The Two Trees Sapphire Pro (often rebranded as the SP-3) typically runs on an MKS Robin Nano
Firmware Link Analysis
Key Findings
Feature: The update.ini file.
When the user inserts an SD card containing a specific configuration file, the printer reads it to find the firmware source. two trees sapphire pro firmware link
If you have heavily modified your Sapphire Pro by adding a BLTouch, upgrading to TMC2209 silent stepper drivers, or moving to a direct-drive extruder, standard pre-compiled firmware will not suffice. You will need to compile your own firmware or find a custom fork. GitHubhttps://github.com The Two Trees Sapphire Pro (often rebranded as