STLink Ninebot ESX ESC

In the case of a bricked ESC/Controller/Control Board, STLinking can save the controller from needing to be replaced in some instances.

Accessing the Debug Pins

Remove the 4x Security Torx T25 screws or Hex Screws that hold the handlebar in place on the pole.

Remove the 4x Security Torx T30 screws or Hex screws that hold the pole to the base.

The pole screws in place.

Next comes arguably the most annoying part of the disassembly, removing the waterproofing grommets.

On the top and the bottom is two grommets that are twisted in place.

Press down hard with a large flathead screwdriver and twist counter-clockwise to remove.

The internal battery unplugs fairly easily but the BMS connector may need needle-nose pliers to remove the connector.

3 longer hex screws hold the heat sink in place.

2 shorter hex screws hold the charging port in place.

2 shorter hex screws hold the external battery port in place.

Download STM32 STLink Utility from the ST website.

Scroll down and click "Get Software" and enter your email to receive a download link.

Install it and open it.

Always check that you are downloading files from trusted sources(aka ScooterHacking) to avoid flashing malicious firmware.

Open STM32 STLink Utility and select the file.