mwalbeck/rtl_433
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Add support for Kerui WD51 Water leak sensor (closes )

Browse source
This commit is contained in:
Christian W. Zuckschwerdt 2020-06-18 22:44:46 +02:00
parent 0da03c3903
commit 1e49e5058f
1 changed files with 34 additions and 29 deletions

63
src/devices/kerui.c
View file

@ -1,14 +1,16 @@
/* Kerui PIR / Contact Sensor
*
* Such as
* http://www.ebay.co.uk/sch/i.html?_from=R40&_trksid=p2050601.m570.l1313.TR0.TRC0.H0.Xkerui+pir.TRS0&_nkw=kerui+pir&_sacat=0
*
* also tested with:
* KERUI D026 Window Door Magnet Sensor Detector (433MHz) https://fccid.io/2AGNGKR-D026
* events: open / close / tamper / battery low (below 5V of 12V battery)
*
* Note: simple 24 bit fixed ID protocol (x1527 style) and should be handled by the flex decoder.
*/
/**
Kerui PIR / Contact Sensor.
Such as
http://www.ebay.co.uk/sch/i.html?_from=R40&_trksid=p2050601.m570.l1313.TR0.TRC0.H0.Xkerui+pir.TRS0&_nkw=kerui+pir&_sacat=0
also tested with:
KERUI D026 Window Door Magnet Sensor Detector (433MHz) https://fccid.io/2AGNGKR-D026
events: open / close / tamper / battery low (below 5V of 12V battery)
Note: simple 24 bit fixed ID protocol (x1527 style) and should be handled by the flex decoder.
There is a leading sync bit with a wide gap which runs into the preceeding packet, it's ignored as 25th data bit.
*/
#include "decoder.h"
@ -19,9 +21,13 @@ static int kerui_callback(r_device *decoder, bitbuffer_t *bitbuffer) {
int cmd;
char *cmd_str;
if (bitbuffer->bits_per_row[0] != 25)
int r = bitbuffer_find_repeated_row(bitbuffer, 9, 25); // expected are 25 packets, require 9
if (r < 0)
return DECODE_ABORT_LENGTH;
b = bitbuffer->bb[0];
if (bitbuffer->bits_per_row[r] != 25)
return DECODE_ABORT_LENGTH;
b = bitbuffer->bb[r];
//invert bits, short pulse is 0, long pulse is 1
b[0] = ~b[0];
@ -35,6 +41,7 @@ static int kerui_callback(r_device *decoder, bitbuffer_t *bitbuffer) {
case 0xe: cmd_str = "open"; break;
case 0x7: cmd_str = "close"; break;
case 0xb: cmd_str = "tamper"; break;
case 0x5: cmd_str = "water"; break;
case 0xf: cmd_str = "battery"; break;
default: cmd_str = NULL; break;
}
@ -54,23 +61,21 @@ static int kerui_callback(r_device *decoder, bitbuffer_t *bitbuffer) {
}
static char *output_fields[] = {
"model",
"id",
"cmd",
"state",
NULL
"model",
"id",
"cmd",
"state",
NULL,
};
r_device kerui = {
.name = "Kerui PIR / Contact Sensor",
.modulation = OOK_PULSE_PWM,
.short_width = 320,
.long_width = 960,
.reset_limit = 1100, // 9900,
//.gap_limit = 1100,
.sync_width = 480,
.tolerance = 80, // us
.decode_fn = &kerui_callback,
.disabled = 0,
.fields = output_fields,
.name = "Kerui PIR / Contact Sensor",
.modulation = OOK_PULSE_PWM,
.short_width = 400,
.long_width = 960,
.gap_limit = 1100,
.reset_limit = 9900,
.tolerance = 160,
.decode_fn = &kerui_callback,
.fields = output_fields,
};