ERDI Technology (Chengdu)

Reading 905 nm UART Laser Rangefinder Modules: Two Frame Families, Per-Model Units, and Manual Inconsistencies

Technical note by the module manufacturer (ERDI Technology (Chengdu), https://erdilrf.com/). Summarises the two UART wire-protocol families of ERDI 905 nm laser rangefinder modules (8-byte 55 AA command/response; free-running 5C frames), the per-model unit differences (centimetre...