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The displays have arrived — from AI render to real hardware

A project log for Motorcycle analog-digital-AI dashboard

A custom motorcycle instrument cluster: real needles, round displays, STM32 gauge modules and an ESP32 brain for the GPX 250 Twin.

sergeiSergei 7 hours ago0 Comments

The displays arrived today, and I couldn’t resist trying out the odometer and navigation prompts on them.

I grabbed a Waveshare ESP32 development board, connected a display and asked Codex to write the code. Three minutes later, it was working.

It looks fantastic — just like the AI render, only now it’s real hardware in my hand.

Odometer and trip display running on the round screen
The first odometer and trip screen on the real display.
Navigation prompt with a right-turn arrow and 500 metres on the round display
A first look at the navigation prompt: turn right in 500 metres.
The newly arrived round display modules in their cases
The round displays, fresh out of the delivery box.

One small surprise: SPI, not I²C

The displays turned out to use SPI rather than I²C. Not a big problem: I²C was still shown as the display connection in the first block diagram, so that label needs updating. There are enough microcontroller pins for everything.

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