| Field | Offset | Width | STM32L0x3 | STM32L162 | STM32L4x6 |
|---|---|---|---|---|---|
| LCK0 | 0 | 1 | ✘ | ✔ | ✘ |
| LCK1 | 1 | 1 | ✘ | ✔ | ✘ |
| LCK2 | 2 | 1 | ✘ | ✔ | ✘ |
| LCK3 | 3 | 1 | ✘ | ✔ | ✘ |
| LCK4 | 4 | 1 | ✘ | ✔ | ✘ |
| LCK5 | 5 | 1 | ✘ | ✔ | ✘ |
| LCK6 | 6 | 1 | ✘ | ✔ | ✘ |
| LCK7 | 7 | 1 | ✘ | ✔ | ✘ |
| LCK8 | 8 | 1 | ✘ | ✔ | ✘ |
| LCK9 | 9 | 1 | ✘ | ✔ | ✘ |
| LCK10 | 10 | 1 | ✘ | ✔ | ✘ |
| LCK11 | 11 | 1 | ✘ | ✔ | ✘ |
| LCK12 | 12 | 1 | ✘ | ✔ | ✘ |
| LCK13 | 13 | 1 | ✘ | ✔ | ✘ |
| LCK14 | 14 | 1 | ✘ | ✔ | ✘ |
| LCK15 | 15 | 1 | ✘ | ✔ | ✘ |
| LCKK | 16 | 1 | ✘ | ✔ | ✘ |