MC68HC705C8A_13 Datasheet, PDF (42/222 Pages) Freescale Semiconductor, Inc – Technical Data

Memory
Freescale Semiconductor, Inc.
Addr.
Register Name
Bit 7
6
5
4
3
2
1
Bit 0
Read:
EPROM Programming
0
0
0
0
$001C
Register (PROG) Write:
See page 109.
Reset: 0
0
0
0
0
LAT
0
PGM
0
0
0
0
Read:
Programmable COP Reset
$001D
Register (COPRST) Write: Bit 7 Bit 6 Bit 5
Bit 4
Bit 3
Bit 2 Bit 1 Bit 0
See page 64.
Reset: U
U
U
U
U
U
U
U
Read: 0
0
Programmable COP Control
$001E
Register (COPCR) Write:
See page 64.
Reset: 0
0
0
COPF
CME PCOPE CM1 CM0
0
U
0
0
0
0
$001F
Unimplemented
$1FDF
Read:
Option Register
RAM0 RAM1
0
(Option) Write:
See page 116.
Reset: 0
0
0
0
SEC*
0
*
*Implemented as an EPROM cell
$1FF0
Read:
Mask Option Register 1
PBPU7
(MOR1) Write:
See page 117.
Reset:
PBPU6
PBPU5
PBPU4 PBPU3
Unaffected by reset
$1FF1
Read:
Mask Option Register 2
(MOR2) Write:
See page 118.
Reset:
Unaffected by reset
= Unimplemented U = Unaffected
IRQ
0
U
1
0
PBPU2
PBPU1
PBPU0/
COPC
NCOPE
Figure 2-2. I/O Register Summary (Sheet 4 of 4)
Technical Data
42
Memory
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MC68HC705C8A — Rev. 3