MC68HC05PV8 Datasheet, PDF (37/196 Pages) Freescale Semiconductor, Inc – Techinal Data - rev 1.9

2.3 Registers
Freescale Semiconductor, Inc.
Memory
Registers
The I/O and control registers reside in locations $0000–$002F. The
overall organization of these registers is shown in Figure 2-2. The bit
assignments for each register are shown in Figure 2-3, Figure 2-4 and
Figure 2-4.
Addr
Register Name
$0000
Port A data register
$0001
Port B data register
$0002
Port C data register
$0003
Unused
$0004
Port A data direction register
$0005
Port B data direction register
$0006
Port C data direction register
$0007
Unused
$0008
Core timer control/status (CTCSR)
$0009
Core timer counter (CTCR)
$000A
System control register
$000B
Unused
$000C
EEPROM programming register
$000D
Program EEPROM programming
register⁽¹⁾
$000E
A/D data
$000F
A/D status/control
$0010
Timer capture 1 high
$0011
Timer capture 1 low
$0012
Timer compare 1 high
$0013
Timer compare 1 low
$0014
Timer capture 2 high
$0015
Timer capture 2 low
$0016
Timer compare 2 high
$0017
Timer compare 2 low
$0018
Timer counter high
$0019
Timer counter low
$001A
Timer alternate counter high
Figure 2-2 I/O Register Summary
MC68HC(8)05PV8/A — Rev. 1.9
Memory
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Technical Data