Update DigitalPotControl.ino

SimonePDA · facchinm · commit 380241dd17a4 · 2018-04-12T10:21:36.000+02:00
Fixing SPI communication with a delay as pointe out in #6395
diff --git a/libraries/SPI/examples/DigitalPotControl/DigitalPotControl.ino b/libraries/SPI/examples/DigitalPotControl/DigitalPotControl.ino
@@ -63,9 +63,11 @@ void loop() {
 void digitalPotWrite(int address, int value) {
   // take the SS pin low to select the chip:
   digitalWrite(slaveSelectPin, LOW);
+  delay(100);
   //  send in the address and value via SPI:
   SPI.transfer(address);
   SPI.transfer(value);
+  delay(100);
   // take the SS pin high to de-select the chip:
   digitalWrite(slaveSelectPin, HIGH);
 }
