SPRUIM2H May 2020 – October 2023 AM2431 , AM2432 , AM2434 , AM6411 , AM6412 , AM6421 , AM6422 , AM6441 , AM6442
The EPWMx (where x = 0 to 8) module is hereinafter referred to as EPWM module.
This section describes the EPWM external connections (environment).
Figure 12-2227 shows the EPWM I/O interface signals.
Figure 12-2227 EPWM I/O Interface
SignalsTable 12-4307 describes the EPWM I/O signals.
| Module Pin | Device Level Signal | I/O(1) | Description | Module Pin Reset Value(2) |
|---|---|---|---|---|
| EPWM0 | ||||
| EPWM0A | EHRPWM0_A | O | EPWM0 output A | 0x0 |
| EPWM0B | EHRPWM0_B | O | EPWM0 output B | 0x0 |
| EPWM0SYNCI | EHRPWM0_SYNCI | I | EPWM0 Sync input | HiZ |
| EPWM0SYNCO | EHRPWM0_SYNCO | O | EPWM0 Sync output | 0x0 |
| EPWM0_TRIP_TZ[0:5] | EHRPWM_TZn_IN[0:5] | I | EPWM0 TripZone input | HiZ |
| EPWM1 | ||||
| EPWM1A | EHRPWM1_A | O | EPWM1 output A | 0x0 |
| EPWM1B | EHRPWM1_B | O | EPWM1 output B | 0x0 |
| EPWM1SYNCI(3) | EHRPWM1_SYNCI(3) | I | EPWM1 Sync input | HiZ |
| EPWM1SYNCO(3) | EHRPWM1_SYNCO(3) | O | EPWM1 Sync output | 0x0 |
| EPWM1_TRIP_TZ[0:5] | EHRPWM_TZn_IN[0:5] | I | EPWM1 TripZone input | HiZ |
| EPWM2 | ||||
| EPWM2A | EHRPWM2_A | O | EPWM2 output A | 0x0 |
| EPWM2B | EHRPWM2_B | O | EPWM2 output B | 0x0 |
| EPWM2SYNCI(3) | EHRPWM2_SYNCI(3) | I | EPWM2 Sync input | HiZ |
| EPWM2SYNCO(3) | EHRPWM2_SYNCO(3) | O | EPWM2 Sync output | 0x0 |
| EPWM2_TRIP_TZ[0:5] | EHRPWM_TZn_IN[0:5] | I | EPWM2 TripZone input | HiZ |
| EPWM3 | ||||
| EPWM3A | EHRPWM3_A | O | EPWM3 output A | 0x0 |
| EPWM3B | EHRPWM3_B | O | EPWM3 output B | 0x0 |
| EPWM3SYNCI | EHRPWM3_SYNCI | I | EPWM3 Sync input | HiZ |
| EPWM3SYNCO | EHRPWM3_SYNCO | O | EPWM3 Sync output | 0x0 |
| EPWM3_TRIP_TZ[0:5] | EHRPWM_TZn_IN[0:5] | I | EPWM3 TripZone input | HiZ |
| EPWM4 | ||||
| EPWM4A | EHRPWM4_A | O | EPWM4 output A | 0x0 |
| EPWM4B | EHRPWM4_B | O | EPWM4 output B | 0x0 |
| EPWM4SYNCI(3) | EHRPWM4_SYNCI(3) | I | EPWM4 Sync input | HiZ |
| EPWM4SYNCO(3) | EHRPWM4_SYNCO(3) | O | EPWM4 Sync output | 0x0 |
| EPWM4_TRIP_TZ[0:5] | EHRPWM_TZn_IN[0:5] | I | EPWM4 TripZone input | HiZ |
| EPWM5 | ||||
| EPWM5A | EHRPWM5_A | O | EPWM5 output A | 0x0 |
| EPWM5B | EHRPWM5_B | O | EPWM5 output B | 0x0 |
| EPWM5SYNCI(3) | EHRPWM5_SYNCI(3) | I | EPWM5 Sync input | HiZ |
| EPWM5SYNCO(3) | EHRPWM5_SYNCO(3) | O | EPWM5 Sync output | 0x0 |
| EPWM5_TRIP_TZ[0:5] | EHRPWM_TZn_IN[0:5] | I | EPWM5 TripZone input | HiZ |
| EPWM6 | ||||
| EPWM6A | EHRPWM6_A | O | EPWM6 output A | 0x0 |
| EPWM6B | EHRPWM6_B | O | EPWM6 output B | 0x0 |
| EPWM6SYNCI | EHRPWM6_SYNCI | I | EPWM6 Sync input | HiZ |
| EPWM6SYNCO | EHRPWM6_SYNCO | O | EPWM6 Sync output | 0x0 |
| EPWM6_TRIP_TZ[0:5] | EHRPWM_TZn_IN[0:5] | I | EPWM6 TripZone input | HiZ |
| EPWM7 | ||||
| EPWM7A | EHRPWM7_A | O | EPWM7 output A | 0x0 |
| EPWM7B | EHRPWM7_B | O | EPWM7 output B | 0x0 |
| EPWM7SYNCI(3) | EHRPWM7_SYNCI(3) | I | EPWM7 Sync input | HiZ |
| EPWM7SYNCO(3) | EHRPWM7_SYNCO(3) | O | EPWM7 Sync output | 0x0 |
| EPWM7_TRIP_TZ[0:5] | EHRPWM_TZn_IN[0:5] | I | EPWM7 TripZone input | HiZ |
| EPWM8 | ||||
| EPWM8A | EHRPWM8_A | O | EPWM8 output A | 0x0 |
| EPWM8B | EHRPWM8_B | O | EPWM8 output B | 0x0 |
| EPWM8SYNCI(3) | EHRPWM8_SYNCI(3) | I | EPWM8 Sync input | HiZ |
| EPWM8SYNCO(3) | EHRPWM8_SYNCO(3) | O | EPWM8 Sync output | 0x0 |
| EPWM8_TRIP_TZ[0:5] | EHRPWM_TZn_IN[0:5] | I | EPWM8 TripZone input | HiZ |
| EPWM Start of Conversion | ||||
| PWM_SOCA | EHRPWM_SOCA | O | EPWM start of conversion output A | HiZ |
| PWM_SOCB | EHRPWM_SOCB | O | EPWM start of conversion output B | HiZ |
For more information about device level signals (pull-up/down resistors, buffer type, multiplexing and others), see tables Pin Attributes and Pin Multiplexing in the device-specific Datasheet.