remove 'unused parameter' compiler warning

Seeed-Studio · Dec 4, 2020 · 0425224 · 0425224
1 parent 80bfa47
commit 0425224
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/libraries/Wire/examples/slave_receiver/slave_receiver.ino b/libraries/Wire/examples/slave_receiver/slave_receiver.ino
@@ -28,6 +28,8 @@ void loop()
 // this function is registered as an event, see setup()
 void receiveEvent(int howMany)
 {
+  (void)howMany; // avoid compiler warning about unused parameter
+
   while(1 < Wire.available()) // loop through all but the last
   {
     char c = Wire.read(); // receive byte as a character