SWLOCATION=LOC0, ETMLOCATION=LOC0
I/O Routing Register
| SWCLKPEN | Serial Wire Clock Pin Enable | 
| SWDIOPEN | Serial Wire Data Pin Enable | 
| SWOPEN | Serial Wire Viewer Output Pin Enable | 
| SWLOCATION | I/O Location 0 (LOC0): Location 0 1 (LOC1): Location 1 2 (LOC2): Location 2 3 (LOC3): Location 3 | 
| TCLKPEN | ETM Trace Clock Pin Enable | 
| TD0PEN | ETM Trace Data Pin Enable | 
| TD1PEN | ETM Trace Data Pin Enable | 
| TD2PEN | ETM Trace Data Pin Enable | 
| TD3PEN | ETM Trace Data Pin Enable | 
| ETMLOCATION | I/O Location 0 (LOC0): Location 0 1 (LOC1): Location 1 2 (LOC2): Location 2 3 (LOC3): Location 3 |