MC68HC908GR8 Datasheet, PDF (35/286 Pages) Freescale Semiconductor, Inc – M68HC08 Microcontrollers

Addr.
Register Name
$FE04
Read:
Interrupt Status Register 1
(INT1)
Write:
Reset:
$FE05
Read:
Interrupt Status Register 2
(INT2)
Write:
Reset:
$FE06
Read:
Interrupt Status Register 3
(INT3)
Write:
Reset:
$FE07
Read:
FLASH Test Control
Register (FLTCR)
Write:
Reset:
$FE08
Read:
FLASH Control Register
(FLCR)
Write:
Reset:
Read:
$FE09
Break Address Register High
(BRKH)
Write:
Reset:
$FE0A
Read:
Break Address Register Low
(BRKL)
Write:
Reset:
$FE0B
Read:
Break Status and Control
Register (BRKSCR)
Write:
Reset:
Read:
$FE0C LVI Status Register (LVISR) Write:
Reset:
$FF7E
Read:
FLASH Block Protect
Register (FLBPR)^†
Write:
Reset:
Bit 7
IF6
R
0
IF14
R
0
0
R
0
R
0
0
0
Bit 15
0
Bit 7
0
BRKE
0
LVIOUT
0
BPR7
U
6
IF5
R
0
IF13
R
0
0
R
0
R
0
0
0
14
0
6
0
BRKA
0
0
0
BPR6
U
5
IF4
R
0
IF12
R
0
0
R
0
R
0
0
0
13
0
5
0
0
0
0
0
BPR5
U
4
IF3
R
0
IF11
R
0
0
R
0
R
0
0
0
12
0
4
0
0
0
0
0
BPR4
U
3
IF2
R
0
IF10
R
0
0
R
0
R
0
HVEN
0
11
0
3
0
0
0
0
0
BPR3
U
Register Summary
2
1
Bit 0
IF1
0
0
R
R
R
0
0
0
IF9
IF8
IF7
R
R
R
0
0
0
0
IF16
IF15
R
R
R
0
0
0
R
R
R
0
0
0
MASS ERASE PGM
0
0
0
10
9
Bit 8
0
0
0
2
1
Bit 0
0
0
0
0
0
0
0
0
0
0
0
0
0
BPR2
U
0
BPR1
U
0
BPR0
U
$FFFF
Read:
COP Control Register
(COPCTL)
Write:
Reset:
† Non-volatile FLASH register
Low byte of reset vector
Writing clears COP counter (any value)
Unaffected by reset
= Unimplemented
R = Reserved
U = Unaffected
Figure 2-2. Control, Status, and Data Registers (Sheet 7 of 7)
MC68HC908GR8 • MC68HC908GR4 Data Sheet, Rev. 7
Freescale Semiconductor
35