MC68HC908GR8CD Freescale Semiconductor, MC68HC908GR8CD Datasheet - Page 232
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MC68HC908GR8CD
Manufacturer Part Number
MC68HC908GR8CD
Description
8-bit Microcontrollers - MCU 8 Bit 8MHz
Manufacturer
Freescale Semiconductor
Datasheet
1.MC68HC908GR8CD.pdf
(286 pages)
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
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Timer Interface Module (TIM)
232
Addr.
$002A
$002B
$0020
$0021
$0022
$0023
$0024
$0025
$0026
$0027
$0028
$0029
Timer 1 Counter Modulo Reg-
Timer 1 Channel 0 Status and
Timer 1 Channel 1 Status and
Timer 1 Status and Control
Timer 2 Status and Control
Control Register (T1SC0)
Control Register (T1SC1)
Timer 1 Counter Register
Timer 1 Counter Register
Register High (T1CH0H)
Register High (T1CH1H)
Register Name
Timer 1 Counter Modulo
Register Low (T1MODL)
Register Low (T1CH0L)
Register Low (T1CH1L)
ister High (T1MODH)
Timer 1 Channel 0
Timer 1 Channel 0
Timer 1 Channel 1
Timer 1 Channel 1
Register (T1SC)
Register (T2SC)
High (T1CNTH)
Low (T1CNTL)
Figure 22-2. TIM I/O Register Summary (Sheet 1 of 2)
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
Bit 7
Bit 15
Bit 15
CH0F
Bit 15
CH1F
Bit 15
TOF
Bit 7
Bit 7
Bit 7
Bit 7
TOF
0
0
0
0
1
1
0
0
0
0
0
0
= Unimplemented
CH0IE
CH1IE
TOIE
TOIE
14
14
14
14
6
0
0
6
0
1
6
1
0
6
0
6
0
TSTOP
TSTOP
MS0B
13
13
13
13
5
1
0
5
0
1
5
1
0
5
0
0
5
1
Indeterminate after reset
Indeterminate after reset
Indeterminate after reset
Indeterminate after reset
MS0A
MS1A
TRST
TRST
12
12
12
12
4
0
0
0
4
0
1
4
1
0
4
0
4
0
0
ELS0B
ELS1B
11
11
11
11
3
0
0
0
3
0
1
3
1
0
3
0
3
0
0
ELS0A
ELS1A
PS2
PS2
10
10
10
10
2
0
0
2
0
1
2
1
0
2
0
2
0
Freescale Semiconductor
TOV0
TOV1
PS1
PS1
1
0
9
0
1
0
9
1
1
1
0
9
1
0
9
1
0
CH0MAX
CH1MAX
Bit 0
Bit 8
Bit 0
Bit 8
Bit 0
Bit 8
Bit 0
Bit 8
Bit 0
PS0
PS0
0
0
0
1
1
0
0
0
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