MC68HC05P18A Datasheet, PDF (31/130 Pages) Freescale Semiconductor, Inc – HCMOS Microcontroller Unit

Freescale Semiconductor, Inc.
Memory Map
I/O and Control Registers
Addr.
Register Name
Bit 7
6
5
$0015
Read:
Input Capture Register
(ICRL) Write:
See page 70.
Reset:
ICRL7
ICRL6
ICRL5
$0016
Read:
Output Compare Register
OCRH7
(OCRH) Write:
See page 68.
Reset:
OCRH6
OCRH5
$0017
Read:
Output Compare Register
OCRL7
(OCRL) Write:
See page 68.
Reset:
OCRL6
OCRL5
$0018
Read:
Timer Counter Register
TMRH7
(TMRH) Write:
See page 66.
Reset: 1
TMRH6
1
TMRH5
1
$0019
Read:
Timer Counter Register
TMRL7
(TMRL) Write:
See page 66.
Reset: 1
TMRL6
1
TMRL5
1
$001A
Read: ACRH7
Alternate Counter Register
(ACRH) Write:
See page 66.
Reset: 1
ACRH6
1
ACRH5
1
$001B
Read: ACRL7
Alternate Counter Register
(ACRL) Write:
See page 66.
Reset: 1
ACRL6
1
ACRL5
1
Read: 0
0
EEPROM Programming
CPEN
$001C
Register (EEPROG) Write:
See page 86.
Reset: 0
0
0
Read: AD7 AD6 AD5
A/D Conversion Value Data
$001D
Register (ADC) Write:
See page 96.
Reset:
= Unimplemented
4
ICRL4
3
ICRL3
2
ICRL2
1
Bit 0
ICRL1 ICRL0
Unaffected by reset
OCRH4 OCRH3 OCRH2 OCRH1 OCRH0
Unaffected by reset
OCRL4 OCRL3 OCRL2 OCRL1 OCRL0
Unaffected by reset
TMRH4 TMRH3 TMRH2 TMRH1 TMRH0
1
1
1
1
1
TMRL4 TMRL3 TMRL2 TMRL1 TMRL0
1
ACRH4
1
ACRH3
1
1
1
ACRH2 ACRH1 ACRH0
1
ACRL4
1
ACRL3
1
1
1
ACRL2 ACRL1 ACRL0
1
1
1
1
1
ER1
ER0 LATCH EERC EEPGM
0
0
0
0
0
AD4
AD3
AD2 AD1 AD0
Unaffected by reset
R = Reserved
U = Unaffected
Figure 2-3. I/O and Control Registers (Sheet 3 of 4)
MC68HC05P18A
Memory Map
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Technical Data