cleanup: Remove unused python files from src

Remove python files that are not referenced directly or indirectly by
main.py.

Signed-off-by: Matthias Blankertz <matthias@blankertz.org>
This commit is contained in:
2025-11-11 21:55:05 +01:00
parent 1356ea06ab
commit 111ae65ebc
3 changed files with 0 additions and 244 deletions

View File

@@ -1,58 +0,0 @@
# SPDX-License-Identifier: MIT
# Copyright (c) 2024 Matthias Blankertz <matthias@blankertz.org>
# Run with mpremote.py run src/led_test.py
from machine import Pin
from math import pi, sin, pow
from micropython import const
from rp2_neopixel import NeoPixel
from time import sleep, ticks_ms
import asyncio
pin = Pin.board.GP16
leds = const(10)
brightness = 0.5
np = NeoPixel(pin, leds)
# test fill and write
print("LEDs should now turn red")
np.fill((255, 0, 0))
np.write()
sleep(1)
print("LEDs should now turn green")
np.fill((0, 255, 0))
np.write()
sleep(1)
print("LEDs should now turn blue")
np.fill((0, 0, 255))
np.write()
sleep(1)
# test async
def gamma(value, X=2.2):
return min(max(int(brightness * pow(value / 255.0, X) * 255.0 + 0.5), 0), 255)
async def rainbow(np, period=10):
count = 0.0
while True:
for i in range(leds):
ofs = (count + i) % leds
np[i] = (gamma((sin(ofs / leds * 2 * pi) + 1) * 127),
gamma((sin(ofs / leds * 2 * pi + 2/3*pi) + 1) * 127),
gamma((sin(ofs / leds * 2 * pi + 4/3*pi) + 1) * 127))
count += 0.2
before = ticks_ms()
await np.async_write()
now = ticks_ms()
if before + 20 > now:
await asyncio.sleep_ms(20 - (now - before))
print("LEDs should now start rainbowing")
asyncio.run(rainbow(np))

View File

@@ -1,73 +0,0 @@
from mfrc522 import MFRC522
import asyncio
import time
delay_sum = 0
delay_count = 0
max_delay = 0
async def latency_test():
global delay_sum
global delay_count
global max_delay
global min_delay
min_delay = 0xffffffff
await asyncio.sleep_ms(1)
while True:
for _ in range(2000):
before = time.ticks_us()
await asyncio.sleep(0)
after = time.ticks_us()
delay = after - before
delay_sum += delay
delay_count += 1
if delay > max_delay:
max_delay = delay
if delay < min_delay:
min_delay = delay
await asyncio.sleep_ms(1)
print(f"delay (min / max / avg) [µs]: ({min_delay} / {max_delay} / {delay/delay_sum})")
def uid_to_string(uid: list):
return '0x' + ''.join(f'{i:02x}' for i in uid)
async def get_tag_uid(reader: MFRC522, poll_interval_ms: int = 50) -> list:
'''
The maximum measured delay with poll_interval_ms=50 and a reader with tocard_retries=5 is
15.9 ms:
delay (min / max / avg) [µs]: (360 / 15945 / 1.892923e-06)
The maximum measured delay dropped to 11.6 ms by setting tocard_retries=1:
delay (min / max / avg) [µs]: (368 / 11696 / 6.204211e-06)
'''
while True:
reader.init()
# For now we omit the tag type
(stat, _) = reader.request(reader.REQIDL)
if stat == reader.OK:
(stat, uid) = reader.SelectTagSN()
if stat == reader.OK:
print(f"uid={uid_to_string(uid)}")
await asyncio.sleep_ms(poll_interval_ms)
def main():
reader = MFRC522(spi_id=1, sck=10, miso=12, mosi=11, cs=13, rst=9, tocard_retries=1)
print("")
print("Please place card on reader")
print("")
asyncio.create_task(get_tag_uid(reader))
asyncio.create_task(latency_test())
asyncio.get_event_loop().run_forever()
if __name__ == "__main__":
main()

View File

@@ -1,113 +0,0 @@
# SPDX-License-Identifier: MIT
# Copyright (c) 2024-2025 Matthias Blankertz <matthias@blankertz.org>
import aiorepl
import asyncio
import machine
import micropython
import os
import time
from machine import Pin
from math import pi, sin, pow
from micropython import const
# Own modules
from audiocore import Audiocore
from mp3player import MP3Player
from rp2_neopixel import NeoPixel
from rp2_sd import SDCard
micropython.alloc_emergency_exception_buf(100)
leds = const(10)
brightness = 0.5
def gamma(value, X=2.2):
return min(max(int(brightness * pow(value / 255.0, X) * 255.0 + 0.5), 0), 255)
async def rainbow(np, period=10):
count = 0.0
while True:
for i in range(leds):
ofs = (count + i) % leds
np[i] = (gamma((sin(ofs / leds * 2 * pi) + 1) * 127),
gamma((sin(ofs / leds * 2 * pi + 2/3*pi) + 1) * 127),
gamma((sin(ofs / leds * 2 * pi + 4/3*pi) + 1) * 127))
count += 0.2
before = time.ticks_ms()
await np.async_write()
now = time.ticks_ms()
if before + 20 > now:
await asyncio.sleep_ms(20 - (now - before))
# Set 8 mA drive strength and fast slew rate
machine.mem32[0x4001c004 + 6*4] = 0x67
machine.mem32[0x4001c004 + 7*4] = 0x67
machine.mem32[0x4001c004 + 8*4] = 0x67
def list_sd():
try:
sd = SDCard(mosi=Pin(3), miso=Pin(4), sck=Pin(2), ss=Pin(5), baudrate=15000000)
except OSError:
for i in range(leds):
np[i] = (255, 0, 0)
np.write()
return
try:
os.mount(sd, '/sd')
print(os.listdir(b'/sd'))
except OSError as ex:
print(f"{ex}")
delay_sum = 0
delay_count = 0
max_delay = 0
async def latency_test():
global delay_sum
global delay_count
global max_delay
await asyncio.sleep_ms(1)
while True:
for _ in range(2000):
before = time.ticks_us()
await asyncio.sleep(0)
after = time.ticks_us()
delay = after - before
delay_sum += delay
delay_count += 1
if delay > max_delay:
max_delay = delay
await asyncio.sleep_ms(1)
print(f"Max delay {max_delay} us, average {delay/delay_sum} us")
pin = Pin.board.GP16
np = NeoPixel(pin, leds)
# Test SD card
list_sd()
# Test NeoPixel
asyncio.create_task(rainbow(np))
# Test audio
audioctx = Audiocore(Pin(8), Pin(6))
player = MP3Player(audioctx)
# high prio for proc 1
machine.mem32[0x40030000 + 0x00] = 0x10
testfiles = [b'/sd/' + name for name in os.listdir(b'/sd') if name.endswith(b'mp3')]
player.set_playlist(testfiles)
asyncio.create_task(player.task())
asyncio.create_task(aiorepl.task({'player': player}))
asyncio.get_event_loop().run_forever()