MC9S12E128CPV Freescale Semiconductor, MC9S12E128CPV Datasheet - Page 360

• Manufacturer Part Number: MC9S12E128CPV
• Description: Microcontrollers (MCU) 16 Bit 16MHz
• Manufacturer: Freescale Semiconductor

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

Chapter 11 Pulse Width Modulator with Fault Protection (PMF15B6CV2)
Center-aligned operation is illustrated in
Edge-aligned operation is illustrated in
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PWM pulse width = (PWM value) (PWM clock period) 2
PWM pulse width = (PWM value) (PWM clock period)
UP/DOWN COUNTER
PWM VALUE = 0
PWM VALUE = 1
PWM VALUE = 2
PWM VALUE = 3
PWM VALUE = 4
MODULUS = 4
COUNT
4/4 = 100%
1/4 = 25%
2/4 = 50%
3/4 = 75%
0/4 = 0%
PWM VALUE = 0
PWM VALUE = 1
PWM VALUE = 2
PWM VALUE = 3
PWM VALUE = 4
Figure 11-45. Center-Aligned PWM Pulse Width
Figure 11-46. Edge-Aligned PWM Pulse Width
MODULUS = 4
UP COUNTER
0
4/4 = 100%
1/4 = 25%
2/4 = 50%
3/4 = 75%
1
0/4 = 0%
COUNT
MC9S12E128 Data Sheet, Rev. 1.07
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Figure
Figure
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1 2 3 0
4
11-46.
11-45.
3
2
1
0
1
2
3
4
3
Freescale Semiconductor
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