Datasheet

Chapter 16 Debug Module (DBGV1)
MC9S12E128 Data Sheet, Rev. 1.07
490 Freescale Semiconductor
Table 16-17. Breakpoint Mask Bits for Second Address (Dual Mode)
BKBMBH:BKBMBL Address Compare DBGCBX DBGCBH DBGCBL
x:0 Full address compare Yes
1
1
If PPAGE is selected.
Ye s Ye s
0:1 256 byte address range Yes
1
Ye s N o
1:1 16K byte address range Yes
1
No No
Table 16-18. Breakpoint Mask Bits for Data Breakpoints (Full Mode)
BKBMBH:BKBMBL Data Compare DBGCBX DBGCBH DBGCBL
0:0 High and low byte compare No
1
1
Expansion addresses for breakpoint B are not applicable in this mode.
Ye s Ye s
0:1 High byte No
1
Ye s N o
1:0 Low byte No
1
No Yes
1:1 No compare No
1
No No