Index: firmware/source/gio.c
===================================================================
diff -u -ref0b3f0ec00fadc50f95e0db1a6477fb4b076ea1 -ra74a984a7059f75d86ad87d6d9499bd8f94cc976
--- firmware/source/gio.c	(.../gio.c)	(revision ef0b3f0ec00fadc50f95e0db1a6477fb4b076ea1)
+++ firmware/source/gio.c	(.../gio.c)	(revision a74a984a7059f75d86ad87d6d9499bd8f94cc976)
@@ -221,18 +221,18 @@
     gioREG->FLG = 0xFFU;
 
     /** - enable interrupts */
-    gioREG->ENASET = (uint32)((uint32)1U << 0U)   /* Bit 0 */
-                   | (uint32)((uint32)1U << 1U)   /* Bit 1 */
+    gioREG->ENASET = (uint32)((uint32)0U << 0U)   /* Bit 0 */
+                   | (uint32)((uint32)0U << 1U)   /* Bit 1 */
                    | (uint32)((uint32)0U << 2U)   /* Bit 2 */
                    | (uint32)((uint32)0U << 3U)   /* Bit 3 */
                    | (uint32)((uint32)0U << 4U)   /* Bit 4 */
                    | (uint32)((uint32)0U << 5U)   /* Bit 5 */
                    | (uint32)((uint32)0U << 6U)   /* Bit 6 */
                    | (uint32)((uint32)0U << 7U)   /* Bit 7 */
-                   | (uint32)((uint32)1U << 8U)   /* Bit 8  */
-                   | (uint32)((uint32)1U << 9U)   /* Bit 9  */
-                   | (uint32)((uint32)1U << 10U)  /* Bit 10 */
-                   | (uint32)((uint32)1U << 11U)  /* Bit 11 */
+                   | (uint32)((uint32)0U << 8U)   /* Bit 8  */
+                   | (uint32)((uint32)0U << 9U)   /* Bit 9  */
+                   | (uint32)((uint32)0U << 10U)  /* Bit 10 */
+                   | (uint32)((uint32)0U << 11U)  /* Bit 11 */
                    | (uint32)((uint32)0U << 12U)  /* Bit 12 */
                    | (uint32)((uint32)0U << 13U)  /* Bit 13 */
                    | (uint32)((uint32)0U << 14U)  /* Bit 14 */