stream x configuration register
| EN | Stream enable / flag stream ready when read low |
| DMEIE | Direct mode error interrupt enable |
| TEIE | Transfer error interrupt enable |
| HTIE | Half transfer interrupt enable |
| TCIE | Transfer complete interrupt enable |
| PFCTRL | Peripheral flow controller |
| DIR | Data transfer direction |
| CIRC | Circular mode |
| PINC | Peripheral increment mode |
| MINC | Memory increment mode |
| PSIZE | Peripheral data size |
| MSIZE | Memory data size |
| PINCOS | Peripheral increment offset size |
| PL | Priority level |
| DBM | Double buffer mode |
| CT | Current target (only in double buffer mode) |
| PBURST | Peripheral burst transfer configuration |
| MBURST | Memory burst transfer configuration |
| CHSEL | Channel selection |