--- /dev/null
+#include "rtl_433.h"
+
+static int newkaku_callback(uint8_t bb[BITBUF_ROWS][BITBUF_COLS], int16_t bits_per_row[BITBUF_ROWS]) {
+ /* Two bits map to 2 states, 0 1 -> 0 and 1 1 -> 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 */
+ int i;
+ uint8_t tmp = 0;
+ uint8_t unit = 0;
+ uint8_t packet = 0;
+ uint8_t bitcount = 0;
+ uint32_t kakuid = 0;
+
+ if (bb[0][0] == 0xac) {//allways starts with ac
+ // first bit is from startbit sequence, not part of payload!
+ // check protocol if value is 10 or 01, else stop processing as it is no vallid KAKU packet!
+ //get id=24bits, remember 1st 1 bit = startbit, no payload!
+ for (packet = 0; packet < 6; packet++) {//get first part kakuid
+ tmp = bb[0][packet] << 1;
+ if ((bb[0][packet + 1]&(1 << 7)) != 0) {// if set add bit to current
+ tmp++;
+ }
+
+ for (bitcount = 0; bitcount < 8; bitcount += 2) {//process bitstream, check protocol!
+
+ if (((tmp << bitcount & (0x80)) == 0x80)&((tmp << bitcount & (0x40)) == 0)) {
+ //add 1
+ kakuid = kakuid << 1;
+ kakuid++;
+ } else
+ if (((tmp << bitcount & (0x80)) == 0)&((tmp << bitcount & (0x40)) == 0x40)) {
+ kakuid = kakuid << 1;
+ //add 0
+ } else {
+ return 0; //00 and 11 indicates packet error. Do exit, no valid packet
+ }
+ }
+ }
+ tmp = bb[0][6] << 1; //Get last part ID
+ for (bitcount = 0; bitcount < 4; bitcount += 2) {
+ if (((tmp << bitcount & (0x80)) == 0x80)&((tmp << bitcount & (0x40)) == 0)) {
+ //add 1
+ kakuid = kakuid << 1;
+ kakuid++;
+ } else
+ if (((tmp << bitcount & (0x80)) == 0)&((tmp << bitcount & (0x40)) == 0x40)) {
+ //= add bit on kakuid
+ kakuid = kakuid << 1;
+ //add 0
+ } else {
+ //fprintf(stderr, " Packet error, no newkaku!!\n", tmp << bitcount);
+ return 0; //00 and 11 indicates packet error. no valid packet! do exit
+ }
+ }
+ //Get unit ID
+ tmp = bb[0][7] << 1;
+ if ((bb[0][8]&(1 << 7)) != 0) {// if set add bit to current
+ tmp++;
+ }
+ for (bitcount = 0; bitcount < 8; bitcount += 2) {//process bitstream, check protocol!
+ if (((tmp << bitcount & (0x80)) == 0x80)&((tmp << bitcount & (0x40)) == 0)) {
+ //add 1
+ unit = unit << 1;
+ unit++;
+ } else
+ if (((tmp << bitcount & (0x80)) == 0)&((tmp << bitcount & (0x40)) == 0x40)) {
+ unit = unit << 1;
+ //add 0
+ } else {
+ return 0; //00 and 11 indicates packet error. Do exit, no valid packet
+ }
+ }
+ fprintf(stderr, "NewKaku event:\n");
+ fprintf(stderr, "Model = NewKaKu on/off/dimmer switch\n");
+ fprintf(stderr, "KakuId = %d (H%.2X)\n", kakuid, kakuid);
+ fprintf(stderr, "Unit = %d (H%.2X)\n", unit, unit);
+ fprintf(stderr, "Group Call = %s\n", (((bb[0][6] & (0x04)) == 0x04)&((bb[0][6] & (0x02)) == 0)) ? "Yes" : "No");
+ fprintf(stderr, "Command = %s\n", (((bb[0][6] & (0x01)) == 0x01)&((bb[0][7] & (0x80)) == 0)) ? "On" : "Off");
+ if (((bb[0][6] & (0x01)) == 0x01)&((bb[0][7] & (0x80)) == 0x80)) {//11 indicates DIM command, 4 extra bits indicate DIM value
+ fprintf(stderr, "Dim = Yes\n");
+ tmp = bb[0][8] << 1; // get packet, loose first bit
+ uint8_t dv = 0;
+ if ((bb[0][9]&(1 << 7)) != 0) {// if bit is set Add to current packet
+ tmp++;
+ for (bitcount = 0; bitcount < 8; bitcount += 2) {//process last bit outside
+ if (((tmp << bitcount & (0x80)) == 0x80)&((tmp << bitcount & (0x40)) == 0)) {
+ //add 1
+ dv = dv << 1;
+ dv++;
+ } else
+ if (((tmp << bitcount & (0x80)) == 0)&((tmp << bitcount & (0x40)) == 0x40)) {
+ dv = dv << 1;
+ //add 0
+ } else {
+ return 0; //00 and 11 indicates packet error. Do exit, no valid packet
+ }
+ }
+ }
+ fprintf(stderr, "Dim Value = %d\n", dv);
+ } else {
+ fprintf(stderr, "Dim = No\n");
+ fprintf(stderr, "Dim Value = 0\n");
+ }
+ fprintf(stderr, "%02x %02x %02x %02x %02x %02x %02x %02x %02x\n",
+ bb[0][0], bb[0][1], bb[0][2], bb[0][3], bb[0][4], bb[0][5], bb[0][6], bb[0][7], bb[0][8]);
+ if (debug_output)
+ debug_callback(bb, bits_per_row);
+ return 1;
+ }
+ return 0;
+}
+
+r_device newkaku = {
+ /* .id = */ 17,
+ /* .name = */ "KlikAanKlikUit Wireless Switch",
+ /* .modulation = */ OOK_PWM_D,
+ /* .short_limit = */ 200,
+ /* .long_limit = */ 800,
+ /* .reset_limit = */ 4000,
+ /* .json_callback = */ &newkaku_callback,
+};