Processor units |
- Multicore of dual-core Arm* Cortex* -A76 MPCore and dual-core Arm* Cortex* -A55 MPCore processor units
- CPU frequency:
- Dual-core Arm* Cortex* -A76—up to 1.8 GHz
- Dual-core Arm* Cortex* -A55—up to 1.5 GHz
- Arm* v8.2-A architecture
- Run 64-bit and 32-bit Arm* instructions
- 16-bit and 32-bit Thumb instructions for 30% reduction in memory footprint
- Arm* Jazelle* runtime compilation target (RCT) execution architecture with 8-bit Java* bytecodes
- Superscalar, variable-length, out-of-order pipeline with dynamic branch prediction
- Improved Arm* Neon* media processing engine
- Single-precision and double-precision floating-point unit
- Arm* CoreSight* debug and trace technology
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System memory management unit |
- Enables a unified memory model
- Extends hardware virtualization into peripherals implemented in the FPGA fabric
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Cache coherency unit |
Propagates changes in shared data stored in cache throughout the system to provide I/O coherency for co-processing elements |
Cache memory |
Common |
Shared 2 MB L3 cache |
Dual-core Arm* Cortex* -A76 |
- 64 KB L1 I-cache and 64 KB L1 D-cache with ECC per core
- 256 KB unified L2 data and instructions cache per core
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Dual-core Arm* Cortex* -A55 |
- 32 KB L1 I-cache and 32 KB L1 D-cache with ECC per core
- 128 KB unified L2 data and instructions cache per core
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On-chip memory |
512 KB on-chip RAM |
External SDRAM and flash memory Interfaces for HPS |
Hard memory controller |
- Supports DDR4, DDR5, LPDDR4, and LPDDR5
- 40-bit (32-bit + 8-bit ECC)
- ECC support including calculation, error correction, write-back correction, and error counters
- Software-configurable priority scheduling on individual SDRAM bursts
- Fully programmable timing parameter support for all JEDEC* -specified timing parameters
- Multi-port front end (MPFE) interface to the hard memory controller, supporting AMBA* 4 AXI QoS for interface to the FPGA fabric
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NAND flash controller |
- Integrated descriptor-based controller with DMA
- Programmable hardware ECC support
- Support for 8-bit and 16-bit flash devices
- Compatible with the ONFI 1.x and 2.x specifications
- Compatible with Toggle 1.x and 2.x specifications
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SD/SDIO/eMMC controller |
- Integrated descriptor-based DMA controller
- Supports CE-ATA digital commands
- Supports SD devices up to version 6.1
- Supports SDIO devices up to version 4.1
- Supports SD/eMMC devices up to version 5.1
- Supports SD SDR12, SDR25, SDR50, SDR104, and DDR50
- Supports eMMC legacy, high-speed SDR, high-speed DDR, HS200, and HS400
- Does not support UHS-II and UHS-III interfaces
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DMA controller |
- Two controllers with four channels each
- Supports up to 48 peripheral handshake interfaces
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Communication interface controllers |
Ethernet MAC |
- Three Ethernet MACs supporting 10 Mbps, 100 Mbps, 1 Gbps, and 2.5 Gbps with integrated DMA and TSN support
- Ethernet standards with TSN endpoint functionality compliant to:
- IEEE 1588-2008 advanced timestamps: Precision Time Protocol (PTP), 2-steps, PTP offload and timestamping
- IEEE 802.1AS: Timing and synchronization
- IEEE 802.1Qav: Time-sensitive streams forwarding and queuing
- IEEE 802.1Qbv: Time-scheduled traffic enhancements
- IEEE 802.1Qbu: Frame pre-emption
- IEEE 802.3br: Interspersing express traffic
- Ethernet interfaces:
- Supports RGMII operating mode at 10 Mbps, 100 Mbps, and 1 Gbps data rates through HPS I/O
- Supports RGMII operating modes at 10 Mbps, 100 Mbps, and 1 Gbps data rates through FPGA HVIO with GMII–to–RGMII soft adapter in FPGA logic
- Supports SGMII operating mode at 1 Gbps (1000BASE-X) or 10 Mbps, 100 Mbps, and 1 Gbps (SGMII) data rates with SGMII PCS soft IP through TDS I/O
- Supports SGMII+ operating mode at 10 Mbps, 100 Mbps, 1 Gbps, and 2.5 Gbps data rates with SGMII+ PCS soft IP and serial transceiver interface through FPGA I/O
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USB 2.0 OTG |
- One USB OTG controller
- Dual-role device (device and host functions)
- High-speed (480 Mbps)
- Full-speed (12 Mbps)
- Low-speed (1.5 Mbps)
- Supports USB 1.1 (full-speed and low-speed)
- Integrated descriptor-based scatter-gather DMA
- Support for external ULPI PHY
- Up to 16 bidirectional endpoints, including control endpoint
- Up to 16 host channels
- Supports generic root hub
- Configurable to USB OTG 1.3 and USB OTG 2.0 modes
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USB 3.1 Gen1 |
- Supports both device and host controller modes
- Both USB 3.1 and USB 2.0 interfaces must be configured as device or host; mixing modes is not supported
- Supports up to 5 Gbps if configured for USB 3.1 Gen1 and interfaced with the transceiver
- Supports up to 480 Mbps if configured for USB 2.0 and interfaced with the HPS I/O
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I2C |
- Five I2C controllers, three can be used by the Ethernet MAC for MIO to external PHY
- Support 100 Kbps and 400 Kbps modes
- Support 7-bit and 10-bit addressing modes
- Support master and slave operating modes
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I3C |
- Two I3C controllers
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- One configured as the primary master
- One configured as the secondary master
- Supports FM, FM+, and SDR data rates up to 12.5 Mbps
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UART |
- Two UART 16550-compatible controllers
- Programmable baud rate up to 115.2 kilobaud
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SPI |
- Four SPI (two masters, two slaves)
- Supports full duplex and half duplex
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Timers |
- Four general-purpose timers
- Five watchdog timers
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I/O |
- 48 HPS direct I/Os allow HPS peripherals to connect directly to the I/Os
- Up to two FPGA fabric I/O banks assignable to the HPS for HPS DDR access
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Interconnect to logic core |
HPS–to–FPGA bridge |
- Allows HPS bus masters to access bus slaves in FPGA fabric
- Configurable 32-, 64-, or 128-bit AMBA* AXI data interface allows high-bandwidth HPS master transactions to FPGA fabric
- Supports up to 256 gigabytes (GB) of address space
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Lightweight HPS–to–FPGA bridge |
- Lightweight 32-bit AMBA* AXI interface suitable for low bandwidth register access from HPS to soft peripherals in the FPGA fabric
- Supports up to 512 MB of address space
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FPGA–to–HPS bridge |
- 256 bits FPGA–to–HPS interface targeting the HPS peripherals and shared SDRAM
- Shared SDRAM accessible using non-coherent18 or hardware-supported I/O coherent transactions
- Supports ACE5-Lite cache stashing into L3 cache of the DynamIQ Shared Unit or L1 cache of individual core
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FPGA–to–SDRAM bridge |
- 64, 128, or 256 bits FPGA–to–SDRAM interface targeting the DDR I/O
- Supports only non-coherent18 transactions
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