MC68HC908JL3CDW Freescale Semiconductor, MC68HC908JL3CDW Datasheet - Page 131
MC68HC908JL3CDW
Manufacturer Part Number
MC68HC908JL3CDW
Description
IC MCU 8MHZ 4K FLASH 28-SOIC
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC68HC908JK1CDW.pdf
(212 pages)
Specifications of MC68HC908JL3CDW
Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Peripherals
LED, LVD, POR, PWM
Number Of I /o
23
Program Memory Size
4KB (4K x 8)
Program Memory Type
FLASH
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.3 V
Data Converters
A/D 12x8b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
28-SOIC (7.5mm Width)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Connectivity
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC68HC908JL3CDW
Manufacturer:
WSI
Quantity:
8
Part Number:
MC68HC908JL3CDW
Manufacturer:
MOTOROLA/摩托罗拉
Quantity:
20 000
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10.10.2 TIM Counter Registers (TCNTH:TCNTL)
MC68H(R)C908JL3
Freescale Semiconductor
NOTE:
—
Rev. 1.1
The two read-only TIM counter registers contain the high and low bytes
of the value in the TIM counter. Reading the high byte (TCNTH) latches
the contents of the low byte (TCNTL) into a buffer. Subsequent reads of
TCNTH do not affect the latched TCNTL value until TCNTL is read.
Reset clears the TIM counter registers. Setting the TIM reset bit (TRST)
also clears the TIM counter registers.
If you read TCNTH during a break interrupt, be sure to unlatch TCNTL
by reading TCNTL before exiting the break interrupt. Otherwise, TCNTL
retains the value latched during the break.
PS2
0
0
0
0
1
1
1
1
PS1
0
0
1
1
0
0
1
1
Timer Interface Module (TIM)
PS0
0
1
0
1
0
1
0
1
Table 10-2. Prescaler Selection
Internal Bus Clock ÷ 1
Internal Bus Clock ÷ 2
Internal Bus Clock ÷ 4
Internal Bus Clock ÷ 8
Internal Bus Clock ÷ 16
Internal Bus Clock ÷ 32
Internal Bus Clock ÷ 64
TIM Clock Source
Not available
Timer Interface Module (TIM)
Technical Data
129
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