GPIO port configuration lock register
| LCK0 | Port x lock bit y (y= 0…15) |
| LCK1 | Port x lock bit y (y= 0…15) |
| LCK2 | Port x lock bit y (y= 0…15) |
| LCK3 | Port x lock bit y (y= 0…15) |
| LCK4 | Port x lock bit y (y= 0…15) |
| LCK5 | Port x lock bit y (y= 0…15) |
| LCK6 | Port x lock bit y (y= 0…15) |
| LCK7 | Port x lock bit y (y= 0…15) |
| LCK8 | Port x lock bit y (y= 0…15) |
| LCK9 | Port x lock bit y (y= 0…15) |
| LCK10 | Port x lock bit y (y= 0…15) |
| LCK11 | Port x lock bit y (y= 0…15) |
| LCK12 | Port x lock bit y (y= 0…15) |
| LCK13 | Port x lock bit y (y= 0…15) |
| LCK14 | Port x lock bit y (y= 0…15) |
| LCK15 | Port x lock bit y (y= 0…15) |
| LCKK | Lok Key |