1 files changed, 4 insertions, 1 deletions
diff --git a/software/mpu/main.c b/software/mpu/main.c
index d2bfdd9..55df8a8 100644
--- a/software/mpu/main.c
+++ b/software/mpu/main.c
@@ -112,5 +112,8 @@ int main(void)
     case MPU_BOOTLOADER: reset2bootloader(); break;
     case MPU_REBOOT: reboot(); break;
   }
-  for(;;); /* halting system, aka loop endlessly */
+
+  for(;;) { /* halting system, aka loop endlessly */
+    port_wait_for_interrupt(); /* power down */
+  }
 }