SPRUIU1D July 2020 – December 2024 DRA821U , DRA821U-Q1
DMA mode and SCCB Protocol are not supported on this family of devices.
Figure 6-16 presents the multimaster I2C controller block diagram.
Figure 12-127 I2C Block DiagramThe ten multimaster I2C controllers can be configured in F/S I2C mode or HS I2C mode. The operation mode is selected by configuring the I2C_CON[13-12] OPMODE bit field.
Table 12-331 lists the available operation modes.
| Operation Mode | Value of I2C_CON[13-12] OPMODE |
|---|---|
| F/S I2C | 0x0 |
| HS I2C | 0x1 |
| SCCB | 0x2 |
| Reserved (not used) | 0x3 |