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https://github.com/DCC-EX/CommandStation-EX.git
synced 2024-12-23 12:51:24 +01:00
Add <W locoid> command
Automatically clears consist and manages short/long addresses
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parent
b537d7a318
commit
7d90e4241a
63
DCC.cpp
63
DCC.cpp
@ -399,6 +399,44 @@ const ackOp PROGMEM LOCO_ID_PROG[] = {
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FAIL
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};
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const ackOp PROGMEM SHORT_LOCO_ID_PROG[] = {
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BASELINE,
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SETCV,(ackOp)19,
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SETBYTE, (ackOp)0,
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WB,WACK, // ignore router without cv19 support
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// Turn off long address flag
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SETCV,(ackOp)29,
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SETBIT,(ackOp)5,
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W0,WACK,NAKFAIL,
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SETCV, (ackOp)1,
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SETBYTEL, // low byte of word
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WB,WACK,NAKFAIL,
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VB,WACK,ITCB,
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FAIL
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};
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const ackOp PROGMEM LONG_LOCO_ID_PROG[] = {
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BASELINE,
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// Clear consist CV 19
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SETCV,(ackOp)19,
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SETBYTE, (ackOp)0,
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WB,WACK, // ignore router without cv19 support
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// Turn on long address flag cv29 bit 5
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SETCV,(ackOp)29,
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SETBIT,(ackOp)5,
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W1,WACK,NAKFAIL,
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// Store high byte of address in cv 17
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SETCV, (ackOp)17,
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SETBYTEH, // high byte of word
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WB,WACK,NAKFAIL,
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VB,WACK,NAKFAIL,
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// store
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SETCV, (ackOp)18,
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SETBYTEL, // low byte of word
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WB,WACK,NAKFAIL,
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VB,WACK,ITC1, // callback(1) means Ok
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FAIL
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};
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// On the following prog-track functions blocking defaults to false.
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// blocking=true forces the API to block, waiting for the response and invoke the callback BEFORE returning.
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@ -441,6 +479,13 @@ void DCC::getLocoId(ACK_CALLBACK callback, bool blocking) {
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ackManagerSetup(0,0, LOCO_ID_PROG, callback, blocking);
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}
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void DCC::setLocoId(int id,ACK_CALLBACK callback, bool blocking) {
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if (id<=0 || id>9999) callback(-1);
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int wordval;
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if (id<=127) ackManagerSetup(id,SHORT_LOCO_ID_PROG, callback, blocking);
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else ackManagerSetup(id | 0xc000,LONG_LOCO_ID_PROG, callback, blocking);
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}
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void DCC::forgetLoco(int cab) { // removes any speed reminders for this loco
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int reg=lookupSpeedTable(cab);
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if (reg>=0) speedTable[reg].loco=0;
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@ -573,7 +618,8 @@ int DCC::nextLoco = 0;
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ackOp const * DCC::ackManagerProg;
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byte DCC::ackManagerByte;
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byte DCC::ackManagerStash;
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int DCC::ackManagerCv;
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int DCC::ackManagerWord;
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int DCC::ackManagerCv;
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byte DCC::ackManagerBitNum;
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bool DCC::ackReceived;
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@ -588,6 +634,13 @@ void DCC::ackManagerSetup(int cv, byte byteValueOrBitnum, ackOp const program[]
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if (blocking) ackManagerLoop(blocking);
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}
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void DCC::ackManagerSetup(int wordval, ackOp const program[], ACK_CALLBACK callback, bool blocking) {
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ackManagerWord=wordval;
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ackManagerProg = program;
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ackManagerCallback = callback;
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if (blocking) ackManagerLoop(blocking);
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}
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const byte RESET_MIN=8; // tuning of reset counter before sending message
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// checkRessets return true if the caller should yield back to loop and try later.
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@ -742,6 +795,14 @@ void DCC::ackManagerLoop(bool blocking) {
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ackManagerByte=pgm_read_byte_near(ackManagerProg);
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break;
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case SETBYTEH:
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ackManagerByte=highByte(ackManagerWord);
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break;
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case SETBYTEL:
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ackManagerByte=lowByte(ackManagerWord);
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break;
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case STASHLOCOID:
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ackManagerStash=ackManagerByte; // stash value from CV17
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break;
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5
DCC.h
5
DCC.h
@ -45,6 +45,8 @@ enum ackOp
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SETBIT, // sets bit number to next prog byte
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SETCV, // sets cv number to next prog byte
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SETBYTE, // sets current byte to next prog byte
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SETBYTEH, // sets current byte to word high byte
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SETBYTEL, // sets current byte to word low byte
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STASHLOCOID, // keeps current byte value for later
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COMBINELOCOID, // combines current value with stashed value and returns it
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ITSKIP, // skip to SKIPTARGET if ack true
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@ -90,6 +92,7 @@ public:
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static void verifyCVBit(int cv, byte bitNum, bool bitValue, ACK_CALLBACK callback, bool blocking = false);
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static void getLocoId(ACK_CALLBACK callback, bool blocking = false);
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static void setLocoId(int id,ACK_CALLBACK callback, bool blocking = false);
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// Enhanced API functions
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static void forgetLoco(int cab); // removes any speed reminders for this loco
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@ -126,10 +129,12 @@ private:
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static byte ackManagerByte;
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static byte ackManagerBitNum;
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static int ackManagerCv;
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static int ackManagerWord;
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static byte ackManagerStash;
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static bool ackReceived;
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static ACK_CALLBACK ackManagerCallback;
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static void ackManagerSetup(int cv, byte bitNumOrbyteValue, ackOp const program[], ACK_CALLBACK callback, bool blocking);
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static void ackManagerSetup(int wordval, ackOp const program[], ACK_CALLBACK callback, bool blocking);
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static void ackManagerLoop(bool blocking);
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static bool checkResets(bool blocking, uint8_t numResets);
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static const int PROG_REPEATS = 8; // repeats of programming commands (some decoders need at least 8 to be reliable)
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@ -351,9 +351,12 @@ void DCCEXParser::parse(Print *stream, byte *com, bool blocking)
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return;
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case 'W': // WRITE CV ON PROG <W CV VALUE CALLBACKNUM CALLBACKSUB>
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if (!stashCallback(stream, p))
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break;
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DCC::writeCVByte(p[0], p[1], callback_W, blocking);
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if (!stashCallback(stream, p))
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break;
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if (params == 1) // <W id> Write new loco id (clearing consist and managing short/long)
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DCC::setLocoId(p[0],callback_Wloco, blocking);
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else // WRITE CV ON PROG <W CV VALUE [CALLBACKNUM] [CALLBACKSUB]>
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DCC::writeCVByte(p[0], p[1], callback_W, blocking);
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return;
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case 'V': // VERIFY CV ON PROG <V CV VALUE> <V CV BIT 0|1>
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@ -780,6 +783,13 @@ void DCCEXParser::callback_R(int result)
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void DCCEXParser::callback_Rloco(int result)
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{
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StringFormatter::send(stashStream, F("<r %d>"), result);
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StringFormatter::send(stashStream, F("<r %d>"), result & 0x3FFF);
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stashBusy = false;
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}
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void DCCEXParser::callback_Wloco(int result)
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{
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if (result==1) result=stashP[0]; // pick up original requested id from command
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StringFormatter::send(stashStream, F("<w %d>"), result);
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stashBusy = false;
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}
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@ -59,6 +59,7 @@ struct DCCEXParser
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static void callback_B(int result);
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static void callback_R(int result);
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static void callback_Rloco(int result);
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static void callback_Wloco(int result);
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static void callback_Vbit(int result);
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static void callback_Vbyte(int result);
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static FILTER_CALLBACK filterCallback;
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