CTR2-Flex/CTR2-Dial Dual-Boot Firmware v2.05.01
The new CTR2-Flex v2 firmware allows you to boot either CTR2-Flex or CTR2-Dial firmware without re-flashing your CTR2 controller.
Download CTR2-Micro Firmware – v1.07.02
Download the latest firmware for your CTR2-Micro here
CTR2-Micro Operation Manual – v1.07.02
You can read or download the Operation Manual for the new CTR2-Micro here
CTR2-Dial Configuration Files – March 4, 2026
Find the map and configuration files you need for CTR2-MIDI and CTR2-Dial here
ESPConnect Browser-Based Flash Tool
thelastoutpostworkshop has released a new browser-based tool called ESPConnect that allows you to flash firmware to an ESP32 microcontroller without the need to download and install the EspressIF Flash Download…
User Photos and Videos
This post showcases some of the interesting photos and videos CTR2 users have sent me. I hope you’ll find some inspiration here and maybe share your configurations with me. NOTE:…
CTR2-MIDI Configuration Files – v1.0
Updated: January 23, 2026 All CTR2 MIDI controllers (running CTR2-MIDI MIDI firmware), must be configured to match the MIDI map of the app they are controlling. Typically, you’ll need to…
CTR2-Quad Assembly Manual – v1.0
This manual provides instructions for assembling the CTR2-Quad Upgrade Kit. This kit is intended for customers that already own an M5Dial controller, or want to upgrade from older CTR2-Dial or…
CTR2-Duo
CTR2-Duo is a two-knob controller based on the M5Dial from M5Stack. It was originally branded CTR2-Flex and optioned with two knobs. To minimize confusion, the two-knob CTR2-Flex was rebranded as…