daniel Thompson
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import display
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import time
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class Tracer(object):
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def __init__(self, *args, **kwargs):
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print(f'{self.__class__.__name__}.__init__{args} {kwargs}')
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def __getattr__(self, name):
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if name.upper() == name:
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return name
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return lambda *args, **kwargs: print(f'{self.__class__.__name__}.{name}{args} {kwargs}')
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class ADC(Tracer):
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pass
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class Pin(object):
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IN = 'IN'
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OUT = 'OUT'
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pins = {}
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def __init__(self, id, direction, value=1, quiet=False):
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self._id = id
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self._value = 0
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self._quiet = quiet
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# Update the pin registry
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self.pins[id] = self
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def init(self, d, value):
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self.value(value)
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def on(self):
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self.value(1)
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def off(self):
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self.value(0)
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def value(self, v=None):
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if v is None:
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if not self._quiet:
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print(f'{self._id}: read {self._value}')
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return self._value
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if v:
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if not self._quiet:
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print(self._id + ": set on")
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self._value = False
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else:
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if not self._quiet:
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print(self._id + ": set off")
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self._value = True
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def __call__(self, v=None):
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self.value(v)
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class PWM(Tracer):
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FREQ_16MHZ = 'FREQ_16MHZ'
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class SPI(object):
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def __init__(self, id):
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self._id = id
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if id == 0:
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self.sim = display.spi_st7789_sim
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else:
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self.sim = None
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def init(self, baudrate=1000000, polarity=0, phase=0, bits=8, sck=None, mosi=None, miso=None):
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pass
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def write(self, buf):
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if self.sim:
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self.sim.write(buf)
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else:
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print("Sending data: " + str(buf))
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class I2C():
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def __init__(self, id):
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self.id = id
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if id == 0:
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self.sim = display.i2c_cst816s_sim
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else:
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self.sim = None
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def readfrom_mem_into(self, addr, reg, dbuf):
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if self.sim:
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self.sim.readfrom_mem_into(addr, reg, dbuf, Pin.pins)
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else:
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raise OSError
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class Timer():
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def __init__(self, id, period=1000000):
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self.then = None
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self.period = period
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def start(self):
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self.then = time.time()
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def stop(self):
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self.then = None
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def time(self):
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now = time.time()
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elapsed_sec = now - self.then
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elapsed_us = int(elapsed_sec * 1000000)
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return elapsed_us % self.period
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def period(self):
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self.time()
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def lightsleep(ms=10):
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display.tick(Pin.pins)
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time.sleep(ms / 1000)
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def deepsleep(ms=10):
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lightsleep(ms)
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