Framework for camera firmware

ino/mcopy_camera/mcopy_camera.ino

@@ -0,0 +1,101 @@
+boolean debug_state = false;
+
+/*const int cam_pin = 4; //relay 8
+const int cam_time = {{cam.time}};
+const int cam_delay = {{cam.delay}};
+const int cam_momentary = {{cam.momentary}};
+
+const int cam_dir_1 = 6; //relay 7*/
+
+boolean cam_dir = true; //camera defaults to forward
+
+const char cmd_camera = 'c';
+const char cmd_cam_forward = 'e';
+const char cmd_cam_backward = 'f';
+
+const char cmd_debug = 'd';
+const char cmd_connect = 'i';
+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_camera) {
+    camera();
+  } else if (val == cmd_cam_forward) {
+    cam_direction(true); //explicit
+  } else if (val == cmd_cam_backward) {
+    cam_direction(false);
+  }
+}
+
+void debug () {
+  debug_state = true;
+  Serial.println(cmd_debug);
+  log("debugging enabled");
+}
+
+void connect () {
+  Serial.println(cmd_connect);
+  log("connect()");
+}
+
+void camera () {
+  /* FROM INTVAL
+   * WILL USE OPTICAL ENDSTOP
+   * Time_start();
+  cam_dir = dir;
+  if (cam_dir) {
+    analogWrite(PIN_MOTOR_FORWARD, fwd_speed);
+    analogWrite(PIN_MOTOR_BACKWARD, 0);
+  } else {
+    analogWrite(PIN_MOTOR_BACKWARD, bwd_speed);
+    analogWrite(PIN_MOTOR_FORWARD, 0);
+  }
+  running = true;
+  if (fwd_speed == 255) {
+      delay(300);
+  } else {
+      delay(600);
+  }
+  micro_primed = false;*/
+  delay(750); //TEMPORARY DELAY FOR TESTING TIMING
+  Serial.println(cmd_camera);
+  log("camera()");
+}
+
+void cam_direction (boolean state) {
+  cam_dir = state;
+  if (state) {
+    Serial.println(cmd_cam_forward);
+    log("cam_direction -> true");
+  } else {
+    Serial.println(cmd_cam_backward);
+    log("cam_direction -> false");
+  }
+}
+void log (String msg) {
+  if (debug_state) {
+    Serial.println(msg);
+  }
+}