HMC-20

Some updates are currently available:

- Integration with json. You can now add and extract a layout in json format from the SD card.

- Menu over a virtal serial com port with USB-C cable where you can load and activate multiple layouts (images + json), clear the memory, request device info, set the clock and perform a secure firmware update.

- Integration with mcuboot to upload a signed and encrypted image.

- Setup of 2 demo applications (fogger and home automation) that are available on a SD card. They show the possibilities to interact with digital IO and an external Python script over the command interface.

- Devices can now be ordered on Robotshop and Tindie.

- Update of documentation and datasheet.

28/08/2025: Integration of user defined fonts.