SWCU192 November 2021 CC1312R7 , CC1352P7 , CC2652P7 , CC2652R7
Table 7-6 lists the control and status registers in ICEPick.
| Register | Abbreviation | Width | Number | Description |
|---|---|---|---|---|
| Data Shift register | DSR | 32 | 1 | TAP Data register |
| Instruction register | IR | 6 | 1 | TAP Instruction register |
| Bypass register | Bypass | 1 | 1 | Used by the BYPASS instruction |
| Device Identification register | TAPID | 32 | 1 | Device ID used with IDCODE |
| User Code register | UC | 32 | 1 | User Code used with USERCODE |
| ICEPick Identification | IPID | 32 | 1 | Version of ICEPick |
| Connect | Connect | 7 | 1 | Connect code |
| Secondary Debug TAP register (SDTR) | SDTR | 24 | 1 | One register exists for each debug TAP instantiated. It is used to control selection, power, reset, and the clock associated with each TAP. |
| Secondary Test TAP register (STTR) | STTR | 24 | 6 | One register exists for each test TAP instantiated. It is used to control selection of each TAP. |
| Reserved | SUTR | 24 | 1 | Reserved |
| Linking Mode | LMR | 24 | 1 | Specifies how ICEPick manages the TAP selection. |
| ICEPick Control | IPCR | 24 | 1 | General ICEPick control |