I attached a led to pin A1 and ran the following test: void loop() { // Test SAMD21 side Serial.println("Testing SAMD21 side..."); pinMode(A1,OUTPUT); digitalWrite(A1,HIGH); delay(500); pinMode(A1, INPUT); Serial.print("SAMD21 Pin A1 is "); Serial.println(digitalRead(A1) == LOW ? "…

LED Blinky test SAMD21 vs FPGA

sandeepmistry August 7, 2018, 1:40pm 2

Thanks for the report! We've added it to out internal list of things to look at, we'll report back once we have some news ...

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