MC9S12E128CPV Freescale Semiconductor, MC9S12E128CPV Datasheet - Page 170
MC9S12E128CPV
Manufacturer Part Number
MC9S12E128CPV
Description
Microcontrollers (MCU) 16 Bit 16MHz
Manufacturer
Freescale Semiconductor
Datasheet
1.MC9S12E128CPV.pdf
(606 pages)
Specifications of MC9S12E128CPV
Data Bus Width
16 bit
Program Memory Type
Flash
Program Memory Size
128 KB
Data Ram Size
8 KB
Interface Type
SCI, SPI
Maximum Clock Frequency
25 MHz
Number Of Programmable I/os
92
Number Of Timers
16 bit
Operating Supply Voltage
3.135 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
LQFP-112
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit
On-chip Dac
8 bit, 2 Channel
Lead Free Status / Rohs Status
No RoHS Version Available
Available stocks
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Manufacturer
Quantity
Price
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Part Number:
MC9S12E128CPVE
Manufacturer:
Freescale Semiconductor
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10 000
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Chapter 4 Clocks and Reset Generator (CRGV4)
4.3.2.1
The SYNR register controls the multiplication factor of the PLL. If the PLL is on, the count in the loop
divider (SYNR) register effectively multiplies up the PLL clock (PLLCLK) from the reference frequency
by 2 x (SYNR+1). PLLCLK will not be below the minimum VCO frequency (f
Read: anytime
Write: anytime except if PLLSEL = 1
170
Reset
ARMCOP
Register
Name
W
R
CRG Synthesizer Register (SYNR)
0
0
7
If PLL is selected (PLLSEL=1), Bus Clock = PLLCLK / 2
Bus Clock must not exceed the maximum operating system frequency.
Write to this register initializes the lock detector bit and the track detector
bit.
W
R
= Unimplemented or Reserved
Bit 7
Bit 7
0
0
0
6
Figure 4-3. CRG Register Summary (continued)
Figure 4-4. CRG Synthesizer Register (SYNR)
= Unimplemented or Reserved
Bit 6
6
0
PLLCLK
SYN5
MC9S12E128 Data Sheet, Rev. 1.07
0
5
Bit 5
=
5
0
2xOSCCLKx
SYNR
NOTE
NOTE
0
4
Bit 4
4
0
---------------------------------- -
REFDV
SYNR
SYN3
0
3
Bit 3
+
+
3
0
1
1
SYN2
0
2
Bit 2
2
0
SCM
).
Freescale Semiconductor
SYN1
Bit 1
0
1
1
0
Bit 0
Bit 0
SYN0
0
0
0
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