Update of positioning detection

This commit is contained in:
foglar 2024-06-29 14:27:35 +02:00
parent e214d215d9
commit 82fc3204b0

View File

@ -1,6 +1,6 @@
#include <SPI.h>
#include <SD.h>
#include <Servo.h>
#include "Arduino_BMI270_BMM150.h"
#include <nRF24L01.h>
#include <RF24.h>
@ -10,16 +10,21 @@ const int NRF_CE_PIN = 9;
const int NRF_CS_PIN = 8;
const byte address[6] = "00001";
const int BUZZER_PIN = 7;
const int READY_STAGE_PIN = 5;
const int LAUNCH_STAGE_PIN = 6;
const int BUZZER_PIN = 2;
const int SERVO_A_PIN = 3;
const int SERVO_B_PIN = 5;
int plusThreshold = 40, minusThreshold = -40;
// Create objects for modules
RF24 radio(NRF_CE_PIN, NRF_CS_PIN);
File dataFile;
Servo A;
Servo B;
// Flight stages
enum FlightStage {
enum FlightStage
{
READY,
ARM,
ASCENT,
@ -29,26 +34,31 @@ enum FlightStage {
FlightStage current_stage = READY;
void setup() {
void setup()
{
// Initialize Serial
Serial.begin(115200);
while (!Serial);
while (!Serial)
;
Serial.println("# Welcome to CobraV2 operating system for rocket");
delay(1000);
// Buzzer pin
pinMode(BUZZER_PIN, OUTPUT);
pinMode(READY_STAGE_PIN, INPUT);
digitalWrite(BUZZER_PIN, LOW);
A.attach(5); // attaches the servo on pin 9 to the servo object
B.attach(6);
// Start with preflight stage
current_stage = READY;
delay(1000);
}
void loop() {
switch (current_stage) {
void loop()
{
switch (current_stage)
{
case READY:
ready_stage();
break;
@ -56,107 +66,113 @@ void loop() {
arm_stage();
break;
case ASCENT:
//ascent_stage();
ascent_stage();
break;
case DESCENT:
//descent_stage();
descent_stage();
break;
case LANDED:
//landed_stage();
landed_stage();
break;
}
}
bool isButtonPressed(int buttonPin) { return digitalRead(buttonPin) == HIGH;}
bool isButtonPressed(int buttonPin) { return digitalRead(buttonPin) == LOW; }
void beep()
{
digitalWrite(BUZZER_PIN, HIGH);
delay(1000);
digitalWrite(BUZZER_PIN, LOW);
}
void ready_stage() {
void ready_stage()
{
Serial.println("# READY stage");
int counter = 0;
const int buttonPin = 2;
beep();
while (true) {
if (isButtonPressed(buttonPin)) {
Serial.println("Button is pressed!");
break;
} else {
Serial.println("Button is not pressed.");
if (!IMU.begin())
{
Serial.println("Failed to initialize IMU!");
while (1)
;
}
delay(100);
}
current_stage = ARM;
}
void arm_stage() {
// System check
// Block parachute ejection
// Wait for launch pin removed
// Start sending data
Serial.println("# ARM stage");
// Radio
if (!radio.begin()) {
Serial.println("# Fail nRF24L01 init");
} else {
radio.openWritingPipe(address);
radio.stopListening(); // Set module as transmitter
const char msg[] = "# Radio connection activated";
radio.write(&msg, sizeof(msg));
Serial.println("# Success nRF24L01 init");
}
// radio.begin();
// radio.openWritingPipe(address);
// radio.stopListening(); // Set module as transmitter
// const char msg[] = "# Radio connection activated";
// radio.write(&msg, sizeof(msg));
// Serial.println("# Success nRF24L01 init");
// SD card
if (!SD.begin(4)) {
Serial.println("# Fail SD module init");
} else {
Serial.println("# Success SD module init");
}
if (SD.exists("data.txt")) {
Serial.println("# File exists");
} else {
Serial.println("# File does not exist");
}
dataFile = SD.open("data.txt", FILE_WRITE);
if (dataFile) {
Serial.println("# File opened");
dataFile.println("# CobraV2 flight data");
} else {
Serial.println("# Error opening file");
}
// Buzzer
tone(BUZZER_PIN, 1000);
delay(1000);
noTone(BUZZER_PIN);
// Accelerometer Gyroscope
if (!IMU.begin()) {
Serial.println("Failed to initialize IMU!");
while (1);
}
//// SD card
// if (!SD.begin(4))
//{
// Serial.println("# Fail SD module init");
// }
// else
//{
// Serial.println("# Success SD module init");
// }
// if (SD.exists("data.txt"))
//{
// Serial.println("# File exists");
// }
// else
//{
// Serial.println("# File does not exist");
// dataFile = SD.open("data.txt", FILE_WRITE);
// }
// if (dataFile)
//{
// Serial.println("# File opened");
// dataFile.println("# CobraV2 flight data");
// }
// else
//{
// Serial.println("# Error opening file");
// }
Serial.print("Accelerometer sample rate = ");
Serial.print(IMU.accelerationSampleRate());
Serial.println(" Hz");
current_stage = ARM;
}
void arm_stage()
{
// System check
// Block parachute ejection
// Wait for launch pin removed
// Start sending data
Serial.println("# ARM stage");
beep();
beep();
// Accelerometer Gyroscope
int counter = 0;
float x, y, z;
while (true) {
if (IMU.accelerationAvailable()) {
while (true)
{
if (IMU.accelerationAvailable())
{
IMU.readAcceleration(x, y, z);
Serial.println(x);
if ( x > 1) {
if (x > 1)
{
Serial.println("# Launch Detect");
counter++;
}
else
{
counter = 0;
}
}
if (counter > 10) {
if (counter > 10)
{
Serial.println("# Launching");
break;
}
@ -165,24 +181,101 @@ void arm_stage() {
current_stage = ASCENT;
}
void ascent_stage() {
// Launch
// Start sending and saving data on SD card
// Check for apogee
// Eject parachute
void ascent_stage()
{
Serial.println("ASCENT Stage");
unsigned long StartTime = millis();
while (true)
{
unsigned long CurrentTime = millis();
unsigned long ElapsedTime = CurrentTime - StartTime;
Serial.println(ElapsedTime);
float x, y, z;
if (IMU.accelerationAvailable())
{
IMU.readAcceleration(x, y, z);
}
int degreesX = 0;
int degreesY = 0;
if (x > 0.1)
{
x = 100 * x;
degreesX = map(x, 0, 97, 0, 90);
Serial.print(degreesX);
}
if (x < -0.1)
{
x = 100 * x;
degreesX = map(x, 0, -100, 0, 90);
Serial.print(degreesX);
}
if (y > 0.1)
{
y = 100 * y;
degreesY = map(y, 0, 97, 0, 90);
Serial.print(degreesY);
}
if (y < -0.1)
{
y = 100 * y;
degreesY = map(y, 0, -100, 0, 90);
Serial.print(degreesY);
}
if (degreesX < 50)
{
Risk_Counter++;
}
if (ElapsedTime > 9000)
{
break;
}
}
current_stage = DESCENT;
}
void descent_stage() {
// Detect apogee with accelerometer
// Eject parachute
// GPS and height check
void descent_stage()
{
Serial.println("# DESCENT stage");
for (int pos = 0; pos <= 150; pos += 1)
{
// in steps of 1 degree
A.write(pos);
delay(1);
}
for (int pos = 90; pos >= 0; pos -= 1)
{
B.write(pos);
delay(1);
}
unsigned long StartTime = millis();
while (true)
{
unsigned long CurrentTime = millis();
unsigned long ElapsedTime = CurrentTime - StartTime;
if (ElapsedTime > 300000)
{
break;
}
}
current_stage = LANDED;
}
void landed_stage() {
// Check for zero velocity
// Shut down unneeded systems
// Buzz on
// Send GPS location
// Battery check
// Turn off gyro and accelerometer
void landed_stage()
{
while (true)
{
Serial.println("# LANDED stage");
beep();
delay(200);
}
}