IRQ04 Batch Read Register
| EXTINT0 | Interrupt request on external interrupt ch.0 |
| EXTINT1 | Interrupt request on external interrupt ch.1 |
| EXTINT2 | Interrupt request on external interrupt ch.2 |
| EXTINT3 | Interrupt request on external interrupt ch.3 |
| EXTINT4 | Interrupt request on external interrupt ch.4 |
| EXTINT5 | Interrupt request on external interrupt ch.5 |
| EXTINT6 | Interrupt request on external interrupt ch.6 |
| EXTINT7 | Interrupt request on external interrupt ch.7 |