Datasheet

Chapter 4 Memory Protection Unit (S12XMPUV1)
MC9S12XE-Family Reference Manual Rev. 1.25
232 Freescale Semiconductor
4.3.1.2 MPU Address Status Register 0 (MPUASTAT0)
Figure 4-4. MPU Address Status Register 0 (MPUASTAT0)
Read: Anytime
Write: Never
Table 4-4. MPUASTAT0 Field Descriptions
4.3.1.3 MPU Address Status Register 1 (MPUASTAT1)
Figure 4-5. MPU Address Status Register 1 (MPUASTAT1)
Read: Anytime
Write: Never
Table 4-5. MPUASTAT1 Field Descriptions
Address: Module Base + 0x0001
76543210
R 0 ADDR[22:16]
W
Reset 0 0 0 00000
Field Description
6–0
ADDR[22:16]
Access violation address bits — The ADDR[22:16] bits contain bits [22:16] of the global address which
caused the current access violation interrupt. These bits are undefined if the access error flag bit (AEF) in the
MPUFLG register is not set.
Address: Module Base + 0x0002
76543210
R ADDR[15:8]
W
Reset 0 0 0 00000
Field Description
7–0
ADDR[15:8]
Access violation address bits — The ADDR[15:8] bits contain bits [15:8] of the global address which caused
the current access violation interrupt. These bits are undefined if the access error flag bit (AEF) in the MPUFLG
register is not set.