30 #ifndef _SAM3U_RTT_INSTANCE_ 31 #define _SAM3U_RTT_INSTANCE_ 34 #if (defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) 35 #define REG_RTT_MR (0x400E1230U) 36 #define REG_RTT_AR (0x400E1234U) 37 #define REG_RTT_VR (0x400E1238U) 38 #define REG_RTT_SR (0x400E123CU) 40 #define REG_RTT_MR (*(RwReg*)0x400E1230U) 41 #define REG_RTT_AR (*(RwReg*)0x400E1234U) 42 #define REG_RTT_VR (*(RoReg*)0x400E1238U) 43 #define REG_RTT_SR (*(RoReg*)0x400E123CU)