Create mcopy projector firmware, first

ino/mcopy_projector/mcopy_projector.ino

@@ -0,0 +1,71 @@
+boolean debug_state = false;
+
+//const int proj_pin = 5; //relay 4
+//const int proj_time = {{proj.time}};
+//const int proj_delay = {{proj.delay}};
+
+boolean proj_dir = true; 
+
+const char cmd_debug = 'd';
+const char cmd_connect = 'i';
+const char cmd_projector = 'p';
+const char cmd_proj_forward = 'g';
+const char cmd_proj_backward = 'h';
+
+volatile char cmd_char = 'z';
+const int serialDelay = 5;
+
+void setup() {
+  Serial.begin(57600);
+  Serial.flush();
+  Serial.setTimeout(serialDelay);
+}
+
+void loop() {
+  if (Serial.available()) {
+    /* read the most recent byte */
+    cmd_char = (char)Serial.read();
+  }
+  if (cmd_char != 'z') {
+    cmd(cmd_char);
+    cmd_char = 'z';
+  }
+}
+
+void cmd (char val) {
+  if (val == cmd_debug) {
+    debug();
+  } else if (val == cmd_connect) {
+    connect();
+  } else if (val == cmd_projector) {
+    projector();
+  } else if (val == cmd_proj_forward) {
+    proj_direction(true);
+  } else if (val == cmd_proj_backward) {
+    proj_direction(false);
+  }
+}
+
+void debug () {
+  debug_state = true;
+  log("debugging enabled");
+}
+
+void connect () {
+  log("connect()");
+}
+
+void projector () {
+  log("projector()");
+}
+
+void proj_direction (boolean state) {
+  proj_dir = state;
+  log("proj_direction -> " + state);
+}
+
+void log (String msg) {
+  if (debug_state) {
+    Serial.println(msg);
+  }
+}