SPRUIE9D May 2017 – May 2024 DRA74P , DRA75P , DRA76P , DRA77P
| Step | Register/Bit Field/Programming Model | Value |
|---|---|---|
| Select sending initialization pulse operation. | HDQ_CTRL_STATUS[2] INITIALIZATION | 0x1 |
| Start operation. | HDQ_CTRL_STATUS[4] GO | 0x1 |
| Wait for interrupt. | ||
| IF: Presence pulse detected? | HDQ_INT_STATUS[0] TIMEOUT | = 0x1 |
| HDQ_CTRL_STATUS[3] PRESENCEDETECT | = 0x1 | |
| Slave is present and initialized. | ||
| ELSE | ||
| Repeat initialization subsequence. | ||
| ENDIF |