mirror of
https://github.com/DCC-EX/CommandStation-EX.git
synced 2024-11-27 01:56:14 +01:00
355 lines
13 KiB
C++
355 lines
13 KiB
C++
#include "StringParser.h"
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#include "JMRIParser.h"
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#include "JMRITurnout.h"
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#include "DCC.h"
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#include "DCCWaveform.h"
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// This is a JMRI command parser
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// It doesnt know how the string got here, nor how it gets back.
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// It knows nothing about hardware or tracks... it just parses strings and
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// calls the corresponding DCC api.
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//
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int JMRIParser::p[MAX_PARAMS];
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// See documentation on DCC class for info on this section
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void JMRIParser::parse(Stream & stream,const char *com) {
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StringParser::send(stream,F("\nParsing %s\n"),com);
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bool result;
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int params=StringParser::parse(com+1,p,MAX_PARAMS);
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switch(com[0]) {
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/***** SET ENGINE THROTTLES USING 128-STEP SPEED CONTROL ****/
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case 't': // <t REGISTER CAB SPEED DIRECTION>
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DCC::setThrottle(p[1],p[2],p[3]);
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StringParser::send(stream,F("<T %d %d %d>"), p[0], p[2],p[3]);
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break;
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/***** OPERATE ENGINE DECODER FUNCTIONS F0-F28 ****/
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case 'f': // <f CAB BYTE1 [BYTE2]>
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if (params==3) DCC::setFunction(p[0],p[1],p[2]);
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else DCC::setFunction(p[0],p[1]);
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// TODO response?
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break;
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/***** OPERATE STATIONARY ACCESSORY DECODERS ****/
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case 'a': // <a ADDRESS SUBADDRESS ACTIVATE>
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/*
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* turns an accessory (stationary) decoder on or off
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*
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* ADDRESS: the primary address of the decoder (0-511)
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* SUBADDRESS: the subaddress of the decoder (0-3)
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* ACTIVATE: 1=on (set), 0=off (clear)
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*
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* Note that many decoders and controllers combine the ADDRESS and SUBADDRESS into a single number, N,
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* from 1 through a max of 2044, where
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*
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* N = (ADDRESS - 1) * 4 + SUBADDRESS + 1, for all ADDRESS>0
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*
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* OR
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*
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* ADDRESS = INT((N - 1) / 4) + 1
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* SUBADDRESS = (N - 1) % 4
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*
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* returns: NONE
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*/
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DCC::setAccessory(p[0],p[1],p[2]);
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break;
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/***** CREATE/EDIT/REMOVE/SHOW & OPERATE A TURN-OUT ****/
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case 'T': // <T ID THROW>
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/*
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* <T ID THROW>: sets turnout ID to either the "thrown" or "unthrown" position
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*
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* ID: the numeric ID (0-32767) of the turnout to control
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* THROW: 0 (unthrown) or 1 (thrown)
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*
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* returns: <H ID THROW> or <X> if turnout ID does not exist
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*
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* *** SEE ACCESSORIES.CPP FOR COMPLETE INFO ON THE DIFFERENT VARIATIONS OF THE "T" COMMAND
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* USED TO CREATE/EDIT/REMOVE/SHOW TURNOUT DEFINITIONS
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*/
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JMRITurnout::parse(stream,params,p);
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break;
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#ifdef THIS_IS_NOT_YET_COMPLETE
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/***** CREATE/EDIT/REMOVE/SHOW & OPERATE AN OUTPUT PIN ****/
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case 'Z': // <Z ID ACTIVATE>
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/*
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* <Z ID ACTIVATE>: sets output ID to either the "active" or "inactive" state
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*
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* ID: the numeric ID (0-32767) of the output to control
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* ACTIVATE: 0 (active) or 1 (inactive)
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*
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* returns: <Y ID ACTIVATE> or <X> if output ID does not exist
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*
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* *** SEE OUTPUTS.CPP FOR COMPLETE INFO ON THE DIFFERENT VARIATIONS OF THE "O" COMMAND
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* USED TO CREATE/EDIT/REMOVE/SHOW TURNOUT DEFINITIONS
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*/
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int on,os,om;
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Output* o;
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switch(sscanf(com+1,"%d %d %d",&on,&os,&om)){
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case 2: // argument is string with id number of output followed by zero (LOW) or one (HIGH)
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o=Output::get(on);
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if(o!=NULL)
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o->activate(os);
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else
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CommManager::printf("<X>");
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break;
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case 3: // argument is string with id number of output followed by a pin number and invert flag
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Output::create(on,os,om,1);
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break;
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case 1: // argument is a string with id number only
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Output::remove(on);
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break;
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case -1: // no arguments
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Output::show(1); // verbose show
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break;
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}
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break;
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/***** CREATE/EDIT/REMOVE/SHOW A SENSOR ****/
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case 'S':
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int sn,ss,sm;
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switch(sscanf(com+1,"%d %d %d",&sn,&ss,&sm)){
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case 3: // argument is string with id number of sensor followed by a pin number and pullUp indicator (0=LOW/1=HIGH)
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Sensor::create(sn,ss,sm,1);
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break;
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case 1: // argument is a string with id number only
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Sensor::remove(sn);
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break;
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case -1: // no arguments
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Sensor::show();
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break;
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case 2: // invalid number of arguments
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CommManager::printf("<X>");
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break;
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}
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break;
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/***** SHOW STATUS OF ALL SENSORS ****/
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case 'Q': // <Q>
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/*
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* returns: the status of each sensor ID in the form <Q ID> (active) or <q ID> (not active)
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*/
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Sensor::status();
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break;
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#endif
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/***** WRITE CONFIGURATION VARIABLE BYTE TO ENGINE DECODER ON MAIN OPERATIONS TRACK ****/
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case 'w': // <w CAB CV VALUE>
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/*
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* writes, without any verification, a Configuration Variable to the decoder of an engine on the main operations track
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*
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* CAB: the short (1-127) or long (128-10293) address of the engine decoder
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* CV: the number of the Configuration Variable memory location in the decoder to write to (1-1024)
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* VALUE: the value to be written to the Configuration Variable memory location (0-255)
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*
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* returns: NONE
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*/
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DCC::writeCVByteMain(p[0],p[1],p[2]);
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break;
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/***** WRITE CONFIGURATION VARIABLE BIT TO ENGINE DECODER ON MAIN OPERATIONS TRACK ****/
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case 'b': // <b CAB CV BIT VALUE>
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/*
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* writes, without any verification, a single bit within a Configuration Variable to the decoder of an engine on the main operations track
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*
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* CAB: the short (1-127) or long (128-10293) address of the engine decoder
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* CV: the number of the Configuration Variable memory location in the decoder to write to (1-1024)
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* BIT: the bit number of the Configurarion Variable regsiter to write (0-7)
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* VALUE: the value of the bit to be written (0-1)
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*
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* returns: NONE
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*/
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DCC::writeCVBitMain(p[0],p[1],p[2],p[3]);
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break;
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/***** WRITE CONFIGURATION VARIABLE BYTE TO ENGINE DECODER ON PROGRAMMING TRACK ****/
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case 'W': // <W CV VALUE CALLBACKNUM CALLBACKSUB>
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/*
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* writes, and then verifies, a Configuration Variable to the decoder of an engine on the programming track
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*
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* CV: the number of the Configuration Variable memory location in the decoder to write to (1-1024)
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* VALUE: the value to be written to the Configuration Variable memory location (0-255)
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* CALLBACKNUM: an arbitrary integer (0-32767) that is ignored by the Base Station and is simply echoed back in the output - useful for external programs that call this function
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* CALLBACKSUB: a second arbitrary integer (0-32767) that is ignored by the Base Station and is simply echoed back in the output - useful for external programs (e.g. DCC++ Interface) that call this function
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*
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* returns: <r CALLBACKNUM|CALLBACKSUB|CV Value)
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* where VALUE is a number from 0-255 as read from the requested CV, or -1 if verificaiton read fails
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*/
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result=DCC::writeCVByte(p[0],p[1]);
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StringParser::send(stream,F("<r%d|%d|%d %d>"), p[2], p[3],p[0],result?p[1]:-1);
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break;
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/***** WRITE CONFIGURATION VARIABLE BIT TO ENGINE DECODER ON PROGRAMMING TRACK ****/
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case 'B': // <B CV BIT VALUE CALLBACKNUM CALLBACKSUB>
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/*
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* writes, and then verifies, a single bit within a Configuration Variable to the decoder of an engine on the programming track
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*
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* CV: the number of the Configuration Variable memory location in the decoder to write to (1-1024)
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* BIT: the bit number of the Configurarion Variable memory location to write (0-7)
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* VALUE: the value of the bit to be written (0-1)
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* CALLBACKNUM: an arbitrary integer (0-32767) that is ignored by the Base Station and is simply echoed back in the output - useful for external programs that call this function
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* CALLBACKSUB: a second arbitrary integer (0-32767) that is ignored by the Base Station and is simply echoed back in the output - useful for external programs (e.g. DCC++ Interface) that call this function
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*
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* returns: <r CALLBACKNUM|CALLBACKSUB|CV BIT VALUE)
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* where VALUE is a number from 0-1 as read from the requested CV bit, or -1 if verificaiton read fails
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*/
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result=DCC::writeCVBit(p[0],p[1],p[2]);
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StringParser::send(stream,F("<r%d|%d|%d %d %d>"), p[3],p[4], p[0],p[1],result?p[2]:-1);
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break;
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/***** READ CONFIGURATION VARIABLE BYTE FROM ENGINE DECODER ON PROGRAMMING TRACK ****/
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case 'R': // <R CV CALLBACKNUM CALLBACKSUB>
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/*
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* reads a Configuration Variable from the decoder of an engine on the programming track
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*
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* CV: the number of the Configuration Variable memory location in the decoder to read from (1-1024)
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* CALLBACKNUM: an arbitrary integer (0-32767) that is ignored by the Base Station and is simply echoed back in the output - useful for external programs that call this function
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* CALLBACKSUB: a second arbitrary integer (0-32767) that is ignored by the Base Station and is simply echoed back in the output - useful for external programs (e.g. DCC++ Interface) that call this function
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*
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* returns: <r CALLBACKNUM|CALLBACKSUB|CV VALUE)
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* where VALUE is a number from 0-255 as read from the requested CV, or -1 if read could not be verified
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*/
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StringParser::send(stream,F("<r%d|%d|%d %d>"),p[1],p[2],p[0],DCC::readCV(p[0]));
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break;
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/***** TURN ON POWER FROM MOTOR SHIELD TO TRACKS ****/
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case '1': // <1>
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/*
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* enables power from the motor shield to the main operations and programming tracks
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*
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* returns: <p1>
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*/
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DCCWaveform::mainTrack.setPowerMode(POWERMODE::ON);
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DCCWaveform::progTrack.setPowerMode(POWERMODE::ON);
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StringParser::send(stream,F("<p1>"));
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break;
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/***** TURN OFF POWER FROM MOTOR SHIELD TO TRACKS ****/
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case '0': // <0>
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/*
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* disables power from the motor shield to the main operations and programming tracks
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*
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* returns: <p0>
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*/
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DCCWaveform::mainTrack.setPowerMode(POWERMODE::OFF);
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DCCWaveform::progTrack.setPowerMode(POWERMODE::OFF);
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StringParser::send(stream,F("<p0>"));
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break;
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#ifdef THIS_IS_NOT_YET_COMPLETE
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/***** READ MAIN OPERATIONS TRACK CURRENT ****/
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case 'c': // <c>
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/*
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* reads current being drawn on main operations track
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*
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* returns: <a CURRENT>
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* where CURRENT = 0-1024, based on exponentially-smoothed weighting scheme
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*/
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StringParser::send(stream,F("<a %d>"), DCCWaveform:mainTrack->getLastRead());
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break;
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/***** READ STATUS OF DCC++ BASE STATION ****/
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case 's': // <s>
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/*
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* returns status messages containing track power status, throttle status, turn-out status, and a version number
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* NOTE: this is very useful as a first command for an interface to send to this sketch in order to verify connectivity and update any GUI to reflect actual throttle and turn-out settings
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*
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* returns: series of status messages that can be read by an interface to determine status of DCC++ Base Station and important settings
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*/
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// mainTrack->showStatus();
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for(int i=1;i<=mainTrack->numDev;i++){
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if(mainTrack->speedTable[i]==0)
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continue;
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CommManager::printf("<T%d %d %d>", i, mainTrack->speedTable[i]>0 ? mainTrack->speedTable[i] : -mainTrack->speedTable[i], mainTrack->speedTable[i]>0 ? 1 : 0);
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}
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CommManager::printf("<iDCC++ BASE STATION FOR ARDUINO %s / %s: V-%s / %s %s>", "SAMD21 Command Station", BOARD_NAME, VERSION, __DATE__, __TIME__);
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CommManager::showInitInfo();
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Turnout::show();
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Output::show();
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break;
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/***** STORE SETTINGS IN EEPROM ****/
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case 'E': // <E>
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/*
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* stores settings for turnouts and sensors EEPROM
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*
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* returns: <e nTurnouts nSensors>
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*/
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EEStore::store();
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CommManager::printf("<e %d %d %d>", EEStore::eeStore->data.nTurnouts, EEStore::eeStore->data.nSensors, EEStore::eeStore->data.nOutputs);
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break;
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/***** CLEAR SETTINGS IN EEPROM ****/
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case 'e': // <e>
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/*
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* clears settings for Turnouts in EEPROM
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*
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* returns: <O>
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*/
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EEStore::clear();
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CommManager::printf("<O>");
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break;
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#endif
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/***** PRINT CARRIAGE RETURN IN stream MONITOR WINDOW ****/
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case ' ': // < >
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/*
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* simply prints a carriage return - useful when interacting with Ardiuno through stream monitor window
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*
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* returns: a carriage return
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*/
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StringParser::send(stream,F("\n"));
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break;
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}
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}
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