MC68HC908GR8CD Freescale Semiconductor, MC68HC908GR8CD Datasheet - Page 32

• 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
32
$001E
$001F
$0020
$0021
$0022
$0023
$0024
$0025
$0026
$0027
$0028
$0029
Addr.
Timer 1 Channel 1 Status and
Timer 1 Status and Control
Timer 1 Channel 0 Status
Control Register (T1SC1)
Timer 1 Counter Register
Timer 1 Counter Register
Register High (T1MODH)
Register High (T1CH0H)
Register High (T1CH1H)
Configuration Register 2
Configuration Register 1
Timer 1 Counter Modulo
Timer 1 Counter Modulo
Register Low (T1MODL)
Register Low (T1CH0L)
Register Name
† One-time writeable register after each reset, except LVI5OR3 bit. LVI5OR3 bit is only reset via POR (power-on reset).
and Control Register
Timer 1 Channel 0
Timer 1 Channel 0
Timer 1 Channel 1
Register (T1SC)
High (T1CNTH)
Low (T1CNTL)
(CONFIG2)†
(CONFIG1)
Figure 2-2. Control, Status, and Data Registers (Sheet 4 of 7)
(T1SC0)
†
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
COPRS
Bit 15
Bit 15
CH0F
Bit 15
CH1F
Bit 15
Bit 7
TOF
Bit 7
Bit 7
Bit 7
0
0
0
0
0
0
0
1
1
0
0
0
0
= Unimplemented
LVISTOP
CH0IE
CH1IE
TOIE
14
14
14
14
6
0
0
0
0
0
6
0
1
6
1
0
6
0
LVIRSTD
TSTOP
MS0B
13
13
13
13
5
0
0
0
1
0
5
0
1
5
1
0
5
0
0
R = Reserved
Indeterminate after reset
Indeterminate after reset
Indeterminate after reset
LVIPWRD
MS0A
MS1A
TRST
12
12
12
12
4
0
0
0
0
0
0
4
0
1
4
1
0
4
0
LVI5OR3
ELS0B
ELS1B
11
11
11
11
3
0
0
0
0
0
0
3
0
1
3
1
0
3
0
†
SSREC
ELS0A
ELS1A
PS2
10
10
10
10
U = Unaffected
2
0
0
0
0
0
2
0
1
2
1
0
2
0
Freescale Semiconductor
STOPENB
STOP
TOV0
OSC-
TOV1
PS1
1
0
0
0
9
0
1
0
9
1
1
1
0
9
1
0
9
SCIBDSRC
CH0MAX
CH1MAX
COPD
Bit 0
Bit 8
Bit 0
Bit 8
Bit 0
Bit 8
Bit 0
Bit 8
PS0
0
0
0
0
0
1
1
0
0