Klik aan Klik Uit (doorbells, wireless dimmers and switches) EU

sjoukes · July 21, 2022, 12:17pm

Info
Frequency 433.92Mhz
Modulation: OOK
Rollingkey: No
Usage: Multi purpose RF protocol for doorbells, switches and dimmers.
Nof FCC ID known.

Raw capture from doorbell which works when replayed
KlikAanKlikUit-Doorbel(NL).sub (32.6 KB)

Raw catpure from KaKu Switch multiple on and multiple off signals
Kaku_switch.sub (113.5 KB)

Decoder from RTL443 can be found here

github.com

merbanan/rtl_433/blob/master/src/devices/newkaku.c

/** @file
    Kaku decoder.
*/
/**
Kaku decoder.
Might be similar to an x1527.
S.a. Nexa, Proove.

Two bits map to 2 states, 0 1 -> 0 and 1 0 -> 1
Status bit can be 1 1 -> 1 which indicates DIM value. 4 extra bits are present with value
start pulse: 1T high, 10.44T low
- 26 bit:  Address
- 1  bit:  group bit
- 1  bit:  Status bit on/off/[dim]
- 4  bit:  unit
- [4 bit:  dim level. Present if [dim] is used, but might be present anyway...]
- stop pulse: 1T high, 40T low
*/

#include "decoder.h"

This file has been truncated. show original

qistoph · August 19, 2022, 11:16am

PR submitted: https://github.com/flipperdevices/flipperzero-firmware/pull/1625

SkorP · August 19, 2022, 11:18am

how could i miss this