diff --git a/Compiling-and-flashing-the-firmware.md b/Compiling-and-flashing-the-firmware.md index 1ec6a05..f74239f 100644 --- a/Compiling-and-flashing-the-firmware.md +++ b/Compiling-and-flashing-the-firmware.md @@ -4,7 +4,9 @@ If you have never flashed your sideboard before, the MCU is probably locked. To Do not power the mainboard from the 3.3V of your programmer! This has already killed multiple mainboards. -Make sure you hold the power button while flashing the firmware, as the STM might release the power latch and switches itself off during flashing. Battery > 36V have to be connected while flashing. +Make sure you hold the power button while flashing the firmware, as the STM might release the power latch and switches itself off during flashing. Battery > 36V have to be connected while flashing.
+ +⚠If you are using a jumper instead of the power button, make sure you are not entering the [Auto-Calibration](https://github.com/EmanuelFeru/hoverboard-firmware-hack-FOC/wiki/Input-Calibration#auto-calibration) by mistake, which would deactivate the inputs if you don't proceed with the calibration properly. If you face this issue, erase the chip in st-link utility before flashing the firmware, or do a proper auto-calibration⚠ To build and flash choose one of the following methods: