async def dev_enable_vcp(*a):
# Enable USB serial port emulation, for devs.
#
from usb import is_vcp_active
if is_vcp_active():
await ux_show_story(
"""The USB virtual serial port is already enabled.""")
return
was = pyb.usb_mode()
pyb.usb_mode(None)
if was and 'MSC' in was:
pyb.usb_mode('VCP+MSC')
else:
pyb.usb_mode('VCP+HID')
# allow REPL access
ckcc.vcp_enabled(True)
await ux_show_story("""\
The USB virtual serial port has now been enabled. Use a real computer to connect to it."""
)
async def usb_keypad_emu():
# Take keypresses on USB virtual serial port (when not in REPL mode)
# and converts them into keypad events. Super handy for UX testing/dev.
#
# IMPORTANT:
# - code is **not** used in real product, but left here for devs to use
# - this code isn't even called; unless you add code to do so, see ../stm32/my_lib_boot2.py
#
u = pyb.USB_VCP()
while 1:
await sleep_ms(100)
while u.isconnected() and u.any():
from main import numpad
k = u.read(3).decode()
remap = { '\r': 'y',
'\x1b': 'x',
'q': 'x',
'\x1b[A': '5',
'\x1b[B': '8',
'\x1b[C': '9',
'\x1b[D': '7' }
if k in remap: k = remap[k]
if k in '\x04': # ^D
# warm reset
from machine import soft_reset
soft_reset()
if k == 'd':
numpad.debug = (numpad.debug + 1) % 3
continue
if k == 'n':
if numpad.disabled:
numpad.start()
else:
numpad.stop()
print("npdis = %d" % numpad.disabled)
continue
if k == 'r':
numpad.trigger_baseline = True
continue
if k == 's':
numpad.sensitivity = (numpad.sensitivity + 1) % 5
print("sensi = %d" % numpad.sensitivity)
continue
if k == 'U':
# enter DFU
import callgate
callgate.enter_dfu()
# not reached
if k == 't':
ckcc.vcp_enabled(True)
print("Repl enabled")
continue
if k == 'm':
import gc
print("Memory: %d" % gc.mem_free())
continue
if k in '0123456789xy':
numpad.inject(k)
else:
print('? %r' % k)
# main.py
#
# - main.loop is imported and "run forever" by boot.py, forced into place by COLDCARD/initfs code
# - cannot be changed by /flash/lib overrides, because already imported before that.
#
# see RAM_HEADER_BASE, and coldcardFirmwareHeader_t in sigheader.h
import pyb, sys, version, gc
# this makes the GC run when larger objects are free in an attempt to reduce fragmentation.
gc.threshold(4096)
if 0:
# useful for debug: keep this stub!
import ckcc
ckcc.vcp_enabled(True)
#pyb.usb_mode('VCP+MSC') # handy but annoying disk issues
pyb.usb_mode('VCP')
raise SystemExit
# what firmware signing key did we boot with? are we in dev mode?
is_devmode = version.is_devmode()
if is_devmode:
# For devs only: allow code in this directory to overide compiled-in stuff. Dangerous!
# - using relative paths here so works better on simulator
# - you must boot w/ non-production-signed firmware to get here
sys.path.insert(0, 'flash/lib')
# Give external devs a way to start stuff early
try:
def is_vcp_active():
# VCP = Virtual Comm Port
en = ckcc.vcp_enabled(None)
cur = pyb.usb_mode()
return cur and ('VCP' in cur) and en
async def usb_keypad_emu():
# Take keypresses on USB virtual serial port (when not in REPL mode)
# and converts them into keypad events. Super handy for UX testing/dev.
#
# IMPORTANT:
# - code is **not** used in real product, but left here for devs to use
# - this code isn't even called; unless you add code to do so, see ../stm32/my_lib_boot2.py
#
from ux import the_ux
from menu import MenuSystem
from seed import WordNestMenu
u = pyb.USB_VCP()
remap = { '\r': 'y',
'\x1b': 'x',
'\x1b[A': '5',
'\x1b[B': '8',
'\x1b[C': '9',
'\x1b[D': '7' }
while 1:
await sleep_ms(100)
while u.isconnected() and u.any():
from main import numpad
k = u.read(3).decode()
if k in '\x04': # ^D
# warm reset
from machine import soft_reset
soft_reset()
if 0:
if k == 'd':
numpad.debug = (numpad.debug + 1) % 3
continue
if k == 'n':
if numpad.disabled:
numpad.start()
else:
numpad.stop()
print("npdis = %d" % numpad.disabled)
continue
if k == 'U':
# enter DFU
import callgate
callgate.enter_dfu()
# not reached
if k == 'T':
ckcc.vcp_enabled(True)
print("Repl enabled")
continue
if k == 'M':
import gc
print("Memory: %d" % gc.mem_free())
continue
# word menus: shortcut for first letter
top = the_ux.top_of_stack()
if top and isinstance(top, WordNestMenu) and len(top.items) > 6:
pos = min(len(i.label) for i in top.items)
if pos >= 2:
for n, it in enumerate(top.items):
if it.label[pos-2] == k:
top.goto_idx(n)
top.show()
k = None
break
if k is None: continue
if k in remap:
k = remap[k]
if k in '0123456789xy':
numpad.inject(k)
continue
print('? %r' % k)
def is_vcp_active():
en = ckcc.vcp_enabled(None)
cur = pyb.usb_mode()
return cur and ('VCP' in cur) and en
