Set GPIO digital output on digitalWrite (#203)

Fixes #202

Set GPIO digital output on digitalWrite (#203)
Fixes #202
793496da · Earle F. Philhower, III · GitHub · 81cbf835 · 793496da
Unverified Commit 793496da authored Jun 10, 2021 by Earle F. Philhower, III Committed by GitHub Jun 10, 2021
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cores/rp2040/wiring_digital.cpp cores/rp2040/wiring_digital.cpp +1 -0

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--- a/cores/rp2040/wiring_digital.cpp
+++ b/cores/rp2040/wiring_digital.cpp
@@ -63,6 +63,7 @@ extern "C" void digitalWrite(pin_size_t ulPin, PinStatus ulVal) {
        DEBUGCORE("ERROR: Illegal pin in pinMode (%d)\n", ulPin);
        return;
    }
+    gpio_set_function(ulPin, GPIO_FUNC_SIO);
    if (_pm[ulPin] == INPUT_PULLDOWN) {
        if (ulVal == LOW) {
            gpio_set_dir(ulPin, false);