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signed int OffsetN
, OffsetR
, OffsetZ
;
/*
signed int CalTabelleHorizontalN[4] = {67,-450,77,-411}; // Vier Messwerte 90° Horizontal gedreht
signed int CalTabelleHorizontalR[4] = {-310,175,183,-333};
signed int CalTabelleHorizontalZ[4] = {-100,-390,-400,100}; // Messwinkel des Z-Sensors auch horizontal gemessen
*/
signed int CalTabelleHorizontalN
[4] = { 75,-180,-440,-166}; // Vier Messwerte 90° Horizontal gedreht
signed int CalTabelleHorizontalR
[4] = { -5,-230, 66, 246};
signed int CalTabelleHorizontalZ
[4] = {-290,-280, 44, 33}; // Messwinkel des Z-Sensors auch horizontal gemessen
signed int RawMagnet1a
,RawMagnet1b
; // reine AD-Messung
signed int RawMagnet2a
,RawMagnet2b
;
signed int RawMagnet3a
,RawMagnet3b
;
signed int UncalMagnetN
,UncalMagnetR
,UncalMagnetZ
; // Messwert-Delta ohne Offset- und Verstärker korrektur
signed int MagnetN
,MagnetR
,MagnetZ
; // Kalibrierte Messerte
unsigned int PwmHeading
= 0;
unsigned char PC_Connected
= 0;
int Heading
;
#include "main.h"
//############################################################################
//
void Wait
(unsigned char dauer
)
//############################################################################
{
dauer
= (unsigned char)TCNT0
+ dauer
;
while((TCNT0
- dauer
) & 0x80);
}
void CalcFields
(void)
{
UncalMagnetN
= (2 * UncalMagnetN
+ (RawMagnet1a
- RawMagnet1b
)) / 3;
UncalMagnetR
= (2 * UncalMagnetR
+ (RawMagnet3a
- RawMagnet3b
)) / 3;
UncalMagnetZ
= (2 * UncalMagnetZ
+ (RawMagnet2a
- RawMagnet2b
)) / 3;
MagnetN
= UncalMagnetN
- OffsetN
;
MagnetR
= UncalMagnetR
- OffsetR
;
MagnetZ
= UncalMagnetZ
- OffsetZ
;
}
//------------------------------------------------------
void CalcHeading
(void)
{
double nick_rad
, roll_rad
, Hx
, Hy
, Cx
, Cy
, Cz
;
float nick
, roll
, XEx
, XEy
, YEy
, YEz
, YE
, XE
, XrawCal
, YrawCal
, ZrawCal
, XEz
;
int heading
, azimuthgrad
;
nick_rad
= ((double)WinkelOut.
Winkel[0]) * M_PI
/ (double)(180);
roll_rad
= ((double)WinkelOut.
Winkel[1]) * M_PI
/ (double)(180);
//roll_rad = 0; nick_rad = 0;
/*
Cx = (double) (MicroMag.Axis[Y_AXIS] + CY_OFFSET) * 0.707f - (double) (MicroMag.Axis[X_AXIS]+ CX_OFFSET) * 0.707f;
Cy = ((double) (MicroMag.Axis[Y_AXIS]+ CY_OFFSET) * 0.707f + (double) (MicroMag.Axis[X_AXIS]+ CX_OFFSET) * 0.707f);
Cz = -MicroMag.Axis[Z_AXIS] + CZ_OFFSET;
*/
Cx
= MagnetN
;
Cy
= MagnetR
;
Cz
= -MagnetZ
;
Hx
= Cx
* (double)cos(nick_rad
) +
Cy
* (double)sin(nick_rad
) * (double)sin(roll_rad
) -
Cz
* (double)sin(nick_rad
) * (double)cos(roll_rad
);
Hy
= Cy
* (double)cos(roll_rad
) +
Cz
* (double)sin(roll_rad
);
if(Hx
== 0 && Hy
< 0) heading
= 90;
else if(Hx
== 0 && Hy
> 0) heading
= 270;
else if(Hx
< 0) heading
= 180 - (atan(Hy
/ Hx
) * 180 / M_PI
);
else if(Hx
> 0 && Hy
< 0) heading
= - (atan(Hy
/ Hx
) * 180 / M_PI
);
else if(Hx
> 0 && Hy
> 0) heading
= 360 - (atan(Hy
/ Hx
) * 180 / M_PI
);
// DebugOut.Analog[14] = heading;
// if (FromFlightCtrl.IntegralNick > 0) heading = heading + FromFlightCtrl.IntegralNick/60;
if(heading
< 361) DebugOut.
Analog[14] = heading
;
Heading
= heading
;
PwmHeading
= heading
+ 10;
// MicroMag.Heading = heading;
// DebugOut.Analog[14] = heading;
}
//############################################################################
//Hauptprogramm
int main
(void)
//############################################################################
{
DDRC
= 0x08;
PORTC
= 0x08;
DDRD
= 0xf4;
PORTD
= 0xA0;
DDRB
= 0x04;
PORTB
= 0x35;
LED_ON
;
UART_Init
();
Timer0_Init
();
ADC_Init
();
InitIC2_Slave
();
sei
();//Globale Interrupts Einschalten
Debug_Timer
= SetDelay
(100); // Sendeintervall
OffsetN
= (CalTabelleHorizontalN
[0] + CalTabelleHorizontalN
[1] + CalTabelleHorizontalN
[2] + CalTabelleHorizontalN
[3]) / 4;
OffsetR
= (CalTabelleHorizontalR
[0] + CalTabelleHorizontalR
[1] + CalTabelleHorizontalR
[2] + CalTabelleHorizontalR
[3]) / 4;
OffsetZ
= (CalTabelleHorizontalZ
[0] + CalTabelleHorizontalZ
[1] + CalTabelleHorizontalZ
[2] + CalTabelleHorizontalZ
[3]) / 4;
VersionInfo.
Hauptversion = VERSION_HAUPTVERSION
;
VersionInfo.
Nebenversion = VERSION_NEBENVERSION
;
VersionInfo.
PCKompatibel = 7;
while (1)
{
LED_ON
;
FLIP_LOW
;
Delay_ms
(2);
RawMagnet1a
= MessAD
(0);
RawMagnet2a
= MessAD
(1);
RawMagnet3a
= MessAD
(7);
Delay_ms
(1);
LED_OFF
;
FLIP_HIGH
;
Delay_ms
(2);
RawMagnet1b
= MessAD
(0);
RawMagnet2b
= MessAD
(1);
RawMagnet3b
= MessAD
(7);
Delay_ms
(1);
CalcFields
();
DebugOut.
Analog[0] = MagnetN
;
DebugOut.
Analog[1] = MagnetR
;
DebugOut.
Analog[2] = MagnetZ
;
DebugOut.
Analog[3] = UncalMagnetN
;
DebugOut.
Analog[4] = UncalMagnetR
;
DebugOut.
Analog[5] = UncalMagnetZ
;
/*
DebugOut.Analog[3] = RawMagnet1a;
DebugOut.Analog[4] = RawMagnet1b;
DebugOut.Analog[5] = RawMagnet3a;
DebugOut.Analog[6] = RawMagnet3b;*/
DebugOut.
Analog[6] = WinkelOut.
Winkel[0];
DebugOut.
Analog[7] = WinkelOut.
Winkel[1];
CalcHeading
();
BearbeiteRxDaten
();
PC_Connected
= 100;
if(PC_Connected
)
{
PC_Connected
--;
DatenUebertragung
();
DDRD
|= 0x02; // TXD-Leitung
}
else
{
DDRD
&= ~
0x02; // TXD-Leitung
}
} // while(1) - Hauptschleife
}