S912XEQ384J3MALR Freescale Semiconductor, S912XEQ384J3MALR Datasheet - Page 692

• Manufacturer Part Number: S912XEQ384J3MALR
• Description: S912XEQ Series 16 Bit 50 Mhz 384 KB Flash 24 KB Ram Microcontroller - LQFP-112
• Manufacturer: Freescale Semiconductor

Chapter 19 Pulse-Width Modulator (S12PWM8B8CV1)
19.1.2
There is a software programmable option for low power consumption in wait mode that disables the input
clock to the prescaler.
In freeze mode there is a software programmable option to disable the input clock to the prescaler. This is
useful for emulation.
19.1.3
Figure 19-1
19.2
The PWM module has a total of 8 external pins.
692
Bus Clock
External Signal Description
Modes of Operation
Block Diagram
shows the block diagram for the 8-bit 8-channel PWM block.
PWM8B8C
Clock Select
Control
MC9S12XE-Family Reference Manual Rev. 1.24
Alignment
Polarity
Enable
Figure 19-1. PWM Block Diagram
PWM Clock
PWM Channels
Period and Duty
Period and Duty
Period and Duty
Period and Duty
Period and Duty
Period and Duty
Period and Duty
Period and Duty
Channel 7
Channel 6
Channel 5
Channel 4
Channel 3
Channel 2
Channel 1
Channel 0
Counter
Counter
Counter
Counter
Counter
Counter
Counter
Counter
Freescale Semiconductor
PWM7
PWM6
PWM5
PWM4
PWM3
PWM2
PWM0
PWM1