Make LED 1.1 blink on BusFaults

src/main.c

@@ -57,7 +57,16 @@ IHANDLER void HardFault_Handler()  { P1_1_toggle(); while(1) {} }
 IHANDLER void NMI_Handler()        { P1_1_toggle(); while(1) {} }
 IHANDLER void MemManage_Handler()  { P1_1_toggle(); while(1) {} }
 IHANDLER void UsageFault_Handler() { P1_1_toggle(); while(1) {} }
-IHANDLER void BusFault_Handler()   { P1_1_toggle(); while(1) {} }
+
+IHANDLER void BusFault_Handler() {
+	__asm volatile("ldr sp,=__initial_sp; isb");
+
+	P1_0_reset();
+	while(true) {
+		P1_1_toggle();
+		for(volatile int i = 0; i < 5000000; ++i) {}
+	}
+}
 
 static void uint64_to_string(char *buf, uint64_t value) {
 	int digits = 0;