MC908GR48AMFAE Freescale Semiconductor, MC908GR48AMFAE Datasheet - Page 245

• Manufacturer Part Number: MC908GR48AMFAE
• Description: IC MCU 8BIT 48K FLASH 48-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC908GR48AMFAE

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI
• Peripherals: LVD, POR, PWM
• Number Of I /o: 37
• Program Memory Size: 48KB (48K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 24x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

18.3.1 TIM2 Counter Prescaler
The TIM2 clock source can be one of the seven prescaler outputs or the TIM2 clock pin,
prescaler generates seven clock rates from the internal bus clock. The prescaler select bits, PS[2:0], in
the TIM2 status and control register select the TIM2 clock source.
Freescale Semiconductor
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$045D
$045A
$045B
$045E
$045F
$0457
$0458
$0459
$0460
$0461
Addr.
TIM2 Channel 2 Register High
TIM2 Channel 3 Register High
TIM2 Channel 4 Register High
TIM2 Channel 5 Register High
TIM2 Channel 2 Register Low
TIM2 Channel 3 Register Low
TIM2 Channel 4 Register Low
TIM2 Channel 5 Register Low
TIM2 Channel 3 Status and
TIM2 Channel 4 Status and
TIM2 Channel 5 Status and
Control Register (T2SC3)
Control Register (T2SC4)
Control Register (T2SC5)
Register Name
MC68HC908GR60A • MC68HC908GR48A • MC68HC908GR32A Data Sheet, Rev. 5
See page 258.
See page 258.
See page 255.
See page 258.
See page 258.
See page 255.
See page 258.
See page 258.
See page 255.
See page 258.
See page 258.
(T2CH2H)
(T2CH3H)
(T2CH4H)
(T2CH5H)
(T2CH2L)
(T2CH3L)
(T2CH4L)
(T2CH5L)
Figure 18-3. TIM2 I/O Register Summary (Sheet 2 of 2)
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Bit 15
CH3F
Bit 15
CH4F
Bit 15
CH5F
Bit 15
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
0
0
0
0
0
0
= Unimplemented
CH3IE
CH4IE
CH5IE
14
14
14
14
6
6
0
6
0
6
0
6
MS4B
13
13
13
13
5
5
0
0
5
0
5
0
0
5
Indeterminate after reset
Indeterminate after reset
Indeterminate after reset
Indeterminate after reset
Indeterminate after reset
Indeterminate after reset
Indeterminate after reset
Indeterminate after reset
MS3A
MS4A
MS5A
12
12
12
12
4
4
0
4
0
4
0
4
ELS3B
ELS4B
ELS5B
11
11
11
11
3
3
0
3
0
3
0
3
ELS3A
ELS4A
ELS5A
10
10
10
10
2
2
0
2
0
2
0
2
Functional Description
T2CH0
TOV3
TOV4
TOV5
1
9
1
0
9
1
0
9
1
0
9
1
. The
CH4MAX
CH3MAX
CH5MAX
Bit 0
Bit 8
Bit 0
Bit 8
Bit 0
Bit 8
Bit 0
Bit 8
Bit 0
0
0
0
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