interrupt status register
| GIF1 | Channel x global interrupt flag (x = 1 …7)  |  
| TCIF1 | Channel x transfer complete flag (x = 1 …7)  |  
| HTIF1 | Channel x half transfer flag (x = 1 …7)  |  
| TEIF1 | Channel x transfer error flag (x = 1 …7)  |  
| GIF2 | Channel x global interrupt flag (x = 1 …7)  |  
| TCIF2 | Channel x transfer complete flag (x = 1 …7)  |  
| HTIF2 | Channel x half transfer flag (x = 1 …7)  |  
| TEIF2 | Channel x transfer error flag (x = 1 …7)  |  
| GIF3 | Channel x global interrupt flag (x = 1 …7)  |  
| TCIF3 | Channel x transfer complete flag (x = 1 …7)  |  
| HTIF3 | Channel x half transfer flag (x = 1 …7)  |  
| TEIF3 | Channel x transfer error flag (x = 1 …7)  |  
| GIF4 | Channel x global interrupt flag (x = 1 …7)  |  
| TCIF4 | Channel x transfer complete flag (x = 1 …7)  |  
| HTIF4 | Channel x half transfer flag (x = 1 …7)  |  
| TEIF4 | Channel x transfer error flag (x = 1 …7)  |  
| GIF5 | Channel x global interrupt flag (x = 1 …7)  |  
| TCIF5 | Channel x transfer complete flag (x = 1 …7)  |  
| HTIF5 | Channel x half transfer flag (x = 1 …7)  |  
| TEIF5 | Channel x transfer error flag (x = 1 …7)  |  
| GIF6 | Channel x global interrupt flag (x = 1 …7)  |  
| TCIF6 | Channel x transfer complete flag (x = 1 …7)  |  
| HTIF6 | Channel x half transfer flag (x = 1 …7)  |  
| TEIF6 | Channel x transfer error flag (x = 1 …7)  |  
| GIF7 | Channel x global interrupt flag (x = 1 …7)  |  
| TCIF7 | Channel x transfer complete flag (x = 1 …7)  |  
| HTIF7 | Channel x half transfer flag (x = 1 …7)  |  
| TEIF7 | Channel x transfer error flag (x = 1 …7)  |