MC68HC05B4 Datasheet, PDF (153/298 Pages) Motorola, Inc – High-density Complementary Metal Oxide Semiconductor (HCMOS) Microcomputer Unit

$0000
$0020
$0050
MC68HC05B4
I/O
(32 bytes)
Page 0 User
ROM
(48 bytes)
$00C0
$0100
RAM
(176 bytes)
Stack
$0200
$02C0
Self-check ROM I
(192 bytes)
$0F00
$1F00
User ROM
(4096 bytes)
Self-check ROM II
(240 bytes)
$1FF0
$1FF2–3
SCI
$1FF4–5
Timer overflow
$1FF6–7 Timer output compare 1& 2
$1FF8–9 Timer input capture 1 & 2
$1FFA–B
External IRQ
$1FFC–D
SWI
$1FFE–F Reset/power-on reset
User vectors
(14 bytes)
Registers
Port A data register
Port B data register
Port C data register
Port D input data register
Port A data direction register
Port B data direction register
Port C data direction register
EEPROM/ECLK control register
A/D data register
A/D status/control register
Pulse length modulation A
Pulse length modulation B
Miscellaneous register
SCI baud rate register
SCI control register 1
SCI control register 2
SCI status register
SCI data register
Timer control register
Timer status register
Capture high register 1
Capture low register 1
Compare high register 1
Compare low register 1
Counter high register
Counter low register
Alternate counter high register
Alternate counter low register
Capture high register 2
Capture low register 2
Compare high register 2
Compare low register 2
$0000
$0001
$0002
$0003
$0004
$0005
$0006
$0007
$0008
$0009
$000A
$000B
$000C
$000D
$000E
$000F
$0010
$0011
$0012
$0013
$0014
$0015
$0016
$0017
$0018
$0019
$001A
$001B
$001C
$001D
$001E
$001F
Reserved
Figure A-2 Memory map of the MC68HC05B4
MC68HC05B6
Rev. 4
MC68HC05B4
14
TPG
MOTOROLA
A-3