17.9.20 CoreSight Peripheral Identification 4 Register
| Symbol | Description | Symbol | Description | Symbol | Description |
|---|---|---|---|---|---|
| R | Readable bit | HC | Cleared by Hardware | (Grey cell) | Unimplemented |
| W | Writable bit | HS | Set by Hardware | X | Bit is unknown at Reset |
| K | Write to clear | S | Software settable bit | — | — |
| Name: | PID4 |
| Offset: | 0x1fd0 |
| Reset: | 0x00000000 |
| Property: | R |
| Bit | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | |
| Access | |||||||||
| Reset |
| Bit | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | |
| Access | |||||||||
| Reset |
| Bit | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | |
| Access | |||||||||
| Reset |
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| SIZE[3:0] | DES2[3:0] | ||||||||
| Access | R | R | R | R | R | R | R | R | |
| Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Bits 7:4 – SIZE[3:0] Always returns 0x0, which indicates this component uses a total contiguous size of memory window of 4KB.
These bits will always return zero when read, indicating that this debug component occupies one 4KB block.
Bits 3:0 – DES2[3:0] Always returns 0x0
These bits will always return zero when read, indicating a Microchip device.