MC68HC05C9E Datasheet, PDF (18/106 Pages) Freescale Semiconductor, Inc – Microcontrollers

Memory
$0000
I/O REGISTERS
32 BYTES
$001F
$0020
$004F
$0050
USER ROM
48 BYTES
RAM0 = 0
RAM
48 BYTES
RAM0 = 1
RAM
176 BYTES
$00BF
$00C0
$00FF
$0100
USER ROM
128 BYTES
STACK
64 BYTES
RAM
128 BYTES
$017F
$0180
RAM1 = 0
RAM1 = 1
USER ROM
15,744 BYTES
$3EFF
$3F00
SELF-CHECK
ROM
AND VECTORS
239 BYTES
$3FDF
$3FEF
$3FF0
$3FFF
OPTION REGISTER
USER ROM VECTORS
16 BYTES
PORT A DATA REGISTER
PORT B DATA REGISTER
PORT C DATA REGISTER
PORT D DATA REGISTER
PORT A DATA DIRECTION REGISTER
PORT B DATA DIRECTION REGISTER
PORT C DATA DIRECTION REGISTER
PORT D DATA DIRECTION REGISTER
UNUSED
UNUSED
SPI CONTROL REGISTER
SPI STATUS REGISTER
SPI DATA 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
INPUT CAPTURE REGISTER (HIGH)
INPUT CAPTURE REGISTER (LOW)
OUTPUT COMPARE REGISTER (HIGH)
OUTPUT COMPARE REGISTER (LOW)
TIMER COUNTER REGISTER (HIGH)
TIMER COUNTER REGISTER (LOW)
ALTERNATE COUNTER REGISTER (HIGH)
ALTERNATE COUNTER REGISTER (LOW)
UNUSED
COP RESET REGISTER
COP CONTROL REGISTER
UNUSED
UNUSED (4 BYTES)
SPI VECTOR (HIGH)
SPI VECTOR (LOW)
SCI VECTOR (HIGH)
SCI VECTOR (LOW)
TIMER VECTOR (HIGH)
TIMER VECTOR (LOW)
IRQ VECTOR (HIGH)
IRQ VECTOR (LOW)
SWI VECTOR (HIGH)
SWI VECTOR (LOW)
RESET VECTOR (HIGH BYTE)
RESET VECTOR (LOW BYTE)
Figure 2-1. Memory Map
$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
$3FF0
$3FF3
$3FF4
$3FF5
$3FF6
$3FF7
$3FF8
$3FF9
$3FFA
$3FFB
$3FFC
$3FFD
$3FFE
$3FFF
MC68HC05C9E Advance Information Data Sheet, Rev. 0.1
18
Freescale Semiconductor