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Diffstat (limited to 'docs/source/troubleshooting.rst')
| -rw-r--r-- | docs/source/troubleshooting.rst | 49 |
1 files changed, 29 insertions, 20 deletions
diff --git a/docs/source/troubleshooting.rst b/docs/source/troubleshooting.rst index 9d452d1..f3052d9 100644 --- a/docs/source/troubleshooting.rst +++ b/docs/source/troubleshooting.rst @@ -30,10 +30,8 @@ use :ref:`perpetual bootloader mode My board is bricked! I can't upload via the bootloader no matter what! ---------------------------------------------------------------------- -Use the hardcoded serial STM32 serial bootloader to re-flash the -bootloader. - -.. TODO insert docs on reflashing the bootloader +Use the hardcoded serial STM32 serial bootloader to :ref:`re-flash the +bootloader <bootloader-reflashing>`. If it really is bricked, and you think it's our fault, `contact us <http://leaflabs.com/contact>`_\ ! @@ -43,8 +41,8 @@ My 5v peripheral doesn't work! (I2C, SPI, USART, etc) Yup, the Maple is a 3.3v board. You may need to use a level converter. See the :ref:`compatibility <compatibility>`, :ref:`GPIO -<gpio>`, or other :ref:`hardware specific documentation <hardware>` -for more information. +<gpio>`, or other :ref:`hardware specific documentation +<index-hardware>` for more information. The reset and D38/serial buttons don't seem to work reliably! ------------------------------------------------------------- @@ -100,18 +98,18 @@ a board selected. The work-around is to restart the IDE. Mysterious! ``NullPointerException`` ------------------------ -A classic! Make sure you have selected a board from the pulldown menu. +A classic! Make sure you have selected a board from the pulldown menu. .. TODO: remove when Python version is released ``undefined reference to setup()/loop()`` ----------------------------------------- -Your sketch/program either does not include one of the `setup -<setup()>`_ or `loop <loop()>`_ functions, or it was not found by the -compiler. Your program must include both ``void setup()`` and ``void -loop()`` functions; they don't have to do anything, but they **must** -be there. +Your sketch/program either does not include one of the :ref:`setup() +<lang-setup>` or `loop() <lang-loop>` functions, or it was not found +by the compiler. Your program must include both ``void setup()`` and +``void loop()`` functions; they don't have to do anything, but they +**must** be there. You can start with an example program (to see one in the IDE, click on File > Examples > Stubs > BareMinimum) to get the basic structure. @@ -152,7 +150,11 @@ is several times more FLASH memory available for user programs. ``No DFU capable USB device found`` ----------------------------------- -This probably means you don't have a Maple plugged in or powered on! +This probably means you don't have a Maple plugged in or powered on. +Try unplugging and plugging your Maple or pressing the RESET button. + +This can also happen if you disable the USB peripheral, e.g. using +:ref:`SerialUSB.end() <lang-serialusb-end>`. I have multiple Maples installed; how do I know which one will get flashed? --------------------------------------------------------------------------- @@ -163,19 +165,26 @@ board. There's no solution to this problem for now: you'll have to just plug in the Maples one at a time. If this is a real problem let us know and we'll see if we can come up with a better solution. +My flash programs don't seem to stick; they behave like they are RAM! +--------------------------------------------------------------------- + +If you have uploaded a program to RAM, this will take priority over +any program subsequently uploaded to flash. We'll be removing this +bug in a later version of the bootloader. For now, you can fix this +by unplugging your Maple to clear the contents of RAM, then plugging +it back in. + +If you are using the :ref:`Unix toolchain <unix-toolchain>`, Make sure +you :command:`make clean` when switching between FLASH and RAM +targets; :command:`make` isn't smart enough to rebuild everything that +needs to be for the new target. + .. _troubleshooting-shell: ===================== Command-line issues ===================== -My flash programs don't seem to stick; they behave like they are RAM! ---------------------------------------------------------------------- - -Make sure you :command:`make clean` when switching between FLASH and -RAM targets; :command:`make` isn't smart enough to rebuild everything -that needs to be for the new target. - [Linux] ``cdc_acm 3-1:1.0: no more free acm devices`` ----------------------------------------------------- |