mc9s12xd256 Freescale Semiconductor, Inc, mc9s12xd256 Datasheet - Page 369

• Manufacturer Part Number: mc9s12xd256
• Description: Hcs12x Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

low order PWMEx bit.In this case, the high order bytes PWMEx bits have no effect and their
corresponding PWM output lines are disabled.
While in run mode, if all eight PWM channels are disabled (PWME7–0 = 0), the prescaler counter shuts
off for power savings.
Read: Anytime
Write: Anytime
Freescale Semiconductor
PWME7
PWME6
PWME5
PWME4
PWME3
PWME2
PWME1
PWME0
Reset
Field
7
6
5
4
3
2
1
0
W
R
PWME7
Pulse Width Channel 7 Enable
0 Pulse width channel 7 is disabled.
1 Pulse width channel 7 is enabled. The pulse modulated signal becomes available at PWM output bit 7 when
Pulse Width Channel 6 Enable
0 Pulse width channel 6 is disabled.
1 Pulse width channel 6 is enabled. The pulse modulated signal becomes available at PWM output bit6 when
Pulse Width Channel 5 Enable
0 Pulse width channel 5 is disabled.
1 Pulse width channel 5 is enabled. The pulse modulated signal becomes available at PWM output bit 5 when
Pulse Width Channel 4 Enable
0 Pulse width channel 4 is disabled.
1 Pulse width channel 4 is enabled. The pulse modulated signal becomes available at PWM, output bit 4 when
Pulse Width Channel 3 Enable
0 Pulse width channel 3 is disabled.
1 Pulse width channel 3 is enabled. The pulse modulated signal becomes available at PWM, output bit 3 when
Pulse Width Channel 2 Enable
0 Pulse width channel 2 is disabled.
1 Pulse width channel 2 is enabled. The pulse modulated signal becomes available at PWM, output bit 2 when
Pulse Width Channel 1 Enable
0 Pulse width channel 1 is disabled.
1 Pulse width channel 1 is enabled. The pulse modulated signal becomes available at PWM, output bit 1 when
Pulse Width Channel 0 Enable
0 Pulse width channel 0 is disabled.
1 Pulse width channel 0 is enabled. The pulse modulated signal becomes available at PWM, output bit 0 when
0
7
its clock source begins its next cycle.
its clock source begins its next cycle. If CON67=1, then bit has no effect and PWM output line 6 is disabled.
its clock source begins its next cycle.
its clock source begins its next cycle. If CON45 = 1, then bit has no effect and PWM output bit4 is disabled.
its clock source begins its next cycle.
its clock source begins its next cycle. If CON23 = 1, then bit has no effect and PWM output bit2 is disabled.
its clock source begins its next cycle. If CON01 = 1, then bit has no effect and PWM output line0 is disabled.
its clock source begins its next cycle.
PWME6
0
6
Figure 8-3. PWM Enable Register (PWME)
Table 8-1. PWME Field Descriptions
PWME5
MC9S12XDP512 Data Sheet, Rev. 2.17
0
5
PWME4
0
4
Description
PWME3
0
3
Chapter 8 Pulse-Width Modulator (S12PWM8B8CV1)
PWME2
0
2
PWME1
0
1
PWME0
0
0
369