mcopy/ino/mcopy_JKMM100/mcopy_JKMM100.ino

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/*
* Sketch containing firmware for the JKMM100
* A collaboration between MONO NO AWARE and mcopy.
* Compatible with JK105 hardware.
*
* Uses an Arduino Uno compatible board and a
* custom PCB.
* Rrelay module for proj :
Wiring
PROJECTOR + PROJECTOR_DIR
Wire to corresponding pins
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Arduino 3 4 5V GND
Relay 1 2 VCC GND
For controling JK Projectors 106 models
Solid state relays connect to:
2uf run capacitory
400 Ohm Resistor (50W)
PINS FOR PROJ WIRE
#
1 -
2 -
3 -
4 -
Relay 1 corresponds to FWD
Relay 2 corresponse to BWD
*/
#include "McopySerial.h"
volatile unsigned long now;
//PROJECTOR CONSTANTS
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const int PROJECTOR_MICROSWITCH = 11;
const int LED_FWD = 12;
const int LED_BWD = 13;
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const int PROJECTOR_FWD = 3;
const int PROJECTOR_BWD = 4;
const int PROJECTOR_MOMENT = 240;
const int PROJECTOR_FRAME = 600;
const int PROJECTOR_MICROSWITCH_CLOSED = 0;
const int PROJECTOR_MICROSWITCH_OPENED = 1;
const int PROJECTOR_HALF_TIME = 450;
//PROJECTOR VARIABLES
boolean proj_dir = true;
boolean proj_running = false;
boolean proj_primed = false;
volatile int proj_micro_state = 0;
volatile long proj_time = 0;
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volatile long proj_avg = -1;
volatile char cmdChar = 'z';
McopySerial mc;
void setup () {
pins();
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digitalWrite(LED_FWD, HIGH);
digitalWrite(LED_BWD, HIGH);
mc.begin(mc.PROJECTOR_IDENTIFIER);
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delay(42);
digitalWrite(LED_FWD, LOW);
digitalWrite(LED_BWD, LOW);
}
void loop () {
now = millis();
if (proj_running) {
proj_microswitch();
} else {
cmdChar = mc.loop();
cmd(cmdChar);
}
}
void pins () {
pinMode(PROJECTOR_MICROSWITCH, INPUT_PULLUP);
pinMode(PROJECTOR_FWD, OUTPUT);
pinMode(PROJECTOR_BWD, OUTPUT);
pinMode(LED_FWD, OUTPUT);
pinMode(LED_BWD, OUTPUT);
digitalWrite(PROJECTOR_FWD, HIGH);
digitalWrite(PROJECTOR_BWD, HIGH);
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digitalWrite(LED_FWD, LOW);
digitalWrite(LED_BWD, LOW);
}
void cmd (char val) {
if (val == mc.PROJECTOR_FORWARD) {
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proj_direction(true);
} else if (val == mc.PROJECTOR_BACKWARD) {
proj_direction(false);
} else if (val == mc.PROJECTOR) {
proj_start();
} else if (val == mc.STATE) {
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state();
}
}
void proj_start () {
proj_time = millis();
if (proj_dir) {
digitalWrite(PROJECTOR_FWD, LOW);
digitalWrite(LED_FWD, HIGH);
} else {
digitalWrite(PROJECTOR_BWD, LOW);
digitalWrite(LED_FWD, HIGH);
}
proj_running = true;
}
void proj_stop () {
//stop both directions
delay(10);
digitalWrite(PROJECTOR_FWD, HIGH);
digitalWrite(PROJECTOR_BWD, HIGH);
digitalWrite(LED_FWD, LOW);
digitalWrite(LED_BWD, LOW);
mc.confirm(mc.PROJECTOR);
mc.log("projector()");
proj_running = false;
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update_timing(millis() - proj_time);
}
void proj_direction (boolean state) {
proj_dir = state;
if (state) {
mc.confirm(mc.PROJECTOR_FORWARD);
mc.log("proj_direction -> true");
} else {
mc.confirm(mc.PROJECTOR_BACKWARD);
mc.log("proj_direction -> false");
}
}
//LOW=0=CLOSED
//HIGH=1=OPEN
void proj_microswitch () {
int val = digitalRead(PROJECTOR_MICROSWITCH);
if (!proj_primed // if not primed
&& val != proj_micro_state // AND if state changes
&& val == PROJECTOR_MICROSWITCH_OPENED // AND state changes to open
&& now - proj_time > PROJECTOR_HALF_TIME) {
//prime
mc.log("proj_primed => true");
proj_micro_state = val;
proj_primed = true;
} else if (proj_primed //if primed
&& val != proj_micro_state //AND if state changes
&& val == PROJECTOR_MICROSWITCH_CLOSED //AND state changes to open
&& now - proj_time > PROJECTOR_HALF_TIME) { //AND total elapsed time is greater than half frame time
//stop
proj_primed = false;
proj_micro_state = val; //unneeded?
proj_stop();
} else {
//delay(2); //some smothing value
}
}
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void update_timing (int timing) {
if (proj_avg == -1) {
proj_avg = timing;
} else {
proj_avg = (int) round((proj_avg + timing) / 2);
}
}
void state () {
String stateString = String(mc.CAMERA_EXPOSURE);
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stateString += String(proj_avg);
stateString += String(mc.STATE);
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mc.print(stateString);
}