+#ifdef LED_PORT
+ stm_rcc.ahbenr |= (1 << LED_PORT_ENABLE);
+ LED_PORT->odr &= ~enable;
+#else
+#ifdef LED_PORT_0
+ stm_rcc.ahbenr |= (1 << LED_PORT_0_ENABLE);
+ LED_PORT_0->odr &= ~((enable & ao_led_enable) & LED_PORT_0_MASK) << LED_PORT_0_SHIFT;
+#endif
+#ifdef LED_PORT_1
+ stm_rcc.ahbenr |= (1 << LED_PORT_1_ENABLE);
+ LED_PORT_1->odr &= ~((enable & ao_led_enable) & LED_PORT_1_MASK) << LED_PORT_1_SHIFT;
+#endif
+#endif