MC68HC05X16 Datasheet, PDF (44/232 Pages) Freescale Semiconductor, Inc – High-density complementary metal oxide semiconductor HCMOS) microcontroller unit

Freescale Semiconductor, Inc.
MC68HC05X16
3
$0000
I/O
(32 bytes)
Ports
7 bytes
$0020
$003E
$0050
$00C0
$0100
$0101
$0120
$0200
$0250
MCAN
registers
RAM I
Stack ^{(176 bytes)}
OPTR (1 byte)
Non protected (31 bytes)
EEPROM
(256 bytes)
Protected (224 bytes)
Bootstrap ROM I
(80 bytes)
RAM II
176 bytes
$0300
ROM
(15102 bytes)
$3DFE
$3E00
Bootstrap ROM II
(498 bytes)
$3FF0–1
CIRQ
$3FF2–3
SCI
$3FF4–5
Timer overflow
$3FF6–7 ^{Timer output compare 1& 2}
$3FF8–9 ^{Timer input capture 1& 2}
$3FFA–B ^{WOI, External IRQ}
$3FFC–D
SWI
$3FFE–F ^{Reset/power-on reset}
User
Vectors
EEPROM/ECLK
control
1 byte
A/D
converter
2 bytes
PLM system
2 bytes
Miscellaneous
1 byte
SCI
5 bytes
Timer
14 bytes
MCAN
control registers
10 bytes
MCAN
transmit buffer
10 bytes
MCAN
receive buffer
10 bytes
Registers
Port A data register
$0000
Port B data register
$0001
Port C data register
$0002
Port D input data register ^$0003
Port A data direction register ^$0004
Port B data direction register ^$0005
Port C data direction register ^$0006
E/EEPROM/ECLK control register ^$0007
A/D data register
$0008
A/D status/control register ^$0009
Pulse length modulation A ^$000A
Pulse length modulation B ^$000B
Miscellaneous register ^$000C
SCI baud rate register ^$000D
SCI control register 1 ^$000E
SCI control register 2 ^$000F
SCI status register
$0010
SCI data register
$0011
Timer control register $0012
Timer status register $0013
Capture high register 1 $0014
Capture low register 1 $0015
Compare high register 1 $0016
Compare low register 1 $0017
Counter high register $0018
Counter low register $0019
Alternate counter high register $001A
Alternate counter low register $001B
Capture high register 2 $001C
Capture low register 2 $001D
Compare high register 2 $001E
Compare low register 2 $001F
Options register
$0100
Mask options register $3DFE
Reserved
Figure 3-1 Memory map of the MC68HC05X16
MEMORY AND REGISTERS
MC68HC05X16
For More Information On This Product,
Rev. 1
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