NV-H5B is a S-COM receiver based on NV-7B. It is mounted to the socket of a signal and displays signal code according to the received code on data wire.
This repository contains KiCad schematics & pcb layout design as well as MCU firmware source code.
- 5 V power supply.
- Mechanical compatibility with NV-7D.
- Receives standard S-COM protocol.
- Separate resistor for each LED to unify brightness.
- ATtiny25 main MCU.
- Opensource & openhardware design.
- Supported signals (CZ).
- Yellow: 4k7
- Red: 10k
- White: 22k
- Green: 2k2
- Blue: 22k
- Yellow: 1k
- Red: 10k
- White: 22k
- Green: 1k
- Blue: 47k
PCBs are provided under Creative Commons Attribution-ShareAlike 4.0 License as openhardware project. You may download any data, contribute to the project, create PCB yourself or even sell it yourself.
Source code is provided under the Apache License v2.0 .