Datasheet

Memory Map
Monitor ROM
MC68HC908JB8•MC68HC08JB8•MC68HC08JT8 — Rev. 2.3 Technical Data
Freescale Semiconductor Memory Map 49
$FE06 Reserved
Read:
RRRRRRRR
Write:
$FE07 Reserved
Read:
RRRRRRRR
Write:
$FE08
FLASH Control Register
(FLCR)
Read: 0000
HVEN MASS ERASE PGM
Write:
Reset:00000000
$FE09
FLASH Block Protect
Register
(FLBPR)
Read:
BPR7 BPR6 BPR5 BPR4 BPR3 BPR2 BPR1 BPR0
Write:
Reset:00000000
$FE0A Reserved
Read:
RRRRRRRR
Write:
$FE0B Reserved
Read:
RRRRRRRR
Write:
$FE0C
Break Address High
Register
(BRKH)
Read:
Bit15 Bit14 Bit13 Bit12 Bit11 Bit10 Bit9 Bit8
Write:
Reset:00000000
$FE0D
Break Address low
Register
(BRKL)
Read:
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
Write:
Reset:00000000
$FE0E
Break Status and Control
Register
(BRKSCR)
Read:
BRKE BRKA
000000
Write:
Reset:00000000
$FFFF
COP Control Register
(COPCTL)
Read: Low byte of reset vector
Write: Writing clears COP counter (any value)
Reset: Unaffected by reset
Addr.Register Name Bit 7654321Bit 0
= Unimplemented R = Reserved U = Unaffected by reset
Figure 2-2. Control, Status, and Data Registers (Sheet 8 of 8)