X-Git-Url: https://git.rvb.name/rtl-433.git/blobdiff_plain/ca13278b24eb61443559bcb61e64627fba3d8823..6d15c6f967221af825cf84e3ed12b96c763b127b:/src/devices/kerui.c

diff --git a/src/devices/kerui.c b/src/devices/kerui.c
new file mode 100644
index 0000000..99c569c
--- /dev/null
+++ b/src/devices/kerui.c
@@ -0,0 +1,98 @@
+/* Kerui PIR sensor
+*
+*	Code derrived from akhan_100F14.c
+*
+* 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
+*/
+
+#include "rtl_433.h"
+#include "pulse_demod.h"
+#include "util.h"
+#include "data.h"
+
+static int kerui_callback(bitbuffer_t *bitbuffer) {
+
+	int isKerui = 0;
+	data_t *data;
+	char time_str[LOCAL_TIME_BUFLEN];
+	uint32_t ID;
+	uint32_t dataBits;
+			
+	char *CMD;
+
+	bitrow_t *bb = bitbuffer->bb;
+
+	for (int i=0; i<bitbuffer->num_rows; i++) {
+		uint8_t *b = bb[i];
+
+		//invert bits, short pulse is 0, long pulse is 1
+		b[0] = ~b[0];
+		b[1] = ~b[1];
+		b[2] = ~b[2];
+
+		unsigned bits = bitbuffer->bits_per_row[i];
+
+		if (bits == 25) {
+			local_time_str(0, time_str);
+
+			ID = (b[0] << 12) | (b[1] << 4) | (b[2] >> 4);
+			dataBits = b[2] & 0x0F;
+
+			switch (dataBits) {
+				case 0xa:
+					isKerui = 1;	
+					CMD = "0xa (PIR)";
+					break;
+				case 0xe:
+					isKerui = 1;	
+					CMD = "0xe (DOOR)";
+					break;
+				default:
+					isKerui = 0;
+					break;
+			}
+
+		}
+		
+		if (isKerui == 1) break;
+		
+	}
+	
+	if (isKerui == 1) {
+		data = data_make(	"time",		"",				DATA_STRING,	time_str,
+					"device",	"",				DATA_STRING,	"Kerui Sensor",
+					"id",			"ID (20bit)",	DATA_FORMAT, 	"0x%x", 	DATA_INT, ID,
+					"data",		"Data (4bit)",	DATA_STRING,	CMD,
+					NULL);
+		data_acquired_handler(data);
+		return 1;
+	} else {
+		return 0;
+	}
+}
+
+static char *output_fields[] = {
+    "time",
+    "device",
+    "id",
+    "data",
+    "other",
+    NULL
+};
+
+PWM_Precise_Parameters pwm_precise_parameters_kerui = {
+	.pulse_tolerance	= 20,
+	.pulse_sync_width	= 0,
+};
+
+r_device kerui = {
+	.name          = "Kerui Sensor",
+	.modulation    = OOK_PULSE_PWM_RAW,
+	.short_limit   = 340,
+	.long_limit    = 1200,
+	.reset_limit   = 1800,
+	.json_callback = &kerui_callback,
+	.disabled      = 0,
+	.demod_arg     = (uintptr_t)&pwm_precise_parameters_kerui,
+};