Basic motor speed test

platformio.ini

@@ -7,3 +7,10 @@
 ;
 ; Please visit documentation for the other options and examples
 ; https://docs.platformio.org/page/projectconf.html
+
+
+[env:default]
+platform = espressif32
+framework = arduino
+board = esp32dev
+monitor_speed = 57600

src/main.cpp

@@ -0,0 +1,15 @@
+#include <Arduino.h>
+
+#define MOTOR_SPEED_SENSE 5
+
+void setup() {
+    pinMode(MOTOR_SPEED_SENSE, INPUT_PULLUP);
+
+    Serial.setTimeout(1);
+    Serial.begin(57600);
+}
+
+void loop() {
+    delay(10);
+    Serial.println(digitalRead(MOTOR_SPEED_SENSE));
+}