low interrupt status register
| GIF1 | global interrupt flag for channel 1 |
| TCIF1 | transfer complete (TC) flag for channel 1 |
| HTIF1 | half transfer (HT) flag for channel 1 |
| TEIF1 | transfer error (TE) flag for channel 1 |
| GIF2 | global interrupt flag for channel 2 |
| TCIF2 | transfer complete (TC) flag for channel 2 |
| HTIF2 | half transfer (HT) flag for channel 2 |
| TEIF2 | transfer error (TE) flag for channel 2 |
| GIF3 | global interrupt flag for channel 3 |
| TCIF3 | transfer complete (TC) flag for channel 3 |
| HTIF3 | half transfer (HT) flag for channel 3 |
| TEIF3 | transfer error (TE) flag for channel 3 |
| GIF4 | global interrupt flag for channel 4 |
| TCIF4 | transfer complete (TC) flag for channel 4 |
| HTIF4 | half transfer (HT) flag for channel 4 |
| TEIF4 | transfer error (TE) flag for channel 4 |
| GIF5 | global interrupt flag for channel 5 |
| TCIF5 | transfer complete (TC) flag for channel 5 |
| HTIF5 | half transfer (HT) flag for channel 5 |
| TEIF5 | transfer error (TE) flag for channel 5 |
| GIF6 | global interrupt flag for channel 6 |
| TCIF6 | transfer complete (TC) flag for channel 6 |
| HTIF6 | half transfer (HT) flag for channel 6 |
| TEIF6 | transfer error (TE) flag for channel 6 |
| GIF7 | global interrupt flag for channel 7 |
| TCIF7 | transfer complete (TC) flag for channel 7 |
| HTIF7 | half transfer (HT) flag for channel 7 |
| TEIF7 | transfer error (TE) flag for channel 7 |