SPRUJ55D September 2023 – July 2025 AM263P2 , AM263P2-Q1 , AM263P4 , AM263P4-Q1
Each ADC result safety checker tile can generate an interrupt signal from out-of-tolerance (OOT) flags and result overflow flags (RESxOVF). These events are aggregated into a single interrupt signal, CHECKINT. Figure 7-126 shows a block diagram of the result checker interrupt aggregation. To enable a checker flag as a source for CHECKINT, write 1 to the corresponding bit in the CHECKINTSEL1, CHECKINTSEL2 or CHECKINTSEL3 register. To clear a previously set checker interrupt flag, write 1 to the CHECKINTFLGCLR.CHECKINTCLR register.
In addition, safety checker tiles can also generate events that can be sent to the X-BAR, so that automatic hardware actions such as an ePWM trip can be generated. This device has 4 checker event signals (CHECKEVTx) that can be generated. For each event signal, any number of checker tile OOT or OVF flags can be aggregated into the single event signal. Figure 7-127 shows a block diagram of the ADC result checker event aggregation. To enable a checker flag as a source for a CHECKEVT signal, write 1 to the corresponding bit in the CHECKEVTxSEL1, CHECKEVTxSEL2 or CHECKEVTxSEL3 registers.