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Plugin_004.c
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//#######################################################################################################
//## This Plugin is only for use with the RFLink software package ##
//## Plugin-04: NewKAKU ##
//#######################################################################################################
/*********************************************************************************************\
* This plugin takes care of receiving from and transmitting to "Klik-Aan-Klik-Uit" devices
* working according to the learning code system. This protocol is also used by the Home Easy devices.
* It includes direct DIM functionality.
*
* Author : StuntTeam
* Support : http://sourceforge.net/projects/rflink/
* License : This code is free for use in any open source project when this header is included.
* Usage of any parts of this code in a commercial application is prohibited!
***********************************************************************************************
* Pulse (T) is 275us PDM
* 0 = T,T,T,4T, 1 = T,4T,T,T, dim = T,T,T,T op bit 28
*
* From: Wieltje @ http://www.circuitsonline.net/forum/view/message/1181410#1181410
* _ _
* '0': | |_| |____ (T,T,T,3T)
* _ _
* '1': | |____| |_ (T,3T,T,T)
* _ _
* dim: | |_| |_ (T,T,T,T)
*
* T = korte periode = 275 µs (of 375, werkt ook)
* lange periode = 3 of 4*T (werkt ook allebei)
*
* | 00100011110100100010011010 | 0 | 1 | 0000 |
* | ID# | All | State | unit# |
*
* NewKAKU supports:
* on/off ---- 000x Off/On
* all on/off ---- 001x AllOff/AllOn
* dim absolute xxxx 0110 Dim16 // dim on bit 27 + 4 extra bits for dim level
*
* NewKAKU bitstream= (First sent) AA AAAAAAAA AAAAAAAA AAAAAAAACCUUUU(LLLL) -> A=KAKU_address, C=command, U=KAKU-Unit, L=extra dimlevel bits (optional)
*
* Sample RF packet:
* 20;B8;NewKaku;ID=00c142;SWITCH=1;CMD=OFF;
* 20;B9;DEBUG;Pulses=132;Pulses(uSec)=200,2550,150,200,125,1200,150,200,150,1200,125,1200,150,225,125,1200,125,225,125,200,150,1200,150,200,150,1200,150,1200,125,200,125,200,125,1225,125,1200,125,225,150,200,150,1200,150,1200,150,200,150,1200,150,225,125,200,150,1200,125,200,150,1200,125,200,150,1200,150,200,125,1225,150,200,125,1200,150,1200,125,225,125,200,125,1200,150,1200,125,225,125,200,125,1225,125,200,125,1225,125,200,125,1200,125,200,150,1225,125,1200,150,200,125,200,125,1200,125,200,150,1200,125,200,125,1200,150,200,125,1200,125,200,125,1200,150,200,125,1200,150,200,150,1200,125;
* 20;06;DEBUG;Pulses=132;Pulses(uSec)=175,2575,150,200,150,1200,150,200,150,1200,150,1200,150,200,125,1200,150,200,125,200,150,1200,125,200,150,1200,150,1200,150,200,150,200,150,1225,150,1200,125,225,150,200,125,1200,150,1200,150,200,150,1200,150,200,150,200,125,1225,125,200,150,1200,125,200,150,1200,125,200,150,1200,150,200,150,1200,150,1200,125,200,150,200,125,1200,150,1200,125,225,150,200,125,1200,150,200,150,1200,150,200,150,1200,150,200,150,1225,125,1200,150,200,125,200,150,1200,150,200,125,1200,150,200,150,1200,150,200,150,1200,150,200,125,1225,125,200,125,1200,150,200,150,1200,150
\*********************************************************************************************/
#define NewKAKU_RawSignalLength 132 // regular KAKU packet length
#define NewKAKUdim_RawSignalLength 148 // KAKU packet length including DIM bits
#define NewKAKU_mT 650/RAWSIGNAL_SAMPLE_RATE // us, approx. in between 1T and 4T
#ifdef PLUGIN_004
boolean Plugin_004(byte function, char *string) {
// nieuwe KAKU bestaat altijd uit start bit + 32 bits + evt 4 dim bits. Ongelijk, dan geen NewKAKU
if ( (RawSignal.Number != NewKAKU_RawSignalLength) && (RawSignal.Number != NewKAKUdim_RawSignalLength) ) return false;
if (RawSignal.Pulses[0]==15) return true; // Home Easy, skip KAKU
boolean Bit;
int i;
//int P0,P1,P2,P3;
byte P0,P1,P2,P3;
byte dim=0;
byte dimbitpresent=0;
unsigned long bitstream=0L;
// RawSignal.Pulses[1] startbit with duration of 1T => ignore
// RawSignal.Pulses[2] long space after startbit with duration of 8T => ignore
i=3; // RawSignal.Pulses[3] is first pulse of a T,xT,T,xT combination
do {
P0=RawSignal.Pulses[i] ; // * RawSignal.Multiply;
P1=RawSignal.Pulses[i+1]; // * RawSignal.Multiply;
P2=RawSignal.Pulses[i+2]; // * RawSignal.Multiply;
P3=RawSignal.Pulses[i+3]; // * RawSignal.Multiply;
if (P0<NewKAKU_mT && P1<NewKAKU_mT && P2<NewKAKU_mT && P3>NewKAKU_mT) {
Bit=0; // T,T,T,4T
} else
if (P0<NewKAKU_mT && P1>NewKAKU_mT && P2<NewKAKU_mT && P3<NewKAKU_mT) {
Bit=1; // T,4T,T,T
} else
if (P0<NewKAKU_mT && P1<NewKAKU_mT && P2<NewKAKU_mT && P3<NewKAKU_mT) { // T,T,T,T should be on i=111 (bit 28)
dimbitpresent=1;
if(RawSignal.Number!=NewKAKUdim_RawSignalLength) { // dim set but no dim bits present => invalid signal
return false;
}
//if (i != 111) return false; // not the right location for the dim bit indicator
} else {
//Serial.println("Unknown pattern");
return false; // Other pulse patterns are invalid within the AC KAKU signal.
}
if(i<130) { // all bits that belong to the 32-bit pulse sequence (32bits * 4 positions per bit + pulse/space for startbit)
bitstream=(bitstream<<1) | Bit;
} else { // remaining 4 bits that set the dim level
dim=(dim<<1) | Bit;
}
i+=4; // Next 4 pulses
} while(i<RawSignal.Number-2); //-2 to exclude the stopbit space/pulse
//==================================================================================
// Prevent repeating signals from showing up
//==================================================================================
if(SignalHash!=SignalHashPrevious || ((RepeatingTimer+700)<millis() ) || SignalCRC != bitstream ) { // 1000
// not seen the RF packet recently
//Serial.print("NKAKU PREV:");
//Serial.println(SignalHashPrevious);
//if ((SignalHashPrevious==14) && ((RepeatingTimer+2000)>millis()) ) {
// SignalHash=14;
// return true; // SignalHash 14 = HomeEasy, eg. cant switch KAKU after HE for 2 seconds
//}
if ((SignalHashPrevious==11) && ((RepeatingTimer+2000)>millis()) ) {
SignalHash=11;
return true; // SignalHash 11 = FA500, eg. cant switch KAKU after FA500 for 2 seconds
}
SignalCRC=bitstream;
} else {
// already seen the RF packet recently
//Serial.println("Skip");
return true;
}
//==================================================================================
// Output
// ----------------------------------
sprintf(pbuffer, "20;%02X;", PKSequenceNumber++); // Node and packet number
Serial.print( pbuffer );
// ----------------------------------
Serial.print(F("NewKaku;")); // Label
sprintf(pbuffer, "ID=%08lx;",((bitstream) >> 6) ); // ID
Serial.print( pbuffer );
sprintf(pbuffer, "SWITCH=%x;", ((bitstream)&0x0f)+1 );
Serial.print( pbuffer );
Serial.print(F("CMD="));
int command = (bitstream >> 4) & 0x03;
if (command > 1) command ++;
if (i>140 && dimbitpresent==1) { // Command and Dim part
sprintf(pbuffer, "SET_LEVEL=%d;", dim );
Serial.print( pbuffer );
} else {
if ( command == 0 ) Serial.print(F("OFF;"));
if ( command == 1 ) Serial.print(F("ON;"));
if ( command == 3 ) Serial.print(F("ALLOFF;"));
if ( command == 4 ) Serial.print(F("ALLON;"));
}
Serial.println();
// ----------------------------------
RawSignal.Repeats=true; // suppress repeats of the same RF packet
RawSignal.Number=0;
return true;
}
#endif // Plugin_004
#ifdef PLUGIN_TX_004
void AC_Send(unsigned long data, byte cmd);
boolean PluginTX_004(byte function, char *string) {
boolean success=false;
//10;NewKaku;123456;3;ON; // ON, OFF, ALLON, ALLOFF, ALL 99, 99
//10;NewKaku;0cac142;2;ON;
//10;NewKaku;050515;f;OFF;
//10;NewKaku;2100fed;1;ON;
//10;NewKaku;000001;10;ON;
//10;NewKaku;306070b;f;ON;
//10;NewKaku;306070b;10;ON;
//01234567890123456789012
if (strncasecmp(InputBuffer_Serial+3,"NEWKAKU;",8) == 0) {
byte x=18; // pointer to the switch number
if (InputBuffer_Serial[17] != ';') {
if (InputBuffer_Serial[18] != ';') {
return false;
} else {
x=19;
}
}
unsigned long bitstream=0L;
unsigned long tempaddress=0L;
byte cmd=0;
byte c=0;
byte Address=0; // Address 1..16
// -----
InputBuffer_Serial[ 9]=0x30; // Get NEWKAKU/AC main address part from hexadecimal value
InputBuffer_Serial[10]=0x78;
InputBuffer_Serial[x-1]=0x00;
tempaddress=str2int(InputBuffer_Serial+9);
// -----
//while((c=InputBuffer_Serial[x++])!=';'){ // Address: 1 to 16
// if(c>='0' && c<='9'){Address=Address*10;Address=Address+c-'0';}
//}
InputBuffer_Serial[x-2]=0x30; // Get unit number from hexadecimal value
InputBuffer_Serial[x-1]=0x78; // x points to the first character of the unit number
if (InputBuffer_Serial[x+1] == ';') {
InputBuffer_Serial[x+1]=0x00;
cmd=2;
} else {
if (InputBuffer_Serial[x+2] == ';') {
InputBuffer_Serial[x+2]=0x00;
cmd=3;
} else {
return false;
}
}
Address=str2int(InputBuffer_Serial+(x-2)); // NewKAKU unit number
if (Address > 16) return false; // invalid address
Address--; // 1 to 16 -> 0 to 15 (transmitted value is 1 less than shown values)
x=x+cmd; // point to on/off/dim command part
// -----
tempaddress=(tempaddress <<6) + Address; // Complete transmitted address
// -----
cmd=str2cmd(InputBuffer_Serial+x); // Get ON/OFF etc. command
if (cmd == false) { // Not a valid command received? ON/OFF/ALLON/ALLOFF
cmd=str2int(InputBuffer_Serial+x); // get DIM value
}
// --------------- Prepare bitstream ------------
bitstream=tempaddress & 0xFFFFFFCF; // adres geheel over nemen behalve de twee bits 5 en 6 die het schakel commando bevatten.
// Dimming of groups is also possible but not supported yet!
// when level=0 is it better to transmit just the off command ?
if (cmd == VALUE_ON || cmd == VALUE_OFF) {
bitstream|=(cmd == VALUE_ON)<<4; // bit-5 is the on/off command in the KAKU signal
cmd=0xff;
} else
if (cmd == VALUE_ALLON || cmd == VALUE_ALLOFF) {
bitstream|= B1 << 5; // bit 5 is the group indicator
bitstream|=(cmd == VALUE_ALLON)<<4; // bit-4 is the on/off indicator
cmd=0xff;
}
// bitstream now contains the AC/NewKAKU-bits that have to be transmitted
// --------------- NEWKAKU SEND ------------
AC_Send(bitstream, cmd);
success=true;
}
// --------------------------------------
return success;
}
void AC_Send(unsigned long data, byte cmd) {
int fpulse = 260; // Pulse width in microseconds
int fretrans = 10; // Number of code retransmissions
unsigned long bitstream = 0L;
byte command;
// prepare data to send
for (unsigned short i=0; i<32; i++) { // reverse data bits
bitstream<<=1;
bitstream|=(data & B1);
data>>=1;
}
if (cmd !=0xff) { // reverse dim bits
for (unsigned short i=0; i<4; i++) {
command<<=1;
command|=(cmd & B1);
cmd>>=1;
}
}
// Prepare transmit
digitalWrite(PIN_RF_RX_VCC,LOW); // Turn off power to the RF receiver
digitalWrite(PIN_RF_TX_VCC,HIGH); // Enable the 433Mhz transmitter
delayMicroseconds(TRANSMITTER_STABLE_DELAY); // short delay to let the transmitter become stable (Note: Aurel RTX MID needs 500µS/0,5ms)
// send bits
for (int nRepeat = 0; nRepeat <= fretrans; nRepeat++) {
data=bitstream;
if (cmd !=0xff) cmd=command;
digitalWrite(PIN_RF_TX_DATA, HIGH);
//delayMicroseconds(fpulse); //335
delayMicroseconds(335);
digitalWrite(PIN_RF_TX_DATA, LOW);
delayMicroseconds(fpulse*10 + (fpulse >> 1)); //335*9=3015 //260*10=2600
for (unsigned short i=0; i<32; i++) {
if (i==27 && cmd !=0xff) { // DIM command, send special DIM sequence TTTT replacing on/off bit
digitalWrite(PIN_RF_TX_DATA, HIGH);
delayMicroseconds(fpulse);
digitalWrite(PIN_RF_TX_DATA, LOW);
delayMicroseconds(fpulse);
digitalWrite(PIN_RF_TX_DATA, HIGH);
delayMicroseconds(fpulse);
digitalWrite(PIN_RF_TX_DATA, LOW);
delayMicroseconds(fpulse);
} else
switch (data & B1) {
case 0:
digitalWrite(PIN_RF_TX_DATA, HIGH);
delayMicroseconds(fpulse);
digitalWrite(PIN_RF_TX_DATA, LOW);
delayMicroseconds(fpulse);
digitalWrite(PIN_RF_TX_DATA, HIGH);
delayMicroseconds(fpulse);
digitalWrite(PIN_RF_TX_DATA, LOW);
delayMicroseconds(fpulse*5); // 335*3=1005 260*5=1300 260*4=1040
break;
case 1:
digitalWrite(PIN_RF_TX_DATA, HIGH);
delayMicroseconds(fpulse);
digitalWrite(PIN_RF_TX_DATA, LOW);
delayMicroseconds(fpulse*5);
digitalWrite(PIN_RF_TX_DATA, HIGH);
delayMicroseconds(fpulse);
digitalWrite(PIN_RF_TX_DATA, LOW);
delayMicroseconds(fpulse);
break;
}
//Next bit
data>>=1;
}
// send dim bits when needed
if (cmd != 0xff) { // need to send DIM command bits
for (unsigned short i=0; i<4; i++) { // 4 bits
switch (cmd & B1) {
case 0:
digitalWrite(PIN_RF_TX_DATA, HIGH);
delayMicroseconds(fpulse);
digitalWrite(PIN_RF_TX_DATA, LOW);
delayMicroseconds(fpulse);
digitalWrite(PIN_RF_TX_DATA, HIGH);
delayMicroseconds(fpulse);
digitalWrite(PIN_RF_TX_DATA, LOW);
delayMicroseconds(fpulse*5); // 335*3=1005 260*5=1300
break;
case 1:
digitalWrite(PIN_RF_TX_DATA, HIGH);
delayMicroseconds(fpulse);
digitalWrite(PIN_RF_TX_DATA, LOW);
delayMicroseconds(fpulse*5);
digitalWrite(PIN_RF_TX_DATA, HIGH);
delayMicroseconds(fpulse);
digitalWrite(PIN_RF_TX_DATA, LOW);
delayMicroseconds(fpulse);
break;
}
//Next bit
cmd>>=1;
}
}
//Send termination/synchronisation-signal. Total length: 32 periods
digitalWrite(PIN_RF_TX_DATA, HIGH);
delayMicroseconds(fpulse);
digitalWrite(PIN_RF_TX_DATA, LOW);
delayMicroseconds(fpulse*40); //31*335=10385 40*260=10400
}
// End transmit
delayMicroseconds(TRANSMITTER_STABLE_DELAY); // short delay to let the transmitter become stable (Note: Aurel RTX MID needs 500µS/0,5ms)
digitalWrite(PIN_RF_TX_VCC,LOW); // Turn thew 433Mhz transmitter off
digitalWrite(PIN_RF_RX_VCC,HIGH); // Turn the 433Mhz receiver on
RFLinkHW();
}
#endif // Plugin_TX_004