Support for multiple motors in "used" logic. (#238)

* handle registerion of dual / single motors

* updated puppy

sim/state/input.ts

@@ -3,15 +3,23 @@
 import lf = pxsim.localization.lf;
 
 namespace pxsim.motors {
-
-    export function __motorUsed(port: number, large: boolean) {
-        //console.log("MOTOR INIT " + port);
-        if (!ev3board().hasMotor(port)) {
-            ev3board().motorUsed(port, large);
-            runtime.queueDisplayUpdate();
-        } else {
-            U.userError(`${lf("Multiple motors are connected to Port")} ${String.fromCharCode('A'.charCodeAt(0) + ev3board().motorMap[port])}`);
+    function portsToString(out: number): string {
+        let r = "";
+        for (let i = 0; i < DAL.NUM_OUTPUTS; ++i) {
+            if (out & (1 << i)) {
+                if (r.length > 0) r += "+";
+                r += "ABCD"[i];
+            }
         }
+        return r;
+    }
+
+    export function __motorUsed(ports: number, large: boolean) {
+        //console.log("MOTOR INIT " + port);
+        if (ev3board().motorUsed(ports, large))
+            runtime.queueDisplayUpdate();
+        else
+            U.userError(`${lf("Multiple motors are connected to Port")} ${portsToString(ports)}`);
     }
 }
 

sim/state/motornode.ts

@@ -70,6 +70,10 @@ namespace pxsim {
             this.rotationsPerMilliSecond = (large ? 170 : 250) / 60000;
         }
 
+        isLarge(): boolean {
+            return this.id == NodeType.LargeMotor;
+        }
+
         setPolarity(polarity: number) {
             // Either 1 or 255 (reverse)
             /*