MC68HC705C8ACFB Freescale Semiconductor, MC68HC705C8ACFB Datasheet - Page 38

• Manufacturer Part Number: MC68HC705C8ACFB
• Description: IC MCU 8K 4MHZ OTP 44-QFP
• Manufacturer: Freescale Semiconductor
• Series: HC05r

Specifications of MC68HC705C8ACFB

• Core Processor: HC05
• Core Size: 8-Bit
• Speed: 2.1MHz
• Connectivity: SCI, SPI
• Peripherals: POR, WDT
• Number Of I /o: 24
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: OTP
• Ram Size: 304 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

Memory
Technical Data
38
$1FDE
(1)
$1FDF
$00BF
$00C0
$1EFF
$1FE0
$1FEF
$1FFF
$00FF
$1FF0
$1FF1
$1FF2
$0000
$001F
$0020
$002F
$0030
$004F
$0050
$0100
$015F
$0160
$1F00
See 9.5.1 Option Register for information.
USER PROM
RAM0 = 1
RAM1 = 0
16 BYTES
32 BYTES
96 BYTES
UNUSED
RAM
MASK OPTION REGISTER 1
MASK OPTION REGISTER 2
USER PROM VECTORS
BOOT ROM VECTORS
BOOTLOADER ROM
OPTION REGISTER
I/O REGISTERS
(1)
(1)
USER PROM
7584 BYTES
240 BYTES
32 BYTES
16 BYTES
12 BYTES
176 BYTES
Freescale Semiconductor, Inc.
RAM
For More Information On This Product,
USER PROM
RAM0 = 0
RAM1 = 1
48 BYTES
64 BYTES
96 BYTES
STACK
RAM
Figure 2-1. Memory Map
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(1)
(1)
Memory
SOFTWARE INTERRUPT VECTOR (HIGH)
EXTERNAL INTERRUPT VECTOR (HIGH)
SOFTWARE INTERRUPT VECTOR (LOW)
EXTERNAL INTERRUPT VECTOR (LOW)
OUTPUT COMPARE REGISTER (HIGH)
OUTPUT COMPARE REGISTER (LOW)
ALTERNATE TIMER REGISTER (HIGH)
PORT A DATA DIRECTION REGISTER
PORT B DATA DIRECTION REGISTER
PORT C DATA DIRECTION REGISTER
ALTERNATE TIMER REGISTER (LOW)
TIMER INTERRUPT VECTOR (HIGH)
INPUT CAPTURE REGISTER (HIGH)
TIMER INTERRUPT VECTOR (LOW)
INPUT CAPTURE REGISTER (LOW)
SPI INTERRUPT VECTOR (HIGH)
SCI INTERRUPT VECTOR (HIGH)
SCI INTERRUPT VECTOR (LOW)
SPI INTERRUPT VECTOR (LOW)
EPROM PROGRAM REGISTER
TIMER CONTROL REGISTER
PORT D FIXED INPUT PORT
SCI BAUD RATE REGISTER
SCI CONTROL REGISTER 1
SCI CONTROL REGISTER 2
COP CONTROL REGISTER
TIMER STATUS REGISTER
SPI CONTROL REGISTER
PORT A DATA REGISTER
PORT B DATA REGISTER
PORT C DATA REGISTER
TIMER REGISTER (HIGH)
TIMER REGISTER (LOW)
SPI STATUS REGISTER
SCI STATUS REGISTER
COP RESET REGISTER
RESET VECTOR (HIGH)
RESET VECTOR (LOW)
SPI DATA REGISTER
SCI DATA REGISTER
RESERVED
RESERVED
UNUSED
UNUSED
UNUSED
UNUSED
MC68HC705C8A — Rev. 3
$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
$1FF2
$1FF3
$1FF4
$1FF5
$1FF6
$1FF7
$1FF8
$1FF9
$1FFA
$1FFB
$1FFC
$1FFD
$1FFE
$1FFF
MOTOROLA