SPRUIU1D July 2020 – December 2024 DRA821U , DRA821U-Q1
Figure 1-1 shows the DRA821 SoC top-level block diagram with domains partitions.
Table 1-1 shows device IPs allocation within device domains.
| Module Full Name | Module Abbreviation | Domain | ||
|---|---|---|---|---|
| WKUP | MCU | MAIN | ||
| Dual-core Arm Cortex-A72 MPU | A72SS | - | - | 1 |
| Dual-core Arm Cortex-R5F Subsystem | R5FSS | - | 1 | 1 |
| Arm Cortex-M3 based Device Management Security Controller | DMSC | 1 | - | - |
| Mailbox | MAILBOX | - | - | 1 |
| Spinlock | SPINLOCK | - | - | 1 |
| Multicore Shared Memory Controller | MSMC | - | - | 1 |
| DDR Subsystem | DDRSS | - | - | 1 |
| Peripheral Virtualization Unit | PVU | - | - | 2 |
| Region-based Address Translation | RAT | 1 | 2 | 2 |
| Navigator Subsystem | NAVSS | - | 1 | 1 |
| Unified DMA Controller | UDMA | - | 1 | 1 |
| Ring Accelerator | RINGACC | - | 1 | 1 |
| Proxy | PROXY | - | 1 | 1 |
| Secure Proxy | SEC_PROXY | - | 1 | 1 |
| Interrupt Aggregator | INTR_AGGR | - | 1 | 3 |
| Peripheral Direct Memory Access | PDMA | - | 4 | 8 |
| Common Platform Time Sync Module | CPTS | - | 1 | 3 |
| Timer Manager | TIMER_MGR | - | - | 2 |
| Analog-to-Digital Converter | ADC | - | 1 | - |
| General-Purpose Input/Output | GPIO | 2 | - | 4 |
| Inter-Integrated Circuit | I2C | 1 | 2 | 7 |
| Improved Inter-Integrated Circuit | I3C | - | 1 | 1 |
| Multichannel Serial Peripheral Interface | MCSPI | - | 3 | 8 |
| Universal Asynchronous Receiver/Transmitter | UART | 1 | 1 | 10 |
| Gigabit Ethernet Switch | CPSW | - | 1 | 1 |
| Peripheral Component Interconnect Express | PCIe | - | - | 1 |
| Universal Serial Bus Subsystem | USBSS | - | - | 1 |
| Serializer/Deserializer | SERDES | - | - | 1 |
| Flash Memory Subsystem | FSS | - | 1 | - |
| Octal Serial Peripheral Interface | OSPI | - | 1 | - |
| HyperBus Interface | HPB | - | 1 | - |
| General-Purpose Memory Controller | GPMC | - | - | 1 |
| Error Location Module | ELM | - | - | 1 |
| Multimedia Card/Secure Digital Interface | MMCSD | - | - | 2 |
| Enhanced Capture Module | ECAP | - | - | 3 |
| Enhanced Pulse Width Modulation Module | EPWM | - | - | 6 |
| Enhanced Quadrature Encoder Pulse Module | EQEP | - | - | 3 |
| Controller Area Network Interface | MCAN | - | 2 | 18 |
| Audio Tracking Logic | ATL | - | - | 1 |
| Multichannel Audio Serial Port | MCASP | - | - | 3 |
| Global Timer Counter | GTC | - | - | 1 |
| Real Time Interrupt Windowed Watchdog Module | RTI | - | 2 | 4 |
| Timers | TIMER | - | 10 | 20 |
| Dual Clock Comparator | DCC | - | 3 | 7 |
| Error Signaling Module | ESM | 1 | 1 | 1 |
| Memory Cyclic Redundancy Check | MCRC | - | 1 | 1 |
The supported set of features and peripherals is device part number dependent. For more information, see the device-specific Datasheet.