| Register | Offset | STM32F301 | STM32F302 | STM32F303 | STM32F373 | STM32F3x4 |
|---|---|---|---|---|---|---|
| BCR1 | 0x0000 | ✘ | ✔ | ✘ | ✘ | ✘ |
| BTR1 | 0x0004 | ✘ | ✔ | ✘ | ✘ | ✘ |
| BCR2 | 0x0008 | ✘ | ✔ | ✘ | ✘ | ✘ |
| BTR2 | 0x000C | ✘ | ✔ | ✘ | ✘ | ✘ |
| BCR3 | 0x0010 | ✘ | ✔ | ✘ | ✘ | ✘ |
| BTR3 | 0x0014 | ✘ | ✔ | ✘ | ✘ | ✘ |
| BCR4 | 0x0018 | ✘ | ✔ | ✘ | ✘ | ✘ |
| BTR4 | 0x001C | ✘ | ✔ | ✘ | ✘ | ✘ |
| PCR2 | 0x0060 | ✘ | ✔ | ✘ | ✘ | ✘ |
| SR2 | 0x0064 | ✘ | ✔ | ✘ | ✘ | ✘ |
| PMEM2 | 0x0068 | ✘ | ✔ | ✘ | ✘ | ✘ |
| PATT2 | 0x006C | ✘ | ✔ | ✘ | ✘ | ✘ |
| ECCR2 | 0x0074 | ✘ | ✔ | ✘ | ✘ | ✘ |
| PCR3 | 0x0080 | ✘ | ✔ | ✘ | ✘ | ✘ |
| SR3 | 0x0084 | ✘ | ✔ | ✘ | ✘ | ✘ |
| PMEM3 | 0x0088 | ✘ | ✔ | ✘ | ✘ | ✘ |
| PATT3 | 0x008C | ✘ | ✔ | ✘ | ✘ | ✘ |
| ECCR3 | 0x0094 | ✘ | ✔ | ✘ | ✘ | ✘ |
| PCR4 | 0x00A0 | ✘ | ✔ | ✘ | ✘ | ✘ |
| SR4 | 0x00A4 | ✘ | ✔ | ✘ | ✘ | ✘ |
| PMEM4 | 0x00A8 | ✘ | ✔ | ✘ | ✘ | ✘ |
| PATT4 | 0x00AC | ✘ | ✔ | ✘ | ✘ | ✘ |
| PIO4 | 0x00B0 | ✘ | ✔ | ✘ | ✘ | ✘ |
| BWTR1 | 0x0104 | ✘ | ✔ | ✘ | ✘ | ✘ |
| BWTR2 | 0x010C | ✘ | ✔ | ✘ | ✘ | ✘ |
| BWTR3 | 0x0114 | ✘ | ✔ | ✘ | ✘ | ✘ |
| BWTR4 | 0x011C | ✘ | ✔ | ✘ | ✘ | ✘ |