From b06a29c654202e330ab6ad961b2b365344dc1e11 Mon Sep 17 00:00:00 2001 From: He4eT Date: Thu, 14 May 2026 13:11:48 +0200 Subject: [PATCH] Update README.md --- README.md | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/README.md b/README.md index 84b463f..7ab58f5 100644 --- a/README.md +++ b/README.md @@ -31,6 +31,7 @@ Configuration for the 8MHz version of Blackpill_f411 provided by the [Xecut hack - release the `BOOT0` button. For additional details, refer to [STM32 Black Pill](https://land-boards.com/blwiki/index.php?title=STM32_Black_Pill). + See also the [troubleshooting section](#Troubleshooting). 5. Repeat the process starting from step 2 for the **right** half. 6. Download the [Vial configurator](https://get.vial.today/). 7. **Linux Only**: Configure [udev rules](https://get.vial.today/manual/linux-udev.html) for the first launch. @@ -71,3 +72,15 @@ for some explanations. ``` The [Cantor MX Slim Case](https://www.printables.com/model/996711-cantor-mx-slim-case) is a remix of the [Cantor MX Case](https://www.printables.com/model/707238-cantor-mx-case) by [@JellyTitan](https://www.printables.com/@JellyTitan). + +## Troubleshooting + +### dfu-util: Error during download + +Some versions of the STM32 Black Pill are [unable to be flashed over USB using DFU mode](https://github.com/qmk/qmk_firmware/issues/17576). +In this case, you can usually flash the firmware using an ST-LINK device instead: + +```sh +make flash half=left +st-flash write ./vial-qmk/custom_cantor_f401_vial.bin 0x8000000 +```