MC68HC08AB16A Datasheet, PDF (51/380 Pages) Motorola, Inc – HCMOS Microcontroller Unit

Freescale Semiconductor, Inc.
Memory Map
Input/Output (I/O) Section
Addr.
Register Name
Bit 7
6
5
4
3
2
1
Bit 0
$003C
Read:
R
R
R
R
R
R
R
R
Reserved Write:
Reset:
Port D Input Pullup Enable ^Read: _{PTDPUE7 PTDPUE6 PTDPUE5 PTDPUE4 PTDPUE3 PTDPUE2 PTDPUE1 PTDPUE0}
$003D
Register Write:
(PTDPUE) _{Reset: 0}
0
0
0
0
0
0
0
Port F Input Pullup Enable ^Read: _{PTFPUE7 PTFPUE6 PTFPUE5 PTFPUE4 PTFPUE3 PTFPUE2 PTFPUE1 PTFPUE0}
$003E
Register Write:
(PTFPUE) _{Reset: 0}
0
0
0
0
0
0
0
Read: R EEDIVCLK EESEC EEMONSEC R
R
R
R
$003F
Mask Option Register B
(MORB)^†
Write:
Reset:
Unaffected by reset; mask option
† Hard-wired register, specified during ROM code submission.
Timer B Status and ^{Read: TOF}
TOIE TSTOP
0
0
$0040
Control Register Write: 0
TRST
(TBSC) _{Reset: 0}
0
1
0
0
PS2
PS1
PS0
0
0
0
$0041
Timer B Counter ^{Read: Bit 15}
14
13
Register High Write:
(TBCNTH) _{Reset: 0}
0
0
12
11
10
0
0
0
9
Bit 8
0
0
Timer B Counter ^{Read: Bit 7}
6
5
4
3
2
1
Bit 0
$0042
Register Low Write:
(TBCNTL) _{Reset: 0}
0
0
0
0
0
0
0
Timer B Counter Modulo ^Read: _{Bit 15}
14
13
$0043
Register High Write:
(TBMODH) _{Reset: 1}
1
1
12
11
10
1
1
1
9
Bit 8
1
1
Timer B Counter Modulo ^Read: _{Bit 7}
6
5
4
3
2
1
Bit 0
$0044
Register Low Write:
(TBMODL) _{Reset: 1}
1
1
1
1
1
1
1
Timer B Channel 0 Status ^Read:
$0045 and Control Register Write:
(TBSC0) _Reset:
CH0F
0
0
CH0IE
0
MS0B
0
MS0A
0
ELS0B ELS0A
0
0
TOV0 CH0MAX
0
0
= Unimplemented
R = Reserved
Figure 2-2. Control, Status, and Data Registers (Sheet 7 of 11)
MC68HC08AB16A — Rev. 2.0
MOTOROLA
Memory Map
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Technical Data
51