MC68HC908GR8CD Freescale Semiconductor, MC68HC908GR8CD Datasheet - Page 34

• 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
34
$003C
$003D
$FE00
$FE01
$FE02
$FE03
$0038
$0039
$003A
$003B
$003E
$003F
Addr.
Note: Writing a logic 0 clears SBSW.
Analog-to-Digital Input Clock
Analog-to-Digital Status and
SIM Break Status Register
SIM Reset Status Register
PLL Multiplier Select High
PLL Multiplier Select Low
Select Register (PMDS)
PLL VCO Select Range
SIM Break Flag Control
PLL Reference Divider
Register Name
Analog-to-Digital Data
Register (SBFCR)
Register (ADCLK)
Register (PMSH)
Register (PMRS)
Register (PMSL)
Control Register
Unimplemented
Unimplemented
Register (ADR)
Figure 2-2. Control, Status, and Data Registers (Sheet 6 of 7)
(ADSCR)
(SRSR)
(SBSR)
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
POR:
COCO
ADIV2
MUL7
VRS7
BCFE
Bit 7
POR
AD7
R
R
0
0
0
0
0
0
0
0
0
1
0
= Unimplemented
ADIV1
MUL6
VRS6
AIEN
AD6
PIN
R
R
6
0
0
1
1
0
0
0
0
0
0
ADCO
ADIV0
MUL5
VRS5
COP
AD5
R
R
5
0
0
0
0
0
0
0
0
0
0
R = Reserved
Indeterminate after reset
ADICLK
ADCH4
MUL4
VRS4
ILOP
AD4
R
R
4
0
0
0
0
0
0
1
0
0
0
ADCH3
MUL11
MUL3
RDS3
VRS3
ILAD
AD3
R
R
R
3
0
0
0
0
1
0
0
0
0
MODRST
ADCH2
MUL10
MUL2
RDS2
VRS2
AD2
R
R
R
U = Unaffected
2
0
0
0
0
1
0
0
0
0
Freescale Semiconductor
ADCH1
NOTE
MUL9
MUL1
VRS1
RDS1
AD1
BW
LVI
R
R
1
0
0
0
0
1
0
0
0
0
ADCH0
MUL8
MUL0
VRS0
RDS0
Bit 0
AD0
R
R
R
0
0
0
1
1
0
0
0
0
0