Add launch.conf.json option speaker option (DOS fix)

builtin_apps/PyDOS/code.py

@@ -36,8 +36,9 @@ if implementation.name.upper() == "MICROPYTHON":
     imp = "M"
 elif implementation.name.upper() == "CIRCUITPYTHON":
     if not Pydos_ui:
-        from supervisor import runtime, reload
+        from supervisor import runtime
 
+    from supervisor import reload
     import storage
     import microcontroller
     from adafruit_argv_file import argv_filename
@@ -91,7 +92,10 @@ def PyDOS():
     print("Starting Py-DOS... Type 'help' for help.")
     if readonly:
         print("Warning: Py-DOS is running in read-only mode, some commands may not work.")
-        if input("Press Enter to continue or 'R' to restart in read-write mode: ").upper() == 'R':
+        ans = 'N'
+        while ans[:1].upper() != "C" and ans[:1].upper() != "R":
+            ans = input("Press 'C' to continue or 'R' to restart in read-write mode: ")
+            if ans[:1].upper() == "R":
                 print("\nNote: You can not modify files using the CIRCUITPY drive from a")
                 print("connected host computer in read-write mode. After restarting,")
                 print("you can use the 'readonly' command in PyDOS to return to read-only mode.\n")
@@ -100,6 +104,13 @@ def PyDOS():
                     with open(boot_args_file, "w") as f: 
                         f.write('[false, "/code.py"]')
                     microcontroller.reset()
+                else: 
+                    break
+            elif ans[:1].upper() == "C":
+                break
+            else:
+                print("\nInvalid entry",ans[:1])
+            
 
     envVars["PATH"] = f'{sep};{sep}apps{sep}PyDOS;{sep}apps{sep}PyBasic'
     envVars["PROMPT"] = "$P$G"

src/boot_animation.py

@@ -2,6 +2,7 @@
 #
 # SPDX-License-Identifier: MIT
 import gc
+import json
 
 import board
 import supervisor
@@ -12,6 +13,12 @@ import math
 import adafruit_tlv320
 from audiocore import WaveFile
 import audiobusio
+import adafruit_pathlib as pathlib
+
+launcher_config = {}
+if pathlib.Path("launcher.conf.json").exists():
+    with open("launcher.conf.json", "r") as f:
+        launcher_config = json.load(f)
 
 BOX_SIZE = (235, 107)
 TARGET_FPS = 70
@@ -35,9 +42,19 @@ if ltv320_present:
     # set sample rate & bit depth
     dac.configure_clocks(sample_rate=11030, bit_depth=16)
 
+    if "sound" in launcher_config:
+        if launcher_config["sound"] == "speaker":
+            # use speaker
+            dac.speaker_output = True
+            dac.speaker_volume = -40
+        else:
             # use headphones
             dac.headphone_output = True
             dac.headphone_volume = -15  # dB
+    else:
+        # default to headphones
+        dac.headphone_output = True
+        dac.headphone_volume = -15  # dB
 
     wave_file = open("/boot_animation/ada_fruitjam_boot_jingle.wav", "rb")
     wave = WaveFile(wave_file)