1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
|
# 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)
|
