Datasheet

51.3 Block Diagram
Figure 51-1. Pulse Width Modulation Controller Block Diagram
APB
ADC
Comparison
Units
Interrupt
Controller
Interrupt
Generator
event line 0
event line 1
Events
Generator
event line x
APB
Interface
Clock
Generator
PIO
PMC
Peripheral
Clock
PWMFI0
PWMFIx
Clock
Selector
Counter
Channel x
DTOHx
DTOLx
OOOHx
PWMHx
PWMLx
OOOLx
Comparator
Output
Override
Fault
Protection
Duty-Cycle
Period
Update
Channel x
PWM Controller
OCx
PWMHx
PWMLx
PWMH0
PWML0
PIO
Clock
Selector
Counter
Channel 0
DTOH0
DTOL0
OOOH0
PWMH0
PWML0
OOOL0
Comparator
Output
Override
Fault
Protection
Duty-Cycle
Period
Update
Channel 0
OC0
Clock
Selector
Counter
Channel 1
DTOH1
DTOL1
OOOH1
PWMH1
PWML1
OOOL1
Output
Override
Fault
Protection
Duty-Cycle
Period
Update
Channel 1
OC1
Clock
Selector
Counter
Channel 2
DTOH2
DTOL2
OOOH2
PWMH2
PWML2
OOOL2
Output
Override
Fault
Protection
Duty-Cycle
Period
Update
Channel 2
OC2
PWMH2
PWML2
PWMH1
PWML1
Dead-Time
Generator
PPM
Dead-Time
Generator
PPM
Dead-Time
Generator
PPM
Dead-Time
Generator
PPM
Comparator
ETM
Comparator
ETM
PIO
PWMEXTRG1
PWMEXTRG2
PPM = Push-Pull Mode
ETM = External Trigger Mode
SYNCx
1
0
SYNC2
1
0
SYNC1
1
0
1
0
PWM_ETRG1.TRGSRC
1
0
ACC
TRGIN2
TRGIN1
1
0
Glitch
Filter
PWM_ETRG1.TRGFLT
1
0
Glitch
Filter
PWM_ETRG2.TRGSRC
PWM_ETRG2.TRGFLT
Recoverable Fault
Management
Recoverable Fault
Management
Fault Input
Management
Note: For a more detailed illustration of the fault protection circuitry
, refer to “Fault Protection”.
51.4 I/O Lines Description
Each channel outputs two complementary external I/O lines.
SAM E70/S70/V70/V71 Family
Pulse Width Modulation Controller (PWM)
© 2019 Microchip T
echnology Inc.
Datasheet
DS60001527D-page 1548