Index: firmware/source/mibspi.c
===================================================================
diff -u -reff7b1575f008f81b29ef906f6346fac6012d3ab -ref0b3f0ec00fadc50f95e0db1a6477fb4b076ea1
--- firmware/source/mibspi.c	(.../mibspi.c)	(revision eff7b1575f008f81b29ef906f6346fac6012d3ab)
+++ firmware/source/mibspi.c	(.../mibspi.c)	(revision ef0b3f0ec00fadc50f95e0db1a6477fb4b076ea1)
@@ -481,7 +481,7 @@
                     | (uint32)((uint32)1U << 1U)  /* SCS[1] */
                     | (uint32)((uint32)1U << 2U)  /* SCS[2] */
                     | (uint32)((uint32)1U << 3U)  /* SCS[3] */
-                    | (uint32)((uint32)0U << 8U)  /* ENA */
+                    | (uint32)((uint32)1U << 8U)  /* ENA */
                     | (uint32)((uint32)1U << 9U)  /* CLK */
                     | (uint32)((uint32)1U << 10U)  /* SIMO[0] */
                     | (uint32)((uint32)1U << 11U)  /* SOMI[0] */
@@ -513,7 +513,7 @@
                     | (uint32)((uint32)1U << 1U)  /* SCS[1] */
                     | (uint32)((uint32)1U << 2U)  /* SCS[2] */
                     | (uint32)((uint32)1U << 3U)  /* SCS[3] */
-                    | (uint32)((uint32)1U << 8U)  /* ENA */
+                    | (uint32)((uint32)0U << 8U)  /* ENA */
                     | (uint32)((uint32)1U << 9U)  /* CLK */
                     | (uint32)((uint32)1U << 10U)  /* SIMO[0] */
                     | (uint32)((uint32)1U << 11U)  /* SOMI[0] */
@@ -545,7 +545,7 @@
                     | (uint32)((uint32)0U << 1U)  /* SCS[1] */
                     | (uint32)((uint32)0U << 2U)  /* SCS[2] */
                     | (uint32)((uint32)0U << 3U)  /* SCS[3] */
-                    | (uint32)((uint32)1U << 8U)  /* ENA */
+                    | (uint32)((uint32)0U << 8U)  /* ENA */
                     | (uint32)((uint32)0U << 9U)  /* CLK */
                     | (uint32)((uint32)0U << 10U)  /* SIMO[0] */
                     | (uint32)((uint32)0U << 11U)  /* SOMI[0] */