153 lines
3.3 KiB
C++
153 lines
3.3 KiB
C++
/**
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* This is a specialized version of the mcopy firmware for
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* controlling the BBOptics Mitchel camera of the optical printer
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* at MONO NO AWARE. This uses a Sainsmart 4 Relay Module
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* board wired into the directional switches and "indiv" trigger
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* switch of a JK104-R camera controller box, and it runs on an
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* Arduino Uno compatible board.
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*
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* Pins
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* 12 - CH1 - FWD LOW, BWD HIGH
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* 11 - CH2 - FWD LOW, BWD HIGH
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* 10 - CH3 - FWD LOW, nothing HIGH
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* - controls the directional relays of the camera.
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*
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* 07 - CH4 - 4 pronged trigger cable, LOW
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* - triggers the camera
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*/
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boolean debug_state = false;
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/* ------------------------------------------------
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* pins
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* ------------------------------------------------*/
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const int cam_dir_pin_1 = 12;
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const int cam_dir_pin_2 = 11;
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const int cam_dir_pin_3 = 10;
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const int cam_pin = 9;
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boolean running = false;
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boolean cam_dir = true;
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const int cam_time = 700;
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const int cam_momentary = 120;
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const int cam_delay = 42;
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const char cmd_camera = 'c';
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const char cmd_cam_forward = 'e';
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const char cmd_cam_backward = 'f';
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const char cmd_debug = 'd';
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const char cmd_connect = 'i';
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volatile char cmd_char = 'z';
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const char cmd_mcopy_identifier = 'm';
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const char cmd_cam_identifier = 'k';
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const int serialDelay = 5;
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void setup() {
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Serial.begin(57600);
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Serial.flush();
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Serial.setTimeout(serialDelay);
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Pins_init();
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}
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void loop() {
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if (Serial.available()) {
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/* read the most recent byte */
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cmd_char = (char)Serial.read();
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}
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if (cmd_char != 'z') {
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cmd(cmd_char);
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cmd_char = 'z';
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}
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}
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void cmd (char val) {
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if (val == cmd_debug) {
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debug();
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} else if (val == cmd_connect) {
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connect();
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} else if (val == cmd_mcopy_identifier) {
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identify();
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} else if (val == cmd_camera) {
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Frame();
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} else if (val == cmd_cam_forward) {
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cam_direction(true); //explicit
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} else if (val == cmd_cam_backward) {
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cam_direction(false);
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}
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}
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void debug () {
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debug_state = true;
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Serial.println(cmd_debug);
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log("debugging enabled");
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}
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void connect () {
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Serial.println(cmd_connect);
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log("connect()");
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}
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void identify () {
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Serial.println(cmd_cam_identifier);
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log("identify()");
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}
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void Pins_init () {
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pinMode(cam_dir_pin_1, OUTPUT);
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pinMode(cam_dir_pin_2, OUTPUT);
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pinMode(cam_dir_pin_3, OUTPUT);
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pinMode(cam_pin, OUTPUT);
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digitalWrite(cam_dir_pin_1, LOW);
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digitalWrite(cam_dir_pin_2, LOW);
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digitalWrite(cam_dir_pin_3, LOW);
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digitalWrite(cam_pin, HIGH);
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}
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void Frame () {
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if (!running) {
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running = true;
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digitalWrite(cam_pin, LOW);
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delay(cam_momentary);
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digitalWrite(cam_pin, HIGH);
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delay(cam_time - cam_momentary + cam_delay);
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Serial.println(cmd_camera);
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log("Frame completed");
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running = false;
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}
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}
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void cam_direction (boolean state) {
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cam_dir = state;
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if (state) {
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digitalWrite(cam_dir_pin_1, LOW);
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digitalWrite(cam_dir_pin_2, LOW);
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digitalWrite(cam_dir_pin_3, LOW);
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Serial.println(cmd_cam_forward);
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log("cam_direction -> true");
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} else {
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digitalWrite(cam_dir_pin_1, HIGH);
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digitalWrite(cam_dir_pin_2, HIGH);
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digitalWrite(cam_dir_pin_3, HIGH);
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Serial.println(cmd_cam_backward);
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log("cam_direction -> false");
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}
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}
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void log (String msg) {
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if (debug_state) {
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Serial.println(msg);
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}
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}
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