Software triggers for fault handler actions
| TZ2_CLR_OST | a rising edge will clear on going one-shot mode action |
| TZ2_CBCPULSE | cycle-by-cycle mode action refresh moment selection. Bit0: TEZ, bit1:TEP |
| TZ2_FORCE_CBC | a toggle trigger a cycle-by-cycle mode action |
| TZ2_FORCE_OST | a toggle (software negate its value) triggers a one-shot mode action |