Development Capabilities and Interface
20-42 MPC823e REFERENCE MANUAL MOTOROLA
DEVELOPMENT
20
CAPABILITIES & INTERFACE
20.6.2 Development Port Registers
20.6.2.1 COMPARATOR A–D VALUE REGISTERS. The comparator A-D value
(CMPA-D) registers contain the address to be compared to the instruction address for
generating an instruction watchpoint. These registers have an undefined reset value.
ICMPV—Instruction Comparison Value
This field represents the address bits to be compared to the instruction address.
Bits 30–31—Reserved
These bits are reserved and must be set to 0.
CMPA-D
BIT 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
FIELD ICMPV
RESET X
R/W R/W
SPR 144, 145, 146, 147
BIT 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
FIELD ICMPV RESERVED
RESET X—
R/W R/W R/W
SPR 144, 145, 146, 147
NOTE: X = “Don’t Care”.
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