| Register | Offset | STM32L0x3 | STM32L162 | STM32L4x6 |
|---|---|---|---|---|
| CR1 | 0x0000 | ✘ | ✘ | ✔ |
| SR | 0x0000 | ✘ | ✔ | ✘ |
| CR2 | 0x0004 | ✘ | ✘ | ✔ |
| DR | 0x0004 | ✘ | ✔ | ✘ |
| BRR | 0x0008 | ✘ | ✔ | ✘ |
| CR3 | 0x0008 | ✘ | ✘ | ✔ |
| BRR | 0x000C | ✘ | ✘ | ✔ |
| CR1 | 0x000C | ✘ | ✔ | ✘ |
| CR2 | 0x0010 | ✘ | ✔ | ✘ |
| GTPR | 0x0010 | ✘ | ✘ | ✔ |
| CR3 | 0x0014 | ✘ | ✔ | ✘ |
| RTOR | 0x0014 | ✘ | ✘ | ✔ |
| GTPR | 0x0018 | ✘ | ✔ | ✘ |
| RQR | 0x0018 | ✘ | ✘ | ✔ |
| ISR | 0x001C | ✘ | ✘ | ✔ |
| ICR | 0x0020 | ✘ | ✘ | ✔ |
| RDR | 0x0024 | ✘ | ✘ | ✔ |
| TDR | 0x0028 | ✘ | ✘ | ✔ |