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Patti
29.09.2011, 17:13
Hallo,

Ich habe auf der experimentierplatine 2 LEDs drauf gelötet.
Und möchte jetzt das diese im wechsel blinken aber gleichzeitig das Light Following Programm ausgeführt wird.

Aber egal was ich mache es blinken nur die LEDs und das Light Following Programm funktioniert nicht richtig.

Hier mal das Programm.


#include "RP6RobotBaseLib.h"

#define IDLE 0

typedef struct {
uint8_t speed_left;
uint8_t speed_right;
unsigned dir:2;
unsigned move:1;
unsigned rotate:1;
uint16_t move_value;
uint8_t state;
} behaviour_command_t;

behaviour_command_t STOP = {0, 0, FWD, false, false, 0, IDLE};

#define CRUISE_SPEED_FWD 80
#define MOVE_FORWARDS 1
behaviour_command_t cruise = {CRUISE_SPEED_FWD, CRUISE_SPEED_FWD, FWD,false, false, 0, MOVE_FORWARDS};

void behaviour_cruise(void)
{
}

#define ESCAPE_SPEED_BWD 80
#define ESCAPE_SPEED_ROTATE 60

#define ESCAPE_FRONT 1
#define ESCAPE_FRONT_WAIT 2
#define ESCAPE_LEFT 3
#define ESCAPE_LEFT_WAIT 4
#define ESCAPE_RIGHT 5
#define ESCAPE_RIGHT_WAIT 6
#define ESCAPE_WAIT_END 7
behaviour_command_t escape = {0, 0, FWD, false, false, 0, IDLE};

void behaviour_escape(void)
{
static uint8_t bump_count = 0;

switch(escape.state)
{
case IDLE:
break;
case ESCAPE_FRONT:
escape.speed_left = ESCAPE_SPEED_BWD;
escape.dir = BWD;
escape.move = true;
if(bump_count > 3)
escape.move_value = 200;
else
escape.move_value = 140;
escape.state = ESCAPE_FRONT_WAIT;
bump_count+=2;
break;
case ESCAPE_FRONT_WAIT:
if(!escape.move)
{
escape.speed_left = ESCAPE_SPEED_ROTATE;
if(bump_count > 3)
{
escape.move_value = 110;
escape.dir = RIGHT;
bump_count = 0;
}
else
{
escape.dir = LEFT;
escape.move_value = 75;
}
escape.rotate = true;
escape.state = ESCAPE_WAIT_END;
}
break;
case ESCAPE_LEFT:
escape.speed_left = ESCAPE_SPEED_BWD;
escape.dir = BWD;
escape.move = true;
if(bump_count > 3)
escape.move_value = 160;
else
escape.move_value = 100;
escape.state = ESCAPE_LEFT_WAIT;
bump_count++;
break;
case ESCAPE_LEFT_WAIT:
if(!escape.move)
{
escape.speed_left = ESCAPE_SPEED_ROTATE;
escape.dir = RIGHT;
escape.rotate = true;
if(bump_count > 3)
{
escape.move_value = 100;
bump_count = 0;
}
else
escape.move_value = 65;
escape.state = ESCAPE_WAIT_END;
}
break;
case ESCAPE_RIGHT:
escape.speed_left = ESCAPE_SPEED_BWD ;
escape.dir = BWD;
escape.move = true;
if(bump_count > 3)
escape.move_value = 160;
else
escape.move_value = 100;
escape.state = ESCAPE_RIGHT_WAIT;
bump_count++;
break;
case ESCAPE_RIGHT_WAIT:
if(!escape.move)
{
escape.speed_left = ESCAPE_SPEED_ROTATE;
escape.dir = LEFT;
escape.rotate = true;
if(bump_count > 3)
{
escape.move_value = 100;
bump_count = 0;
}
else
escape.move_value = 65;
escape.state = ESCAPE_WAIT_END;
}
break;
case ESCAPE_WAIT_END:
if(!(escape.move || escape.rotate))
escape.state = IDLE;
break;
}
}

void bumpersStateChanged(void)
{
if(bumper_left && bumper_right)
{
escape.state = ESCAPE_FRONT;
}
else if(bumper_left)
{
if(escape.state != ESCAPE_FRONT_WAIT)
escape.state = ESCAPE_LEFT;
}
else if(bumper_right)
{
if(escape.state != ESCAPE_FRONT_WAIT)
escape.state = ESCAPE_RIGHT;
}
}

#define AVOID_SPEED_L_ARC_LEFT 20
#define AVOID_SPEED_L_ARC_RIGHT 80
#define AVOID_SPEED_R_ARC_LEFT 80
#define AVOID_SPEED_R_ARC_RIGHT 20

#define AVOID_SPEED_ROTATE 60

#define AVOID_OBSTACLE_RIGHT 1
#define AVOID_OBSTACLE_LEFT 2
#define AVOID_OBSTACLE_MIDDLE 3
#define AVOID_OBSTACLE_MIDDLE_WAIT 4
#define AVOID_END 5
behaviour_command_t avoid = {0, 0, FWD, false, false, 0, IDLE};

void behaviour_avoid(void)
{
static uint8_t last_obstacle = LEFT;
static uint8_t obstacle_counter = 0;
switch(avoid.state)
{
case IDLE:
if(obstacle_right && obstacle_left)
avoid.state = AVOID_OBSTACLE_MIDDLE;
else if(obstacle_left)
avoid.state = AVOID_OBSTACLE_LEFT;
else if(obstacle_right)
avoid.state = AVOID_OBSTACLE_RIGHT;
break;
case AVOID_OBSTACLE_MIDDLE:
avoid.dir = last_obstacle;
avoid.speed_left = AVOID_SPEED_ROTATE;
avoid.speed_right = AVOID_SPEED_ROTATE;
if(!(obstacle_left || obstacle_right))
{
if(obstacle_counter > 3)
{
obstacle_counter = 0;
setStopwatch4(0);
}
else
setStopwatch4(400);
startStopwatch4();
avoid.state = AVOID_END;
}
break;
case AVOID_OBSTACLE_RIGHT:
avoid.dir = FWD;
avoid.speed_left = AVOID_SPEED_L_ARC_LEFT;
avoid.speed_right = AVOID_SPEED_L_ARC_RIGHT;
if(obstacle_right && obstacle_left)
avoid.state = AVOID_OBSTACLE_MIDDLE;
if(!obstacle_right)
{
setStopwatch4(500);
startStopwatch4();
avoid.state = AVOID_END;
}
last_obstacle = RIGHT;
obstacle_counter++;
break;
case AVOID_OBSTACLE_LEFT:
avoid.dir = FWD;
avoid.speed_left = AVOID_SPEED_R_ARC_LEFT;
avoid.speed_right = AVOID_SPEED_R_ARC_RIGHT;
if(obstacle_right && obstacle_left)
avoid.state = AVOID_OBSTACLE_MIDDLE;
if(!obstacle_left)
{
setStopwatch4(500);
startStopwatch4();
avoid.state = AVOID_END;
}
last_obstacle = LEFT;
obstacle_counter++;
break;
case AVOID_END:
if(getStopwatch4() > 1000)
{
stopStopwatch4();
setStopwatch4(0);
avoid.state = IDLE;
}
break;
}
}

void acsStateChanged(void)
{
if(avoid.state != IDLE)
{
if(obstacle_left && obstacle_right)
statusLEDs.byte = 0b100100;
else
statusLEDs.byte = 0b000000;
statusLEDs.LED5 = obstacle_left;
statusLEDs.LED4 = (!obstacle_left);
statusLEDs.LED2 = obstacle_right;
statusLEDs.LED1 = (!obstacle_right);
updateStatusLEDs();
}
}

#define FOLLOW 3

#define LIGHT_MIN 100

behaviour_command_t follow = {0, 0, FWD, false, false, 0, IDLE};

void behaviour_follow(void)
{
switch(follow.state)
{
case IDLE:
if(adcLSL >= LIGHT_MIN || adcLSR >= LIGHT_MIN)
{
setStopwatch6(0);
startStopwatch6();
follow.state = FOLLOW;
}
break;
case FOLLOW:
if(getStopwatch6() > 100)
{
if(adcLSL >= LIGHT_MIN || adcLSR >= LIGHT_MIN)
{
int16_t dif = ((int16_t)(adcLSL - adcLSR))>>1;
if(dif > 40) dif = 40;
if(dif < -40) dif = -40;
follow.speed_left = 60 - dif;
follow.speed_right = 60 + dif;

if(dif > 30)
setLEDs(0b111000);
else if(dif > 25)
setLEDs(0b011000);
else if(dif > 5)
setLEDs(0b001000);
else if(dif > -5)
setLEDs(0b001001);
else if(dif > -25)
setLEDs(0b000001);
else if(dif > -30)
setLEDs(0b000011);
else
setLEDs(0b000111);
}
else
{
stopStopwatch6();
follow.state = IDLE;
}
if((avoid.state || escape.state))
{
if(obstacle_left && obstacle_right)
statusLEDs.byte = 0b100100;
else
statusLEDs.byte = 0b000000;
statusLEDs.LED5 = obstacle_left;
statusLEDs.LED4 = (!obstacle_left);
statusLEDs.LED2 = obstacle_right;
statusLEDs.LED1 = (!obstacle_right);
updateStatusLEDs();
}
setStopwatch6(0);
}
break;
}
}

void moveCommand(behaviour_command_t * cmd)
{
if(cmd->move_value > 0)
{
if(cmd->rotate)
rotate(cmd->speed_left, cmd->dir, cmd->move_value, false);
else if(cmd->move)
move(cmd->speed_left, cmd->dir, DIST_MM(cmd->move_value), false);
cmd->move_value = 0;
}
else if(!(cmd->move || cmd->rotate))
{
changeDirection(cmd->dir);
moveAtSpeed(cmd->speed_left,cmd->speed_right);
}
else if(isMovementComplete())
{
cmd->rotate = false;
cmd->move = false;
}
}

void behaviourController(void)
{
behaviour_cruise();
behaviour_follow();
behaviour_avoid();
behaviour_escape();

if(escape.state != IDLE)
moveCommand(&escape);
else if(avoid.state != IDLE)
moveCommand(&avoid);
else if(follow.state != IDLE)
moveCommand(&follow);
else if(cruise.state != IDLE)
moveCommand(&cruise);
else
moveCommand(&STOP);
}

int main(void)
{
initRobotBase();
setLEDs(0b111111);
mSleep(2500);
setLEDs(0b001001);

BUMPERS_setStateChangedHandler(bumpersStateChanged );

ACS_setStateChangedHandler(acsStateChanged);

powerON();
setACSPwrMed();

DDRC |= (SCL | SDA); // PC0, PC1 als Ausgänge definiere





while(true)
{



{
PORTC |= SCL; // PC0 high
mSleep(1000);
PORTC &= ~SCL; // PC0 low

PORTC |= SDA; // PC1 high
mSleep(1000);
PORTC &= ~SDA; // PC1 low


}
behaviourController();
task_RP6System();
}
return 0;
}

Was kann ich falsch gemacht haben?
Würde mich über eine Antwort freun.

MFG
Patti

Dirk
29.09.2011, 21:09
@Patti:
In der Hauptschleife darf es keine Wartebefehle (mSleep(1000) ) geben.
Du kannst aber eine Lösung mit Stopwatches finden.

Patti
30.09.2011, 17:06
Danke Dirk,


Mit den Stopwatches hat es geklappt:)