further ivt and isr implementation

[cortex-from-scratch] / include / mmap.h

diff --git a/include/mmap.h b/include/mmap.h
index d0f9338..6f4fabb 100644 (file)
--- a/include/mmap.h
+++ b/include/mmap.h
@@ -15,6 +15,7 @@
 
 /* SYSTEM CONTROL BLOCK REGISTER */
 #define SCB_VTOR ((volatile uint32_t *)( 0xE000ED08)) // VECTOR TABLE
+#define SCB_VTOR_ST ((volatile uint32_t *)( 0xE000ED04)) // STATUS OF VECTOR
 
 /* NESTED VECTOR INTERRUPT CONTROL REGISTER */
 #define NVIC_ISER0 ((volatile uint32_t*)( 0xE000E100)) // interrupt set enable register