MC68HC705JJ7 Datasheet, PDF (25/164 Pages) Freescale Semiconductor, Inc – Microcontrollers

Input/Output Registers
Addr.
$0018
$0019
$001A
$001B
$001C
$001D
$001E
$001F
↓
$1FEF
Register
Programmable Timer Register High ^Read:
(TMRH) Write:
See page 107. _Reset:
Programmable Timer Register Low ^Read:
(TMRL) Write:
See page 107. _Reset:
Alternate Counter Register High ^Read:
(ACRH) Write:
See page 108. _Reset:
Alternate Counter Register Low ^Read:
(ACRL) Write:
See page 108. _Reset:
EPROM Programming Register ^Read:
(EPROG) Write:
See page 119. _Reset:
Analog Counter Register ^Read:
(ACR) Write:
See page 77. _Reset:
Analog Status Register ^Read:
(ASR) Write:
See page 77. _Reset:
Reserved
Reserved
Bit 7
Bit 15
1
Bit 7
1
Bit 15
1
Bit 15
1
0
0
CHG
0
CPF2
0
R
R
6
5
4
3
2
1
Bit 0
14
13
12
11
10
9
Bit 8
1
1
1
1
1
1
1
6
5
4
3
2
1
Bit 0
1
1
1
1
1
14
13
12
11
10
0
0
9
Bit 8
1
1
1
1
1
14
13
12
11
10
1
1
9
Bit 8
1
0
R
0
ATD2
0
CPF1
0
R
1
1
0
0
R
R
0
0
ATD1 ICEN
0
0
CPFR2
0
R
0
0
CPFR1
0
R
1
0
R
0
CPIE
0
COE1
0
R
1
0
0
ELAT MPGM EPGM
0
0
0
CP2EN CP1EN ISEN
0
VOFF
0
R
0
CMP2
0
R
0
CMP1
R
0
R
R
R
R
R
R
R
R
$1FF0
COP and Security Register ^Read:
OPT
(COPR) Write: EPMSEC
See pages 27, 92, 104, and 122. _Reset:
= Unimplemented
1. Features related to port C are only available on the 28-pin MC68HC705JP7 devices.
Unaffected by reset
R = Reserved
U = Unaffected
Figure 2-3. Register Summary (Sheet 3 of 3)
COPC
MC68HC705JJ7 • MC68HC705JP7 Advance Information Data Sheet, Rev. 4.1
Freescale Semiconductor
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