Ats20 Firmware Exclusive -

The ATS_EX firmware focuses on a "cleaner" experience and more granular control for radio hobbyists:

The ATS20 hardware is a diamond in the rough. By moving away from the factory software and utilizing the "exclusive" community-driven firmware, you unlock better selectivity, a more intuitive UI, and a significantly improved SSB experience. It is the single most cost-effective upgrade any radio enthusiast can make. ats20 firmware exclusive

| Issue | Likely Cause | Exclusive Fix | | :--- | :--- | :--- | | | LCD driver mismatch (ILI9341 vs ST7735) | Recompile or find a build with "Auto-detect LCD" flag. | | Volume stuck at max | GPIO pin mapping changed | Open the case; temporary fix: remove R18 resistor. | | No SSB (silent) | BFO (Beat Frequency Oscillator) offset drifted | Use the hidden menu: Press Vol knob 2x, tune BFO to 1200 Hz. | | Encoder spins opposite | Phase A/B swapped | Exclusive builds usually allow "Encoder Reverse" in Config menu. | The ATS_EX firmware focuses on a "cleaner" experience