* inst/@arduino/arduino.m: fix typo onischar check of board

lostbard · lostbard · commit a2b73a10530e · 2025-04-14T19:10:13.000-04:00
diff --git a/inst/@arduino/arduino.m b/inst/@arduino/arduino.m
@@ -151,7 +151,7 @@
           error ("arduino: port must be a string");         
         endif
         
-        if !ischar (port)
+        if !ischar (board)
           error ("arduino: board must be a string");         
         endif
 
