Falling polarity configuration register
| FP0 | Falling polarity event configuration bit of line 0 |
| FP1 | Falling polarity event configuration bit of line 1 |
| FP2 | Falling polarity event configuration bit of line 2 |
| FP3 | Falling polarity event configuration bit of line 3 |
| FP4 | Falling polarity event configuration bit of line 4 |
| FP5 | Falling polarity event configuration bit of line 5 |
| FP6 | Falling polarity event configuration bit of line 6 |
| FP7 | Falling polarity event configuration bit of line 7 |
| FP8 | Falling polarity event configuration bit of line 8 |
| FP9 | Falling polarity event configuration bit of line 9 |
| FP10 | Falling polarity event configuration bit of line 10 |
| FP11 | Falling polarity event configuration bit of line 11 |
| FP12 | Falling polarity event configuration bit of line 12 |
| FP13 | Falling polarity event configuration bit of line 13 |
| FP14 | Falling polarity event configuration bit of line 14 |
| FP15 | Falling polarity event configuration bit of line 15 |
| FP16 | Falling polarity event configuration bit of line 16 |
| FP17 | Falling polarity event configuration bit of line 17 |
| FP18 | Falling polarity event configuration bit of line 18 |
| FP21 | Falling polarity event configuration bit of line 21 |
| FP22 | Falling polarity event configuration bit of line 22 |
| FP23 | Falling polarity event configuration bit of line 23 |
| FP25 | Falling polarity event configuration bit of line 25 |
| FP26 | Falling polarity event configuration bit of line 26 |
| FP28 | Falling polarity event configuration bit of line 28 |