MC68HC05B6_13 Datasheet, PDF (255/302 Pages) Freescale Semiconductor, Inc – Microcontrollers

MC68HC705B32
Registers
$0000
$0020
$0050
$00C0
$0100
$0101
Preliminary ^I/O
(32 bytes)
RAM 1
(176 bytes)
Stack
Options register
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
Unprotected (31 bytes)
SCI baud rate register
$000D
$0120
$0200
$0250
$03B0
$0400
$7E00
$7FDE
$7FDF
SCI control register 1
EEPROM
(256 bytes)
SCI control register 2
Preliminary Protected (224 bytes)
Bootstrap ROMI
(80 bytes)
RAM 11
(352 bytes)
Bootstrap ROMII
(80 bytes)
User EPROM
(31232 bytes)
Bootstrap ROMIII
(478 bytes)
Mask option register
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
$000E
$000F
$0010
$0011
$0012
$0013
$0014
$0015
$0016
$0017
$0018
$0019
$001A
$001B
$001C
$001D
$001E
$7FE0 _{Bootstrap ROM vectors}
Compare low register 2
$001F
(16 bytes)
Preliminary ^$7FF0–1
$7FF2–3
SCI
$7FF4–5
Timer overflow
$7FF6–7 Timer output compare 1& 2
$7FF8–9 Timer input capture 1 & 2
$7FFA–B
External IRQ
$7FFC–D
SWI
$7FFE–F Reset/power-on reset
User vectors
(14 bytes)
Options register
Mask option register
Reserved
Figure H-2 Memory map of the MC68HC705B32
$0100
$7FDE
14
MC68HC05B6
Rev. 4.1
MC68HC705B32
Freescale
H-5