S9S12G48F0MLH Freescale Semiconductor, S9S12G48F0MLH Datasheet - Page 391
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S9S12G48F0MLH
Manufacturer Part Number
S9S12G48F0MLH
Description
16-bit Microcontrollers - MCU 16Bit 48KFlash 4096RAM MSCAN
Manufacturer
Freescale Semiconductor
Datasheet
1.S9S12G96F0CLL.pdf
(1292 pages)
Specifications of S9S12G48F0MLH
Rohs
yes
Core
S12
Processor Series
MC9S12G
Data Bus Width
16 bit
Maximum Clock Frequency
25 MHz
Program Memory Size
48 KB
Data Ram Size
2 KB
On-chip Adc
Yes
Operating Supply Voltage
3.13 V to 5.5 V
Operating Temperature Range
- 40 C to + 125 C
Package / Case
LQFP-64
Mounting Style
SMD/SMT
Available stocks
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Manufacturer
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Price
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Part Number:
S9S12G48F0MLH
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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Part Number:
S9S12G48F0MLHR
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10.3.2.15 Autonomous Clock Trimming Register (CPMUACLKTR)
The CPMUACLKTR register configures the trimming of the Autonomous Clock (ACLK - trimmable
internal RC-Oscillator) which can be selected as clock source for some CPMU features
Read: Anytime
Write: Anytime
Freescale Semiconductor
0x02F3
ACLKTR[5:0]
After de-assert of System Reset a value is automatically loaded from the Flash memory.
Reset
Field
7–2
W
R
ACLKTR5
Figure 10-19. Autonomous Periodical Interrupt Trimming Register (CPMUACLKTR)
Autonomous Clock Trimming Bits — See
represents a signed number influencing the ACLK period time.
F
7
ACLKTR4
ACLKTR[5]
ACLKTR[4]
ACLKTR[3]
ACLKTR[2]
ACLKTR[1]
ACLKTR[0]
F
6
Bit
Table 10-17. CPMUACLKTR Field Descriptions
MC9S12G Family Reference Manual, Rev.1.23
Table 10-18. Trimming Effect of ACLKTR
ACLKTR3
Increases period
Decreases period less than ACLKTR[5] increased it
Decreases period less than ACLKTR[4]
Decreases period less than ACLKTR[3]
Decreases period less than ACLKTR[2]
Decreases period less than ACLKTR[1]
F
5
ACLKTR2
Table 10-18
F
4
Trimming Effect
Description
ACLKTR1
S12 Clock, Reset and Power Management Unit (S12CPMU)
for trimming effects. The ACLKTR[5:0] value
F
3
ACLKTR0
F
2
0
0
1
.
0
0
0
393
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