IRQ46 Batch Read Register
| BTINT0 | IRQ0 interrupt request of base timer ch.8 |
| BTINT1 | IRQ1 interrupt request of base timer ch.8 |
| BTINT2 | IRQ0 interrupt request of base timer ch.9 |
| BTINT3 | IRQ1 interrupt request of base timer ch.9 |
| BTINT4 | IRQ0 interrupt request of base timer ch.10 |
| BTINT5 | IRQ1 interrupt request of base timer ch.10 |
| BTINT6 | IRQ0 interrupt request of base timer ch.11 |
| BTINT7 | IRQ1 interrupt request of base timer ch.11 |
| BTINT8 | IRQ0 interrupt request of base timer ch.12 |
| BTINT9 | IRQ1 interrupt request of base timer ch.12 |
| BTINT10 | IRQ0 interrupt request of base timer ch.13 |
| BTINT11 | IRQ1 interrupt request of base timer ch.13 |
| BTINT12 | IRQ0 interrupt request of base timer ch.14 |
| BTINT13 | IRQ1 interrupt request of base timer ch.14 |
| BTINT14 | IRQ0 interrupt request of base timer ch.15 |
| BTINT15 | IRQ1 interrupt request of base timer ch.15 |