# AHB registers

Address | Register Name | Register Write | Register Read | Default | Description
--- | --- | --- | --- | --- | ---
0x1FFFFFFC | AHBREGS_CHIP_ID_NUM | - | (31:24) CHIP_FAMILY | 0xB | Chip Family number
|  | - | (23:16) CHIP_VERSION | 0x2 | Chip Version number
|  | - | (15:8) CHIP_MAJOR_REVISION | 0x2 | Chip Major Revision number
|  | - | (7:0) CHIP_MINOR_REVISION | 0x0 | Chip Minor Revision number