MC68HC908GR8CD Freescale Semiconductor, MC68HC908GR8CD Datasheet - Page 30

• Manufacturer Part Number: MC68HC908GR8CD
• Description: 8-bit Microcontrollers - MCU 8 Bit 8MHz
• Manufacturer: Freescale Semiconductor

Specifications of MC68HC908GR8CD

• Product Category: 8-bit Microcontrollers - MCU
• Rohs: yes
• Core: HC08
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 8 MHz
• Program Memory Size: 64 KB
• Data Ram Size: 384 B
• Operating Supply Voltage: 3 V to 5 V
• Package / Case: SOIC-28
• Mounting Style: SMD/SMT
• Data Rom Size: 64 KB
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 21
• Program Memory Type: Flash

Memory Map
30
$000C
$000D
$0004
$0005
$0006
$0007
$0008
$0009
$000B
$000E
$000F
$0010
$0011
Addr.
↓
Port A Input Pullup Enable
Port C Input Pullup Enable
Port D Input Pullup Enable
Data Direction Register C
Data Direction Register D
Data Direction Register A
Data Direction Register B
Data Direction Register E
SPI Status and Control
Register Name
Port E Data Register
SPI Control Register
Register (PTAPUE)
Register (PTCPUE)
Register (PTDPUE)
Register (SPSCR)
Unimplemented
Figure 2-2. Control, Status, and Data Registers (Sheet 2 of 7)
(DDRC)
(DDRD)
(DDRA)
(DDRB)
(DDRE)
(SPCR)
(PTE)
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
MC68HC908GR8 • MC68HC908GR4 Data Sheet, Rev. 7
SPRIE
SPRF
Bit 7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
= Unimplemented
PTDPUE6 PTDPUE5 PTDPUE4 PTDPUE3 PTDPUE2 PTDPUE1 PTDPUE0
DDRD6
ERRIE
R
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
SPMSTR
DDRB5
DDRD5
OVRF
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
R = Reserved
DDRB4
DDRD4
MODF
Unaffected by reset
CPOL
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
PTAPUE3
DDRA3
DDRB3
DDRD3
CPHA
SPTE
3
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
PTAPUE2
MODFEN
SPWOM
DDRD2
DDRA2
DDRB2
U = Unaffected
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Freescale Semiconductor
PTAPUE1
PTCPUE1 PTCPUE0
DDRC1
DDRD1
DDRA1
DDRB1
DDRE1
SPR1
PTE1
SPE
1
0
0
0
0
0
0
0
0
0
0
0
PTAPUE0
DDRA0
DDRB0
DDRC0
DDRD0
DDRE0
SPTIE
SPR0
PTE0
Bit 0
0
0
0
0
0
0
0
0
0
0
0