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Diffstat (limited to 'docs/faq_build.md')
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1 files changed, 22 insertions, 23 deletions
diff --git a/docs/faq_build.md b/docs/faq_build.md index d38ca69d0d..ff409f9c61 100644 --- a/docs/faq_build.md +++ b/docs/faq_build.md @@ -1,40 +1,25 @@ # Frequently Asked Build Questions -This page covers questions about building QMK. If you have not yet you should read the [Build Environment Setup](getting_started_build_tools.md) and [Make Instructions](getting_started_make_guide.md) guides. +This page covers questions about building QMK. If you haven't yet done so, you should read the [Build Environment Setup](getting_started_build_tools.md) and [Make Instructions](getting_started_make_guide.md) guides. ## Can't Program on Linux -You will need proper permission to operate a device. For Linux users see udev rules below. Easy way is to use `sudo` command, if you are not familiar with this command check its manual with `man sudo` or this page on line. +You will need proper permissions to operate a device. For Linux users, see the instructions regarding `udev` rules, below. If you have issues with `udev`, a work-around is to use the `sudo` command. If you are not familiar with this command, check its manual with `man sudo` or [see this webpage](https://linux.die.net/man/8/sudo). -In short when your controller is ATMega32u4, +An example of using `sudo`, when your controller is ATMega32u4: $ sudo dfu-programmer atmega32u4 erase --force $ sudo dfu-programmer atmega32u4 flash your.hex $ sudo dfu-programmer atmega32u4 reset -or just +or just: $ sudo make <keyboard>:<keymap>:dfu -But to run `make` with root privilege is not good idea. Use former method if possible. - -## WINAVR is Obsolete -It is no longer recommended and may cause some problem. -See [TMK Issue #99](https://github.com/tmk/tmk_keyboard/issues/99). - -## USB VID and PID -You can use any ID you want with editing `config.h`. Using any presumably unused ID will be no problem in fact except for very low chance of collision with other product. - -Most boards in QMK use `0xFEED` as the vendor ID. You should look through other keyboards to make sure you pick a unique Product ID. - -Also see this. -https://github.com/tmk/tmk_keyboard/issues/150 - -You can buy a really unique VID:PID here. I don't think you need this for personal use. -- http://www.obdev.at/products/vusb/license.html -- http://www.mcselec.com/index.php?page=shop.product_details&flypage=shop.flypage&product_id=92&option=com_phpshop&Itemid=1 +Note that running `make` with `sudo` is generally *not* a good idea, and you should use one of the former methods, if possible. ## Linux `udev` Rules -On Linux you need proper privilege to access device file of MCU, you'll have to use `sudo` when flashing firmware. You can circumvent this with placing these files in `/etc/udev/rules.d/`. +On Linux, you'll need proper privileges to access the MCU. You can either use +`sudo` when flashing firmware, or place these files in `/etc/udev/rules.d/`. **/etc/udev/rules.d/50-atmel-dfu.rules:** ``` @@ -52,6 +37,21 @@ SUBSYSTEMS=="usb", ATTRS{idVendor}=="03eb", ATTRS{idProduct}=="2ff0", MODE:="066 SUBSYSTEMS=="usb", ATTRS{idVendor}=="feed", MODE:="0666" ``` +## WINAVR is Obsolete +It is no longer recommended and may cause some problem. +See [TMK Issue #99](https://github.com/tmk/tmk_keyboard/issues/99). + +## USB VID and PID +You can use any ID you want with editing `config.h`. Using any presumably unused ID will be no problem in fact except for very low chance of collision with other product. + +Most boards in QMK use `0xFEED` as the vendor ID. You should look through other keyboards to make sure you pick a unique Product ID. + +Also see this. +https://github.com/tmk/tmk_keyboard/issues/150 + +You can buy a really unique VID:PID here. I don't think you need this for personal use. +- http://www.obdev.at/products/vusb/license.html +- http://www.mcselec.com/index.php?page=shop.product_details&flypage=shop.flypage&product_id=92&option=com_phpshop&Itemid=1 ## Cortex: `cstddef: No such file or directory` GCC 4.8 of Ubuntu 14.04 had this problem and had to update to 4.9 with this PPA. @@ -61,7 +61,6 @@ https://github.com/tmk/tmk_keyboard/issues/212 https://github.com/tmk/tmk_keyboard/wiki/mbed-cortex-porting#compile-error-cstddef https://developer.mbed.org/forum/mbed/topic/5205/ - ## `clock_prescale_set` and `clock_div_1` Not Available Your toolchain is too old to support the MCU. For example WinAVR 20100110 doesn't support ATMega32u2. |