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This commit is contained in:
Tristan Krause 2019-05-15 16:35:47 +02:00
parent c200f5da63
commit 7a1efabe49
5 changed files with 50 additions and 170 deletions
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13
driver/examples/pegel/gnuplotscript.gp Normal file
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@ -0,0 +1,13 @@
set margin 10,10
unset key
set grid
set title ''
set xlabel 'U_{OUT} [V]'
set ylabel 'U_{IN} [V]'
set xrange [0:5]
set yrange [0:5]
set label at 5,5 ' [V] = 0' left
unset output
set terminal qt
unset output
plot "/tmp/tempfile0" using ($1*0.004888):($2*0.004888) binary format="%int16%int16" endian=big title ' [V] = 0' w l

201
driver/examples/pegel/main.cpp
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@ -4,175 +4,40 @@
#include <b15f/plottyfile.h> #include <b15f/plottyfile.h>
void kennlinieErsterQuadrant()
{
B15F& drv = B15F::getInstance();
PlottyFile pf;
uint16_t ba[1024];
uint16_t bb[1024];
const uint16_t sample_count = 1024;
const uint16_t delta = 1;
const uint16_t u_gs_start = 440;
const uint16_t u_gs_delta = 20;
const uint16_t u_gs_end = 600;
pf.setUnitX("V");
pf.setUnitY("mA");
pf.setUnitPara("V");
pf.setDescX("U_{DS}");
pf.setDescY("I_D");
pf.setDescPara("U_{GS}");
pf.setRefX(5);
pf.setRefY(50);
pf.setParaFirstCurve(u_gs_start);
pf.setParaStepWidth(u_gs_delta);
uint8_t curve = 0;
std::cout << "Erfasse Kennlinie erster Quadrant..." << std::endl << std::flush;
for(uint16_t u_gs = u_gs_start; u_gs <= u_gs_end; u_gs += u_gs_delta)
{
drv.analogWrite1(u_gs);
drv.analogSequence(0, &ba[0], 0, 1, &bb[0], 0, 0, delta, sample_count);
for(uint16_t k = 0; k < sample_count; k++)
{
uint16_t i_d = ba[k] - bb[k];
uint16_t u_ds = bb[k];
pf.addDot(Dot(u_ds, i_d, curve));
}
std::cout << "\033[1K\r" << 1e2 * (u_gs - u_gs_start) / (u_gs_end - u_gs_start) << "%" << std::flush;
curve++;
}
std::cout << "\033[1K\r" << std::flush;
// speichern und plotty starten
pf.writeToFile("test_plot");
pf.startPlotty("test_plot");
}
void kennlinieZweiterQuadrant()
{
B15F& drv = B15F::getInstance();
PlottyFile pf;
uint16_t ba[1024];
uint16_t bb[1024];
const uint16_t sample_count = 1024;
const uint16_t delta = 1;
const uint16_t u_gs_start = 300;
const uint16_t u_gs_delta = 25;
const uint16_t u_gs_end = 700;
pf.setQuadrant(2);
pf.setUnitX("V");
pf.setUnitY("mA");
pf.setUnitPara("V");
pf.setDescX("U_{GS}");
pf.setDescY("I_D");
pf.setDescPara("U_{DS}");
pf.setRefX(5);
pf.setRefY(50);
pf.setParaFirstCurve(u_gs_start);
pf.setParaStepWidth(u_gs_delta);
uint8_t curve = 0;
std::cout << "Erfasse Kennlinie zweiter Quadrant..." << std::endl << std::flush;
for(uint16_t u_gs = u_gs_start; u_gs <= u_gs_end; u_gs += u_gs_delta)
{
drv.analogWrite1(u_gs);
drv.analogSequence(0, &ba[0], 0, 1, &bb[0], 0, 0, delta, sample_count);
curve = 0;
for(uint16_t k = 0; k < sample_count; k++)
{
if(ba[k] > bb[k] && bb[k] % 50 == 0 && bb[k] != 0)
{
uint16_t i_d = ba[k] - bb[k];
pf.addDot(Dot(u_gs, i_d, bb[k] / 50));
}
curve++;
}
std::cout << "\033[1K\r" << 1e2 * (u_gs - u_gs_start) / (u_gs_end - u_gs_start) << "%" << std::flush;
}
std::cout << "\033[1K\r" << std::flush;
// speichern und plotty starten
pf.writeToFile("test_plot");
pf.startPlotty("test_plot");
}
void testFunktionen()
{
B15F& drv = B15F::getInstance();
std::cout << "DIP-Switch: " << (int) drv.readDipSwitch() << std::endl;
drv.digitalWrite0(0xFF);
drv.analogWrite0(128);
std::cout << (int) drv.digitalRead0() << std::endl;;
std::cout << "adc: " << (int) drv.analogRead(4) << std::endl;
drv.digitalWrite0(0x00);
drv.analogWrite0(0);
std::cout << (int) drv.digitalRead0() << std::endl;;
std::cout << "adc: " << (int) drv.analogRead(4) << std::endl;
drv.digitalWrite0(0xFF);
drv.analogWrite0(255);
std::cout << (int) drv.digitalRead0() << std::endl;
std::cout << "adc: " << (int) drv.analogRead(4) << std::endl;
std::cout << "Kennlinie..." << std::endl;
uint16_t a[1024];
uint16_t b[1024];
drv.analogSequence(0, &a[0], 0, 1, &b[0], 0, 0, 1, 1024);
/*for(uint16_t i= 0; i < sizeof(a) / sizeof(uint16_t); i++)
{
std::cout << (int) i << " : " << a[i] << " " << b[i] << std::endl;
}*/
}
int main() int main()
{ {
//testFunktionen();
//kennlinieZweiterQuadrant();
B15F& drv = B15F::getInstance();
while(1)
{
//uint8_t be0 = drv.digitalRead0();
//uint8_t be1 = drv.digitalRead1();
//uint8_t dsw = drv.readDipSwitch();
drv.analogRead(0);
drv.analogRead(1);
drv.analogRead(2);
drv.analogRead(3);
drv.analogRead(4);
drv.analogRead(5);
drv.analogRead(6);
drv.analogRead(7);
}
std::cout << "Schluss." << std::endl; B15F& drv = B15F::getInstance();
PlottyFile pf;
uint16_t ba[1024];
uint16_t bb[1024];
const uint16_t sample_count = 1024;
const uint16_t delta = 1;
pf.setUnitX("V");
pf.setUnitY("V");
pf.setUnitPara("V");
pf.setDescX("U_{OUT}");
pf.setDescY("U_{IN}");
pf.setDescPara("");
pf.setRefX(5);
pf.setRefY(5);
pf.setParaFirstCurve(0);
pf.setParaStepWidth(0);
uint8_t curve = 0;
drv.analogSequence(0, &ba[0], 0, 1, &bb[0], 0, 0, delta, sample_count);
for(uint16_t x = 0; x < sample_count * delta; x += delta)
{
pf.addDot(Dot(x, ba[x], curve));
}
// speichern und plotty starten
pf.writeToFile("test_plot");
pf.startPlotty("test_plot");
} }

BIN
driver/examples/pegel/test_plot Normal file
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4
driver/src/Makefile
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@ -9,7 +9,8 @@ COMPILER_PATH = g++
# Options # Options
LIB_DRV = ../lib/libb15fdrv.so LIB_DRV = ../lib/libb15fdrv.so
LIB_PATH = /usr/lib/ LIB_PATH = /usr/lib/
INCLUDE_PATH = /usr/include/b15f INCLUDE_PATH = /usr/include/b15f/
BIN_PATH = /usr/bin/
OBJ_MAIN = main.o OBJ_MAIN = main.o
OUT_CLI = ../bin/cli.elf OUT_CLI = ../bin/cli.elf
OBJ_CLI = cli.o OBJ_CLI = cli.o
@ -35,6 +36,7 @@ install: drv
cp $(LIB_DRV) $(LIB_PATH) cp $(LIB_DRV) $(LIB_PATH)
mkdir -p $(INCLUDE_PATH) mkdir -p $(INCLUDE_PATH)
cp drv/*.h $(INCLUDE_PATH) cp drv/*.h $(INCLUDE_PATH)
cp plotty $(BIN_PATH)
help: help:
@echo "This Makefile compiles the b15f driver lib and command line interface (CLI):" @echo "This Makefile compiles the b15f driver lib and command line interface (CLI):"

2
driver/src/drv/plottyfile.cpp
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@ -192,7 +192,7 @@ void PlottyFile::writeToFile(std::string filename)
void PlottyFile::startPlotty(std::string filename) void PlottyFile::startPlotty(std::string filename)
{ {
int code = system(("./plotty --in " + filename).c_str()); int code = system(("plotty --in " + filename).c_str());
if(code) if(code)
throw std::runtime_error("Fehler beim Aufruf von plotty"); throw std::runtime_error("Fehler beim Aufruf von plotty");
} }