boardinfo

Makefile

@@ -10,7 +10,7 @@ COMPILER_PATH = g++
 OUTPUT  = main
 CFLAGS  = -std=c++14 -O3
 LDFLAGS = 
-OBJECTS = main.o drv/b15f.o
+OBJECTS = main.o drv/b15f.o drv/plottyfile.o
 
 COMPILE = $(COMPILER_PATH) $(CFLAGS)
 

drv/b15f.cpp

@@ -50,6 +50,10 @@ void B15F::init()
 	if(tries == 0)
 			throw DriverException("Verbindungstest fehlgeschlagen. Neueste Version im Einsatz?");
 	std::cout << "OK" << std::endl;
+	
+	// Gib board info aus
+	std::vector<std::string> info = getBoardInfo();
+	std::cout << PRE << "AVR Firmware Version: " << info[0] << " um " << info[1] << " Uhr (" << info[2] << ")" << std::endl;
 
 }
 
@@ -115,6 +119,38 @@ bool B15F::testIntConv()
 }
 
 
+std::vector<std::string> B15F::getBoardInfo(void)
+{
+	try
+	{
+		std::vector<std::string> info;
+		
+		writeByte(RQ_INFO);
+		uint8_t n = readByte();
+		while(n--)
+		{
+			uint8_t len = readByte();			
+			std::string str;
+			
+			while(len--)
+				str += static_cast<char>(readByte());
+				
+			info.push_back(str);
+		}
+		
+		uint8_t aw = readByte();
+		
+		if(aw != MSG_OK)
+			throw DriverException("Board Info fehlerhalft");
+		
+		return info;
+	}
+	catch(DriverException& de)
+	{
+		reconnect();
+		return getBoardInfo();
+	}
+}
 
 bool B15F::digitaleAusgabe0(uint8_t port)
 {

drv/b15f.h

@@ -8,6 +8,7 @@
 #include <cstdlib>
 #include <chrono>
 #include <cstdint>
+#include <vector>
 
 #include <unistd.h>
 #include <fcntl.h>
@@ -25,6 +26,7 @@ public:
 	void discard(void);
 	bool testConnection(void);
 	bool testIntConv(void);
+	std::vector<std::string> getBoardInfo(void);
 	
 	// Board Befehle
 	bool digitaleAusgabe0(uint8_t);

drv/plottyfile.cpp

@@ -0,0 +1,84 @@
+#include "plottyfile.h"
+
+void PlottyFile::prepStr(std::string& str, uint8_t len)
+{
+	if(str.length() > len)
+		throw std::runtime_error("Zu grosser String.");
+		
+	if(str.length() != len)
+		str += '\n';
+	
+	while(str.length() < len)
+		str += '\0';
+}
+
+void PlottyFile::writeToFile(std::string filename)
+{
+	
+	command = 0x1D;
+	title = "HTWK-HWLab";
+	filetype = "MD";
+	version = 1;
+	subversion = 0;
+	function_type = 'C';
+	quadrant = 1;
+	ref_x = 5000;
+	ref_y = 50;
+	para_first = 1;
+	para_stepwidth = 1;
+	unit_x = "Unit X";
+	desc_x = "Desc X";
+	unit_y = "Unit Y";
+	desc_y = "Desc Y";
+	unit_para = "Unit P";
+	desc_para = "Desc P";
+	
+	prepStr(title, 10);
+	prepStr(unit_x, 10);
+	prepStr(desc_x, 20);
+	prepStr(unit_y, 10);
+	prepStr(desc_y, 20);
+	prepStr(unit_para, 10);
+	prepStr(desc_para, 20);
+	
+	std::ofstream file(filename);
+	file.write(reinterpret_cast<char*>(&command), 1);
+	file.write(title.c_str(), title.length());
+	file.write(filetype.c_str(), 2);
+	file.write(reinterpret_cast<char*>(&version), 2);
+	file.write(reinterpret_cast<char*>(&subversion), 2);
+	file.write(reinterpret_cast<char*>(&function_type), 1);
+	file.write(reinterpret_cast<char*>(&quadrant), 1);
+	file.write(reinterpret_cast<char*>(&ref_x), 2);
+	file.write(reinterpret_cast<char*>(&ref_y), 2);
+	file.write(reinterpret_cast<char*>(&para_first), 2);
+	file.write(reinterpret_cast<char*>(&para_stepwidth), 2);
+	file.write(unit_x.c_str(), unit_x.length());
+	file.write(desc_x.c_str(), desc_x.length());
+	file.write(unit_y.c_str(), unit_y.length());
+	file.write(desc_y.c_str(), desc_y.length());
+	file.write(unit_para.c_str(), unit_para.length());
+	file.write(desc_para.c_str(), desc_para.length());
+	file.write(reinterpret_cast<const char*>(&eof), 1);
+	
+	while(file.tellp() < 256)
+		file.put(0);
+		
+	for(uint16_t i = 0; i < 1023; i++)
+	{
+		file.put(i >> 8);
+		file.put(i & 0xFF);
+		file.put(1);
+		file.put(0);
+	}
+		
+	for(uint16_t i = 0; i < 1023; i++)
+	{
+		file.put((i >> 8) | 128);
+		file.put(i & 0xFF);
+		file.put(2);
+		file.put(0);
+	}
+	
+	file.close();
+}

drv/plottyfile.h

@@ -0,0 +1,35 @@
+#ifndef PLOTTYFILE_H
+#define PLOTTYFILE_H
+
+#include <iostream>
+#include <fstream>
+#include <exception>
+
+class PlottyFile
+{
+public:
+	void writeToFile(std::string filename);
+private:
+	void prepStr(std::string& str, uint8_t len);
+
+	int8_t command;
+	std::string title;
+	std::string filetype;
+	int16_t version;
+	int16_t subversion;
+	uint8_t function_type;
+	uint8_t quadrant;
+	uint16_t ref_x;
+	uint16_t ref_y;
+	uint16_t para_first;
+	uint16_t para_stepwidth;
+	std::string unit_x;
+	std::string desc_x;
+	std::string unit_y;
+	std::string desc_y;
+	std::string unit_para;
+	std::string desc_para;
+	const uint8_t eof = 0xD;
+};
+
+#endif // PLOTTYFILE_H

gnuplotscript.gp

@@ -2,24 +2,13 @@ set margin 10,10
 unset key
 set grid
 set title ''
-set xlabel 'UDrain  [mV]'
-set ylabel 'IDrain [mA]'
+set xlabel 'Desc X [Unit X]'
+set ylabel 'Desc Y [Unit Y]'
 set xrange [0:5000]
 set yrange [0:50]
-set label at 2785,31 'UGS [Digit ] = 125' left
-set label at 2663,28 'UGS [Digit ] = 150' left
-set label at 2614,25 'UGS [Digit ] = 175' left
-set label at 2541,18 'UGS [Digit ] = 200' left
-set label at 2565,21 'UGS [Digit ] = 225' left
-set label at 2468,13 'UGS [Digit ] = 250' left
-set label at 2492,15 'UGS [Digit ] = 275' left
-set label at 2443,11 'UGS [Digit ] = 300' left
-set label at 2443,11 'UGS [Digit ] = 325' left
-set label at 2394,8 'UGS [Digit ] = 350' left
-set label at 2297,4 'UGS [Digit ] = 375' left
-set label at 2297,4 'UGS [Digit ] = 400' left
-set label at 2297,4 'UGS [Digit ] = 400' left
+set label at 4995,12 'Desc P [Unit P] = 1' left
+set label at 4995,25 'Desc P [Unit P] = 2' left
 unset output 
 set terminal qt
 unset output
-plot "/tmp/tempfile0" using ($1*4.887586):($2*0.048876) binary format="%int16%int16" endian=big title 'UGS [Digit ] = 100' w l,"/tmp/tempfile1" using ($1*4.887586):($2*0.048876) binary format="%int16%int16" endian=big title 'UGS [Digit ] = 125' w l,"/tmp/tempfile2" using ($1*4.887586):($2*0.048876) binary format="%int16%int16" endian=big title 'UGS [Digit ] = 150' w l,"/tmp/tempfile3" using ($1*4.887586):($2*0.048876) binary format="%int16%int16" endian=big title 'UGS [Digit ] = 175' w l,"/tmp/tempfile4" using ($1*4.887586):($2*0.048876) binary format="%int16%int16" endian=big title 'UGS [Digit ] = 200' w l,"/tmp/tempfile5" using ($1*4.887586):($2*0.048876) binary format="%int16%int16" endian=big title 'UGS [Digit ] = 225' w l,"/tmp/tempfile6" using ($1*4.887586):($2*0.048876) binary format="%int16%int16" endian=big title 'UGS [Digit ] = 250' w l,"/tmp/tempfile7" using ($1*4.887586):($2*0.048876) binary format="%int16%int16" endian=big title 'UGS [Digit ] = 275' w l,"/tmp/tempfile8" using ($1*4.887586):($2*0.048876) binary format="%int16%int16" endian=big title 'UGS [Digit ] = 300' w l,"/tmp/tempfile9" using ($1*4.887586):($2*0.048876) binary format="%int16%int16" endian=big title 'UGS [Digit ] = 325' w l,"/tmp/tempfile10" using ($1*4.887586):($2*0.048876) binary format="%int16%int16" endian=big title 'UGS [Digit ] = 350' w l,"/tmp/tempfile11" using ($1*4.887586):($2*0.048876) binary format="%int16%int16" endian=big title 'UGS [Digit ] = 375' w l,"/tmp/tempfile12" using ($1*4.887586):($2*0.048876) binary format="%int16%int16" endian=big title 'UGS [Digit ] = 400' w l,"/tmp/tempfile13" using ($1*4.887586):($2*0.048876) binary format="%int16%int16" endian=big title 'UGS [Digit ] = 425' w l
+plot "/tmp/tempfile0" using ($1*4.887586):($2*0.048876) binary format="%int16%int16" endian=big title 'Desc P [Unit P] = 1' w l,"/tmp/tempfile32" using ($1*4.887586):($2*0.048876) binary format="%int16%int16" endian=big title 'Desc P [Unit P] = 2' w l

main.cpp

@@ -1,5 +1,6 @@
 #include <iostream>
 #include "drv/b15f.h"
+#include "drv/plottyfile.h"
 
 int main()
 {
@@ -21,7 +22,10 @@ int main()
 	uint16_t bb[1024];
 	drv.analogEingabeSequenz(1, &ba[0], 0, 0, &bb[0], 0, 1023, -1, 1023);
 	
-	system("./plotty --in graph");
+	PlottyFile pf;
+	pf.writeToFile("test_plot");
+	
+	system("./plotty --in test_plot");
 	
 	std::cout << "Schluss." << std::endl;
 }