Helios Controller USB Type C
Helios Controller USB Type C
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Helios is a rp2040 Controller with Pro Micro compatible pinout, 16MB (128Mbit) of flash, Dual ARM Cortex-M0 @133MHz, and 264kB SRAM.
Designed for use in custom mechanical (split) keyboards, but many other uses are possible.
Features
- Pro-micro / Sparkfun RP2040 compatible footprint, with 5 extra pins at bottom (Elite-C style)
- Raspberry Pi RP2040 MCU
- Default off red power LED that you can turn on via a jumper
- Blue user LED
- Level-shifter to drive 5V components.
- 16MB (128Mbit) flash memory
- Dual ARM Cortex-M0 @133MHz
- 264kB SRAM
- User LED & USB VBUS detect
- Low profile USB-C mid-mount connector
- PCB Thickness: 1mm
Programming
The Helios uses a single button switch and will auto enter bootloader mode out of the packaging. In order to enter bootloader mode click and hold the reset switch with a long (>500ms) click. This backwards compatibility also enables you to use reset buttons on existing keyboards for both functions.
Dimensions
34mm (H) x 18mm (W)
USB Port: 3.26mm (H)
PCB: 2mm (H)
Includes
1 x Helios RP2040 USB Type C Controller
This RP2040 controller is designed by 0xCB-dev
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Pretty powerful. Although I'm not expert on programming controllers, it was easy enough. Be aware that it expects uf2 files.