Programmed on a Raspberry Pi 4B (Broadcom BCM2711, Quad core Cortex-A72 (ARM v8) 64-bit SoC @ 1.5GHz) with Ubuntu Mate linux operating system (Version 20.04.1 LTS - Focal Fossa - 64-bit, Kernel Linux 5.4.0.-1015-raspi aarch64, MATE 1.24.0).
There is no guarantee that it works elsewhere.