UPDM=MODE0
PWM Sync Channels Mode Register
| SYNC0 | Synchronous Channel 0 |
| SYNC1 | Synchronous Channel 1 |
| SYNC2 | Synchronous Channel 2 |
| SYNC3 | Synchronous Channel 3 |
| UPDM | Synchronous Channels Update Mode 0 (MODE0): Manual write of double buffer registers and manual update of synchronous channels 1 (MODE1): Manual write of double buffer registers and automatic update of synchronous channels 2 (MODE2): Automatic write of duty-cycle update registers by the Peripheral DMA Controller and automatic update of synchronous channels |
| PTRM | Peripheral DMA Controller Transfer Request Mode |
| PTRCS | Peripheral DMA Controller Transfer Request Comparison Selection |