176 lines
3.8 KiB
C++
176 lines
3.8 KiB
C++
/*
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* Sketch containing firmware for the JKMM100
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* A collaboration between MONO NO AWARE and mcopy.
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* Compatible with JK105 hardware.
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*
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* Uses an Arduino Uno compatible board and a
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* custom PCB.
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* Rrelay module for proj :
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Wiring
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PROJECTOR + PROJECTOR_DIR
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Wire to corresponding pins
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Arduino 3 4 5V GND
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Relay 1 2 VCC GND
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For controling JK Projectors 106 models
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Solid state relays connect to:
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2uf run capacitory
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400 Ohm Resistor (50W)
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PINS FOR PROJ WIRE
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#
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1 -
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2 -
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3 -
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4 -
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Relay 1 corresponds to FWD
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Relay 2 corresponse to BWD
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*/
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#include "McopySerial.h"
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volatile unsigned long now;
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//PROJECTOR CONSTANTS
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const int PROJECTOR_MICROSWITCH = 11;
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const int PROJECTOR_FWD = 3;
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const int PROJECTOR_BWD = 4;
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const int PROJECTOR_MOMENT = 240;
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const int PROJECTOR_FRAME = 600;
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const int PROJECTOR_MICROSWITCH_CLOSED = 0;
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const int PROJECTOR_MICROSWITCH_OPENED = 1;
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const int PROJECTOR_HALF_TIME = 450;
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//PROJECTOR VARIABLES
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boolean proj_dir = true;
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boolean proj_running = false;
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boolean proj_primed = false;
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volatile int proj_micro_state = 0;
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volatile long proj_time = 0;
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volatile long proj_avg = -1;
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volatile char cmdChar = 'z';
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McopySerial mc;
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void setup () {
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pins();
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mc.begin(mc.PROJECTOR_IDENTIFIER);
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}
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void loop () {
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now = millis();
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if (proj_running) {
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proj_microswitch();
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} else {
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cmdChar = mc.loop();
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cmd(cmdChar);
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}
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}
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void pins () {
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pinMode(PROJECTOR_MICROSWITCH, INPUT_PULLUP);
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pinMode(PROJECTOR_FWD, OUTPUT);
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pinMode(PROJECTOR_BWD, OUTPUT);
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digitalWrite(PROJECTOR_FWD, HIGH);
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digitalWrite(PROJECTOR_BWD, HIGH);
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}
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void cmd (char val) {
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if (val == mc.PROJECTOR_FORWARD) {
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proj_direction(true);
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} else if (val == mc.PROJECTOR_BACKWARD) {
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proj_direction(false);
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} else if (val == mc.PROJECTOR) {
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proj_start();
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} else if (val == mc.STATE) {
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state();
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}
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}
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void proj_start () {
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proj_time = millis();
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if (proj_dir) {
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digitalWrite(PROJECTOR_FWD, LOW);
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} else {
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digitalWrite(PROJECTOR_BWD, LOW);
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}
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proj_running = true;
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}
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void proj_stop () {
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//stop both directions
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delay(10);
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digitalWrite(PROJECTOR_FWD, HIGH);
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digitalWrite(PROJECTOR_BWD, HIGH);
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mc.confirm(mc.PROJECTOR);
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mc.log("projector()");
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proj_running = false;
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update_timing(millis() - proj_time);
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}
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void proj_direction (boolean state) {
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proj_dir = state;
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if (state) {
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mc.confirm(mc.PROJECTOR_FORWARD);
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mc.log("proj_direction -> true");
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} else {
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mc.confirm(mc.PROJECTOR_BACKWARD);
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mc.log("proj_direction -> false");
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}
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}
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//LOW=0=CLOSED
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//HIGH=1=OPEN
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void proj_microswitch () {
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int val = digitalRead(PROJECTOR_MICROSWITCH);
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if (!proj_primed // if not primed
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&& val != proj_micro_state // AND if state changes
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&& val == PROJECTOR_MICROSWITCH_OPENED // AND state changes to open
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&& now - proj_time > PROJECTOR_HALF_TIME) {
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//prime
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mc.log("proj_primed => true");
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proj_micro_state = val;
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proj_primed = true;
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} else if (proj_primed //if primed
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&& val != proj_micro_state //AND if state changes
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&& val == PROJECTOR_MICROSWITCH_CLOSED //AND state changes to open
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&& now - proj_time > PROJECTOR_HALF_TIME) { //AND total elapsed time is greater than half frame time
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//stop
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proj_primed = false;
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proj_micro_state = val; //unneeded?
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proj_stop();
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} else {
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//delay(2); //some smothing value
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}
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}
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void update_timing (int timing) {
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if (proj_avg == -1) {
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proj_avg = timing;
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} else {
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proj_avg = (int) round((proj_avg + timing) / 2);
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}
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}
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void state () {
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String stateString = String(mc.CAMERA_EXPOSURE);
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stateString += String(proj_avg);
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stateString += String(mc.STATE);
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mc.print(stateString);
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}
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