intval2/ino/intval2_button_servo/intval2_button_servo.ino

337 lines
7.0 KiB
C++

#include <Servo.h>
//Intval for pro trinket arduinos
//Using 12vdc motors in place of a stepper
//HBridge for motor control
//Microswitch for control
Servo blackout;
/*
----------------------------------------------------
Microswitch (use INPUT_PULLUP!!)
GND-----\ | \-----PIN
----------------------------------------------------
*/
const int MOTOR_RPM = 120;
const int BOLEX_C = round((133 / (1.66 * 360)) * 1000); //bolex exposure constant
const int FAST_PWM = 255;
const int SLOW_PWM = 127;
/* ------------------------------------------------
* pins
* ------------------------------------------------*/
//Trinket Pro
const int PIN_INDICATOR = 13;
const int PIN_MOTOR_FORWARD = 9;
const int PIN_MOTOR_BACKWARD = 10;
//const int PIN_MICRO = 12;
const int PIN_MICRO = 19; //laser cut version
const int BUTTON[4] = {3, 6, 5, 4}; //trigger, direction, speed, delay
volatile int button_state[4] = {1, 1, 1, 1};
volatile long button_time[4] = {0, 0, 0, 0};
volatile long buttontime = 0;
/* ------------------------------------------------
* loop
* ------------------------------------------------*/
const int LOOP_DELAY = 10;
/* ------------------------------------------------
* state
* ------------------------------------------------*/
volatile int fwd_speed = FAST_PWM;
volatile int bwd_speed = FAST_PWM;
volatile boolean sequence = false;
volatile boolean running = false;
volatile boolean cam_dir = true;
volatile boolean delaying = false;
volatile boolean timed = false;
volatile int micro_position = 0;
volatile boolean micro_primed = false;
unsigned long timer = 0;
unsigned long frame_start = 0;
unsigned long delay_start = 0;
volatile int cam_count = 0;
volatile int cam_pos = 0;
unsigned long timed_open = 300; //ms after start_frame to pause
volatile boolean timed_paused = false;
unsigned long timed_delay = 0;
unsigned long timed_last = 0;
unsigned long timed_avg = 600;
volatile long seq_delay = 42;
volatile boolean black = true;
const int black_pin = 11;
const int black_pulse_width_min = 600; //TowerPro MG995
const int black_pulse_width_max = 2000; //TowerPro MG995
const int black_delay = 400;
const int black_start = 0;
const int black_end = 95;
const int black_timed = 1;
volatile boolean black_paused = false;
void setup () {
blackout.attach(black_pin, black_pulse_width_min, black_pulse_width_max);
Black_off();
delay(1000);
Black_on();
Pins_init();
Buttons_init();
}
void loop () {
timer = millis();
Btn(0);
Btn(1);
Btn(2);
Btn(3);
if (sequence && delaying) {
Watch_delay();
}
if (running) {
if (timed && !black) {
Read_timed();
} else {
Read_micro();
}
}
if (!running && !sequence && !delaying){
delay(LOOP_DELAY);
}
}
void Pins_init () {
pinMode(PIN_MOTOR_FORWARD, OUTPUT);
pinMode(PIN_MOTOR_BACKWARD, OUTPUT);
pinMode(PIN_MICRO, INPUT_PULLUP);
pinMode(PIN_INDICATOR, OUTPUT);
}
void Frame () {
frame_start = millis();
if (cam_dir) {
analogWrite(PIN_MOTOR_FORWARD, fwd_speed);
analogWrite(PIN_MOTOR_BACKWARD, 0);
} else {
analogWrite(PIN_MOTOR_BACKWARD, bwd_speed);
analogWrite(PIN_MOTOR_FORWARD, 0);
}
running = true;
micro_primed = false;
}
void Pause_timed () {
timed_paused = true;
analogWrite(PIN_MOTOR_FORWARD, 0);
analogWrite(PIN_MOTOR_BACKWARD, 0);
}
void Start_timed () {
timed_paused = false;
if (cam_dir) {
analogWrite(PIN_MOTOR_FORWARD, fwd_speed);
analogWrite(PIN_MOTOR_BACKWARD, 0);
} else {
analogWrite(PIN_MOTOR_BACKWARD, bwd_speed);
analogWrite(PIN_MOTOR_FORWARD, 0);
}
}
boolean Read_delay () {
if (fwd_speed == FAST_PWM) {
if (timer - frame_start >= 300) {
return true;
}
} else {
if (timer - frame_start >= 600) {
return true;
}
}
return false;
}
void Watch_delay () {
if (timer - delay_start >= seq_delay) {
delaying = false;
Frame();
}
}
void Read_micro () {
if (Read_delay()) {
micro_position = digitalRead(PIN_MICRO);
if (micro_position == LOW
&& micro_primed == false) {
micro_primed = true;
} else if (micro_position == HIGH
&& micro_primed == true) {
Stop();
}
delay(2);//smooths out signal
}
}
void Read_timed () {
if (!timed_paused) {
if (timer - frame_start > timed_open
&& timer - frame_start < timed_open + timed_delay) {
Pause_timed();
black_paused = true;
} else if (timer - frame_start > timed_open + timed_delay) {
micro_position = digitalRead(PIN_MICRO);
if (micro_position == HIGH) {
Stop();
}
delay(2);//smooths out signal
}
}
if (timed_paused && timer - frame_start > timed_open + timed_delay) {
Start_timed();
}
}
void Stop () {
delay(10);
analogWrite(PIN_MOTOR_FORWARD, 0);
analogWrite(PIN_MOTOR_BACKWARD, 0);
cam_count++;
if (cam_dir) {
cam_pos++;
} else {
cam_pos--;
}
running = false;
micro_primed = false;
if (sequence) {
if (black) {
Black_on();
} else {
Black_off();
}
delaying = true;
delay_start = millis();
}
}
void Indicator (boolean state) {
if (state) {
digitalWrite(PIN_INDICATOR, HIGH);
} else {
digitalWrite(PIN_INDICATOR, LOW);
}
}
void Buttons_init () {
for (int i = 0; i < 4; i++) {
pinMode(BUTTON[i], INPUT_PULLUP);
}
}
void Btn (int index) {
int val = digitalRead(BUTTON[index]);
if (val != button_state[index]) {
if (val == LOW) { // pressed
button_time[index] = millis();
//button_start(index);
} else if (val == HIGH) { // not pressed
buttontime = millis() - button_time[index];
button_end(index, buttontime);
}
}
button_state[index] = val;
}
/*
* dormant for now
* void button_start (int index) {
if (index == 0) {
}
}*/
void button_end (int index, long buttontime) {
if (index == 0) {
if (buttontime > 1000) {
if (!sequence) {
sequence = true;
Output(2, 75);
Frame();
}
} else {
if (sequence) {
sequence = false;
//Output(2, 75);
} else {
//Output(2, 75);
Frame();
}
}
} else if (index == 1) { //set direction
if (buttontime < 1000) {
cam_dir = true;
Output(1, 500);
} else if (buttontime > 1000) {
cam_dir = false;
Output(2, 250);
}
} else if (index == 2) { // set speed
if (buttontime >= 1000) {
timed_delay = buttontime - BOLEX_C;
timed = true;
Output(2, 250);
} else if (buttontime < 1000) {
timed_delay = 0;
timed = false;
Output(1, 500);
}
} else if (index == 3) { //set delay
if (buttontime < 42) {
seq_delay = 42;
Output(1, 500);
} else {
seq_delay = buttontime;
Output(2, 250);
}
}
buttontime = 0;
}
void Output (int number, int len) {
for (int i = 0; i < number; i++) {
Indicator(true);
delay(len);
Indicator(false);
delay(42);
}
}
void Black_on () {
blackout.write(black_start);
delay(black_delay);
black = false;
}
void Black_off () {
blackout.write(black_end);
delay(black_delay);
black = true;
}