diff --git a/Group21_Lab06_Task1/main.c b/Group21_Lab06_Task1/main.c
index d899106..e4adfd9 100644
--- a/Group21_Lab06_Task1/main.c
+++ b/Group21_Lab06_Task1/main.c
@@ -32,3 +32,10 @@ volatile int duty = 50;                                         // Initial duty
 const volatile int PWM_PERIOD = 1000000;                            // Period for 100kHz in microseconds (10ms)
 volatile int ontime = 0;                                        // Variable to track on time
 //volatile bool ledState = false; // State of the LED
+
+void systick_setting(void)
+{
+    STRELOAD = SYSTICK_RELOAD_VALUE(PWM_PERIOD/100);            // Set reload value for 10 µs intervals (100 kHz)
+    STCTRL  |= (CLKINT | ENABLE | INTEN);                       // Set internal clock, enable the timer
+    STCURRENT = 0;                                              // Clear STCURRENT value
+}