MC68HC908MR8CP Freescale Semiconductor, MC68HC908MR8CP Datasheet - Page 41

• Manufacturer Part Number: MC68HC908MR8CP
• Description: IC MCU 8K FLASH 8MHZ PWM 28-DIP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908MR8CP

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI
• Peripherals: LVD, POR, PWM
• Number Of I /o: 12
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

MC68HC908MR8 — Rev 4.1
Freescale Semiconductor
U = Unaffected
nate
$0000
$0001
$0002
$0003
$0004
Addr.
Data Direction Register
Port C Data Register
Port A Data Register
Port B Data Register
Register Name
Figure 2-2. Control, Status, and Data Registers (Sheet 1 of 10)
See page 281.
See page 284.
See page 287.
See page 282.
X = Indetermi-
(DDRA)
(PTC)
(PTA)
(PTB)
A
$FFD1
$FFD2
$FFFE
$FF7E
$FF7F
$FFFF
Reset:
Reset:
Reset:
↓
↓
Read:
Read:
Read:
Write:
Reset
Write:
Write:
Write:
Read
Bit 7
U
U
U
U
U
R
FLASH BLOCK PROTECT REGISTER (FLBPR)
VECTORS — 45 BYTES (46 including $FFFF)
DDRA6 DDRA5
= Reserved
PTA6
PTB6
Memory Map
U
6
0
Low byte of reset vector
UNIMPLEMENTED — 83 BYTES
COP Control Register (COPCTL)
Figure 2-1. Memory Map
PTA5
PTB5
U
5
0
DDRA4
Unaffected by reset
Unaffected by reset
Unaffected by reset
PTA4
PTB4
Bold
Unimplemented
U
4
0
ered
= Buff-
DDRA3
when read
PTA3
PTB3
U
3
0
DDRA2 DDRA1 DDRA0
PTA2
PTB2
U
2
0
= Unimplemented
PTA1
PTB1
PTC1
Technical Data
1
0
Memory Map
I/O Section
$FF7E
$FFD1
$FFD2
$FFFE
$FFFF
$FF7F
PTC0
PTA0
PTB0
Bit 0
↓
↓
0
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