SPRUIU1C July 2020 – February 2024 DRA821U , DRA821U-Q1
Poll the I2C_IRQSTATUS_RAW [12] BB bit. If it is cleared to 0 (bus not busy), configure the I2C_CON[0] STT and I2C_CON[1] STP bits. To initiate a transfer, the I2C_CON[0] STT bit must be set to 1, and it is not mandatory to set the I2C_CON[1] STP bit to 1.