diff --git a/examples/blinky/main.c b/examples/blinky/main.c
index c4df812..7ca982b 100644
--- a/examples/blinky/main.c
+++ b/examples/blinky/main.c
@@ -1,9 +1,6 @@
 #include "hal.h"
 #include "stdint.h"
-
-void delay(volatile uint32_t count) {
-    while (count--);
-}
+#include "fault_indicator.h"
 
 int main(void) {
     fpu_init();
@@ -14,7 +11,7 @@ int main(void) {
 
     while (1) {
         gpio_toggle_pc13();
-        delay(5000000);
+        delay(10000000);
     }
 
     return 0;
diff --git a/examples/rtos_demo/main.c b/examples/rtos_demo/main.c
index e7eb4d4..9637cb5 100644
--- a/examples/rtos_demo/main.c
+++ b/examples/rtos_demo/main.c
@@ -1,15 +1,12 @@
 #include "hal.h"
 #include "task.h"
 #include "scheduler.h"
+#include "fault_indicator.h"
 #include <stdint.h>
 
 void task_one(void);
 void task_two(void);
 
-void delay(volatile uint32_t count) {
-    while (count--);
-}
-
 int main(void) {
     fpu_init();
     rcc_init();
@@ -28,15 +25,15 @@ void task_one(void) {
     while (1) {
         gpio_toggle_pc13();
 
-        delay(5000000);
+        delay(10000000);
 
         gpio_toggle_pc13();
 
-        delay(5000000);
+        delay(10000000);
 
         gpio_toggle_pc13();
 
-        task_delay(500);
+        task_delay(1000);
     }
 }
 
@@ -44,14 +41,12 @@ void task_two(void) {
     while (1) {
         gpio_toggle_pc13();
 
-        delay(1000000);
+        delay(500000);
 
         gpio_toggle_pc13();
 
-        delay(1000000);
-
-        gpio_toggle_pc13();
+        delay(500000);
 
-        task_delay(500);
+        task_delay(1000);
     }
 }
\ No newline at end of file
diff --git a/src/hal/stm32f401/CMakeLists.txt b/src/hal/stm32f401/CMakeLists.txt
index 56682c1..c16c0a4 100644
--- a/src/hal/stm32f401/CMakeLists.txt
+++ b/src/hal/stm32f401/CMakeLists.txt
@@ -3,6 +3,7 @@ add_library(hal_stm32f401 STATIC
     src/rcc.c
     src/gpio.c
     src/fpu.c
+    src/fault_indicator.c
 )
 
 # options for visibility:
diff --git a/src/linker/stm32f401.ld b/src/linker/stm32f401.ld
index c0f5f81..251ce82 100644
--- a/src/linker/stm32f401.ld
+++ b/src/linker/stm32f401.ld
@@ -1,6 +1,6 @@
 MEMORY
 {
-    flash   (RX) : ORIGIN = 0x08010000, LENGTH = 64K
+    flash   (RX) : ORIGIN = 0x08000000, LENGTH = 64K
     sram    (RW) : ORIGIN = 0x20000000, LENGTH = 64K
 }