MC68HC08LT8 Datasheet, PDF (27/156 Pages) Freescale Semiconductor, Inc – Microcontrollers

Monitor ROM
Addr.
Register Name
Bit 7
6
5
4
3
2
1
Bit 0
Read:
$FE03
Break Flag Control Register
(SBFCR)
Write:
BCFE
R
R
R
R
R
R
R
Reset: 0
Read: IF6
IF5
IF4
IF3
IF2
IF1
0
0
$FE04
Interrupt Status Register 1
(INT1)
Write:
R
R
R
R
R
R
R
R
Reset: 0
0
0
0
0
0
0
0
Read: 0
0
0
0
IF10
IF9
IF8
IF7
$FE05
Interrupt Status Register 2
(INT2)
Write:
R
R
R
R
R
R
R
R
Reset: 0
0
0
0
0
0
0
0
Read: 0
0
0
0
0
0
IF16
0
$FE06
Interrupt Status Register 3
(INT3)
Write:
R
R
R
R
R
R
R
R
Reset: 0
0
0
0
0
0
0
0
$FE07
↓
$FE0B
Reserved
R
R
R
R
R
R
R
R
Break Address Register ^Read: _{Bit 15}
14
13
12
11
10
$FE0C
High Write:
(BRKH) _Reset:
0
0
0
0
0
0
Read:
$FE0D
Break Address Register Low
(BRKL)
Write:
Bit 7
6
5
4
3
2
Reset: 0
0
0
0
0
0
Break Status and Control ^Read: _BRKE
BRKA
0
0
0
0
$FE0E
Register Write:
(BRKSCR) _Reset:
0
0
0
0
0
0
Low-Voltage Inhibit Status ^{Read: LVIOUT}
LVIIE
LVIIF
0
0
0
$FE0F
Register Write:
LVIIAK
(LVISR) _Reset:
0
0
0
0
0
0
9
Bit 8
0
0
1
Bit 0
0
0
0
0
0
0
0
0
0
0
$FFFF
Read:
COP Control Register
(COPCTL)
Write:
Reset:
U = Unaffected
X = Indeterminate
Low byte of reset vector
Writing clears COP counter (any value)
Unaffected by reset
= Unimplemented
R
= Reserved
Figure 2-2. Control, Status, and Data Registers (Sheet 7 of 7)
MC68HC08LT8 Data Sheet, Rev. 1
Freescale Semiconductor
27