ePWM Submodules
TRIGxSEL Bits
01110
01111
10000
10001
10010
10011
10100
10101
10110
10111
11000
11001
11010
11011
11100
11101
11110
11111
Figure 7-42. Event-Trigger Submodule Inter-Connectivity of ADC Start of Conversion
ADC Sample
ACQPS
EOCx
Generation
SOC
Logic
SOC0 - SOC15
Configurations
The event-trigger submodule monitors various event conditions (shown as inputs on the left side of
Figure
7-43) and can be configured to prescale these events before issuing an Interrupt request or an
ADC start of conversion. The event-trigger prescaling logic can issue Interrupt requests and ADC start of
conversion at:
•
Every event
•
Every second event
•
Up to Every fifteenth event
694
C28 Enhanced Pulse Width Modulator (ePWM) Module
Table 7-22. TRIGxSEL Trigger Options (continued)
Trigger Source
EPWM4SOCA
EPWM4SOCB
EPWM4SYNC
EPWM5SOCA
EPWM5SOCB
EPWM5SYNC
EPWM6SOCA
EPWM6SOCB
EPWM6SYNC
EPWM7SOCA
EPWM7SOCB
EPWM7SYNC
EPWM8SOCA
EPWM8SOCB
EPWM8SYNC
EPWM9SOCA
EPWM9SOCB
EPWM9SYNC
ADC
ADCINT1-8
Interrupt
Logic
Analog
Common
Interface
Bus
(ACIB)
Analog Trigger 1
Analog Trigger 2
Analog Trigger 3
Analog Trigger 4
Analog Trigger 5
Analog Trigger 6
Analog Trigger 7
Analog Trigger 8
Copyright © 2012–2019, Texas Instruments Incorporated
NVIC
EPWM1SOCA
EPWM1SOCB
EPWM2SOCA
Analog Trigger
EPWM2SOCB
Generation
TRIGxSEL
EPWMxSOCA
EPWMxSOCB
Timer, GPIO
SPRUH22I – April 2012 – Revised November 2019
www.ti.com
Peripheral
EPWM4
EPWM5
EPWM6
EPWM7
EPWM8
EPWM9
EPWM1INT
EPWM1
Module
EPWM2INT
EPWM2
PIE
Module
EPWMxINT
EPWMx
Module
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