MC9S12E128CPV Freescale Semiconductor, MC9S12E128CPV Datasheet - Page 347
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
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11.3.2.22 PMF Counter A Register (PMFCNTA)
Read anytime and writes have no effect.
11.3.2.23 PMF Counter Modulo A Register (PMFMODA)
Read and write anytime.
Freescale Semiconductor
Module Base + 0x0022
Module Base + 0x0024
PMFMODA
PMFCNTA
Reset
Reset
Field
Field
14–0
14–0
W
W
R
R
15
15
0
0
0
0
PMF Counter A Bits — This register displays the state of the 15-bit PWM A counter.
PMF Counter Modulo A Bits — The 15-bit unsigned value written to this register is the PWM period in PWM
clock periods. Do not write a modulus value of zero.
Note: The PWM counter modulo register is buffered. The value written does not take effect until the LDOKA bit
= Unimplemented or Reserved
= Unimplemented or Reserved
14
14
0
0
is set and the next PWM load cycle begins. Reading PMFMODA reads the value in the buffer. It is not
necessarily the value the PWM generator A is currently using.
13
13
0
0
Figure 11-29. PMF Counter Modulo A Register (PMFMODA)
Figure 11-28. PMF Counter A Register (PMFCNTA)
12
12
0
0
Table 11-30. PMFMODA Field Descriptions
Table 11-29. PMFCNTA Field Descriptions
PRSCA
11
11
00
01
10
11
0
0
MC9S12E128 Data Sheet, Rev. 1.07
Table 11-28. PWM Prescaler A
10
10
0
0
0
0
9
9
Chapter 11 Pulse Width Modulator with Fault Protection (PMF15B6CV2)
0
0
8
8
Description
Description
PWM Clock Frequency
PMFMODA
PMFCNTA
0
0
7
7
f
f
f
bus
bus
bus
f
bus
0
0
/2
/4
/8
6
6
0
0
5
5
4
0
4
0
0
0
3
3
0
0
2
2
0
0
1
1
0
0
0
0
347
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