- Merged with upstream version

[rtl-433.git] / src / devices / newkaku.c

diff --git a/src/devices/newkaku.c b/src/devices/newkaku.c
new file mode 100644 (file)
index 0000000..0b844df
--- /dev/null
+++ b/src/devices/newkaku.c
@@ -0,0 +1,125 @@
+#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(stdout, "BUTTON:TYPE=NEWKAKU,");
+        fprintf(stdout, "ID=%d,", kakuid);
+        fprintf(stdout, "UNIT=%d,", unit);
+        fprintf(stdout, "GROUPCALL=%s,", (((bb[0][6] & (0x04)) == 0x04)&((bb[0][6] & (0x02)) == 0)) ? "YES" : "NO");
+        fprintf(stdout, "COMMAND=%s,", (((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(stdout, "DIM=YES,");
+            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(stdout, "DIMVALUE=%d\n", dv);
+        } else {
+            fprintf(stdout, "DIM=NO\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,
+};