def enter_bootloader():
global ctrl, disp
disp.fill(0)
disp.text(10, 10, '''Bootloader
Mode
Entered''', size=2)
ctrl.on_next_reset(ctrl.RunMode.BOOTLOADER)
ctrl.reset()
def reset_bootloader():
try:
import machine
machine.bootloader()
except ImportError:
import microcontroller
microcontroller.on_next_reset(microcontroller.RunMode.BOOTLOADER)
microcontroller.reset()
def poll_for_host_comms(self):
poll_time = time.monotonic()
cmd, name, value = self.get_memory()
if cmd == _CMD_GET:
self._process_host_get(name)
elif cmd == _CMD_SET:
self._process_host_set(name, value)
elif cmd == _CMD_RESET:
if value == _CMD_RESET_USB:
stdout("Host resetting USB IC")
self.reset()
self.configure()
elif value == _CMD_RESET_MCU:
stdout("Host rebooting MCU")
microcontroller.reset()
elif value == _CMD_RESET_BOOTLOADER:
stdout("Host rebooting MCU into bootloader mode")
microcontroller.on_next_reset(
microcontroller.RunMode.BOOTLOADER)
microcontroller.reset()
elif cmd == _CMD_SAVE:
stdout("Saving configuration to INI file")
result = self._save_config_to_ini()
self.set_memory(_CMD_SAVE, 0, result)
if self._last_poll_time is not None and self.config["reset_on_delay"]:
if poll_time - self._last_poll_time > self.config[
"loop_delay"] * 10:
## Still need to reset history, otherwise RuntimeError will be
## continously raised once the first delay occurs.
self._last_poll_time = poll_time
raise RuntimeError("Excessive loop delay")
self._last_poll_time = poll_time
def reset_into_bootloader():
import microcontroller
microcontroller.on_next_reset(microcontroller.RunMode.BOOTLOADER)
microcontroller.reset()
import time
import random
import microcontroller
from adafruit_circuitplayground.express import cpx
# This is a special command that will cause a single-press RESET to go
# into bootloader more (instead of double-click) to make it easier for
# MakeCode-rs who don't intend to use CircuitPython!
microcontroller.on_next_reset(microcontroller.RunMode.BOOTLOADER)
# Set this to True to turn on the capacitive touch tones
TOUCH_PIANO = True
# NeoPixel color names
WHITE = (50, 50, 50)
OFF = (0, 0, 0)
# Not too bright!
cpx.pixels.brightness = 0.08
def wheel(pos):
# Input a value 0 to 255 to get a color value.
# The colours are a transition r - g - b - back to r.
if (pos < 0) or (pos > 255):
return (0, 0, 0)
if pos < 85:
return (int(255 - pos*3), int(pos*3), 0)
elif pos < 170:
pos -= 85
return (0, int(255 - (pos*3)), int(pos*3))
# Robert Cameron cpx code
# 2019 October
# have a sound and single sequence of lights flash in response to input motion or other signal trigger
# the response should last about 1 second, and then the cpx board should go dark and quiet and wait for the next input trigger
import time
import random
import microcontroller
from adafruit_circuitplayground.express import cpx
# This is a special command that will cause a single-press RESET to go
# into bootloader more (instead of double-click) to make it easier for
# MakeCode-rs who don't intend to use CircuitPython!
microcontroller.on_next_reset(microcontroller.RunMode.BOOTLOADER)
# Set this to True to turn on the capacitive touch tones
TOUCH_PIANO = False
# NeoPixel color names
WHITE = (50, 50, 50)
OFF = (0, 0, 0)
# Not too bright!
cpx.pixels.brightness = 0.3
def wheel(pos):
# Input a value 0 to 255 to get a color value.
# The colours are a transition r - g - b - back to r.
if (pos < 0) or (pos > 255):
def reset_on_pin():
if safe.value is False:
import microcontroller
microcontroller.on_next_reset(microcontroller.RunMode.SAFE_MODE)
microcontroller.reset()
import board
import busio
import gc
import os
import sys
import time
import microcontroller
from config import *
if LOAD_WATCHDOG:
from watchdog import WatchDogMode
w = microcontroller.watchdog
w.timeout = 60.0
w.mode = WatchDogMode.RESET
w.feed()
microcontroller.on_next_reset(microcontroller.RunMode.NORMAL)
print("import libraries")
if LOAD_FREEDOM:
import freedomrobotics
if LOAD_DISPLAY:
import displayio
import terminalio
import adafruit_displayio_ssd1306
from adafruit_display_text import label
displayio.release_displays()
if LOAD_BME680:
import adafruit_bme680
if LOAD_SGP30:
import adafruit_sgp30
def bootloader(*args, **kwargs):
import microcontroller
microcontroller.on_next_reset(microcontroller.RunMode.BOOTLOADER)
microcontroller.reset()