notes/mcopy_projector_debug.py

@@ -0,0 +1,24 @@
+import serial
+import time
+import serial.tools.list_ports
+
+ports = serial.tools.list_ports.comports()
+port = ''
+for p in ports:
+    print p
+    if "Arduino" in p.description:
+        print "This is an Arduino!"
+        port = p.device
+        break
+
+if p is '':
+    print("Arduino is not connected")
+    exit(1)
+
+arduino = serial.Serial(port=port, baudrate=57600, timeout=.05)
+time.sleep(1)
+
+while arduino.in_waiting:  # Or: while ser.inWaiting():
+    print arduino.readline()
+
+

notes/mcopy_projector_debug/mcopy_projector_debug.ino

@@ -0,0 +1,41 @@
+
+const int PROJECTOR_MICROSWITCH = 11;
+
+const int PROJECTOR_FWD = 3;
+const int PROJECTOR_BWD = 4; 
+
+const int PROJECTOR_MICROSWITCH_CLOSED = 0;
+const int PROJECTOR_MICROSWITCH_OPENED = 1;
+
+volatile long startTime = 0;
+volatile boolean writing = false;
+
+void setup () {
+  pins();
+  startTime = millis();
+}
+
+void loop () {
+  now = millis();
+  if (now >= startTime + 3000) {
+    digitalWrite(PROJECTOR_FWD, HIGH);
+    writing = true;
+  } else if (now >= startTime + 23000) {
+    digitalWrite(PROJECTOR_FWD, LOW);
+    writing = false;
+  }
+  if (writing) {
+    Serial.print(now);
+    Serial.print(",");
+    Serial.println(digitalRead(PROJECTOR_MICROSWITCH));
+  }
+}
+
+void pins () {
+  pinMode(PROJECTOR_MICROSWITCH, INPUT_PULLUP);
+  pinMode(PROJECTOR_FWD, OUTPUT);
+  pinMode(PROJECTOR_BWD, OUTPUT);
+
+  digitalWrite(PROJECTOR_FWD, LOW);
+  digitalWrite(PROJECTOR_BWD, LOW);
+}