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/*
* NMEACommand.cpp
*
* Created on: Sep 8, 2014
* Author: Cameron Karlsson
*/
#include <nmeaparse/NMEACommand.h>
#include <iomanip>
#include <sstream>
using namespace std;
using namespace nmea;
NMEACommand::NMEACommand(){};
NMEACommand::~NMEACommand(){};
string NMEACommand::toString(){
return addChecksum(message);
}
string NMEACommand::addChecksum(std::string s){
stringstream zz;
zz << name << "," << s;
checksum = NMEAParser::calculateChecksum(zz.str());
stringstream ss;
ios_base::fmtflags oldflags = ss.flags();
ss << "$" << zz.str() << "*" << hex << uppercase << internal << setfill('0') << setw(2) << (int)checksum << "\r\n";
ss.flags(oldflags); //reset
return ss.str();
};
/*
// $PSRF100,0,9600,8,1,0*0C
Table 2-4 Set Serial Port Data Format
Name Example Unit Description
Message ID $PSRF100 PSRF100 protocol header
Protocol 0 0=SiRF binary, 1=NMEA
Baud 9600 1200, 2400, 4800, 9600, 19200, 38400, 57600, and 115200
DataBits 8 8,71
StopBits 1 0,1 1. SiRF protocol is only valid for 8 data bits, 1stop bit, and no parity.
Parity 0 0=None, 1=Odd, 2=Even
Checksum *0C
<CR> <LF> End of message termination
*/
std::string NMEACommandSerialConfiguration::toString(){
stringstream ss;
ss << "1," << baud << "," << databits << "," << stopbits << "," << parity;
message = ss.str();
return NMEACommand::addChecksum(message);
}
// $PSRF103,00,01,00,01*25
/*
* Table 2-9 Query/Rate Control Data Format
Name Example Unit Description
Message ID $PSRF103 PSRF103 protocol header
Msg 00 See Table 2-10
Mode 01 0=SetRate, 1=Query
Rate 00 sec Output—off=0, max=255
CksumEnable 01 0=Disable Checksum, 1=Enable Checksum
Checksum *25
<CR> <LF> End of message termination
*/
/*
* Table 2-10 Messages
Value Description
0 GGA
1 GLL
2 GSA
3 GSV
4 RMC
5 VTG
6 MSS (If internal beacon is supported)
7 Not defined
8 ZDA (if 1PPS output is supported)
9 Not defined
*/
// Data Members:
// int messageID;
// int mode;
// int rate;
// int checksumEnable;
// Creates a valid NMEA $PSRF103 command sentence.
std::string NMEACommandQueryRate::toString(){
stringstream ss;
ss << setfill('0') << setw(2) << messageID << ","
<< setfill('0') << setw(2) << mode << ","
<< setfill('0') << setw(2) << rate << ","
<< setfill('0') << setw(2) << checksumEnable;
message = ss.str();
return NMEACommand::addChecksum(message);
}
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