--- /dev/null
+#ifndef LEONARDO_LED_H
+#define LEONARDO_LED_H
+
+// Leonardo "TX" LED for debug
+#define LED_TX_INIT (DDRD |= (1<<5))
+#define LED_TX_ON (PORTD &= ~(1<<5))
+#define LED_TX_OFF (PORTD |= (1<<5))
+#define LED_TX_TOGGLE (PORTD ^= (1<<5))
+
+#endif