Init commit with many years of arduino sketches and projects. I dont know if the esp8266 includes much, but there are also libraries. I hope they dont have crazy automatic versioning through the Arduino IDE.

Projects/Temp Main/TEMP02/TEMP02.ino

@@ -0,0 +1,37 @@
+int latchPin = 12;
+int clockPin = 11;
+int dataPin = 13;
+byte leds = 0;
+int currentLED = 0;
+
+void setup()
+{
+  pinMode(latchPin, OUTPUT);
+  pinMode(dataPin, OUTPUT);
+  pinMode(clockPin, OUTPUT);
+
+  leds = 0;
+}
+
+void loop()
+{
+  leds = 0;
+
+  if (currentLED == 7)
+  {
+    currentLED = 0;
+  }
+  else
+  {
+    currentLED++;
+  }
+
+  bitSet(leds, currentLED);
+
+  digitalWrite(latchPin, LOW);
+  delay(250);
+  shiftOut(dataPin, clockPin, LSBFIRST, leds);
+  digitalWrite(latchPin, HIGH);
+
+  delay(250);
+}