Embedded Peripherals IP User Guide

ID 683130
Date 8/11/2025
Public
Document Table of Contents
1. Introduction 2. Avalon® -ST Single-Clock and Dual-Clock FIFO Cores 3. Avalon® -ST Serial Peripheral Interface Core 4. SPI Core 5. SPI Agent/JTAG to Avalon® Host Bridge Cores 6. Intel eSPI Agent Core 7. eSPI to LPC Bridge Core 8. Ethernet MDIO Core 9. Intel FPGA 16550 Compatible UART Core 10. UART Core 11. JTAG UART Core 12. Intel FPGA Avalon® Mailbox Core 13. Intel FPGA Avalon® Mutex Core 14. Intel FPGA Avalon® I2C (Host) Core 15. Intel FPGA I2C Agent to Avalon® -MM Host Bridge Core 16. Intel FPGA Avalon® Compact Flash Core 17. EPCS/EPCQA Serial Flash Controller Core 18. Intel FPGA Serial Flash Controller Core 19. Intel FPGA Serial Flash Controller II Core 20. Intel FPGA Generic QUAD SPI Controller Core 21. Intel FPGA Generic QUAD SPI Controller II Core 22. Interval Timer Core 23. Intel FPGA Avalon FIFO Memory Core 24. On-Chip Memory (RAM and ROM) Intel FPGA IP 25. On-Chip Memory II (RAM or ROM) Intel FPGA IP 26. Optrex 16207 LCD Controller Core 27. PIO Core 28. PLL Cores 29. DMA Controller Core 30. Modular Scatter-Gather DMA Core 31. Scatter-Gather DMA Controller Core 32. SDRAM Controller Core 33. Tri-State SDRAM Core 34. Video Sync Generator and Pixel Converter Cores 35. Intel FPGA Interrupt Latency Counter Core 36. Performance Counter Unit Core 37. Vectored Interrupt Controller Core 38. Avalon® -ST Data Pattern Generator and Checker Cores 39. Avalon® -ST Test Pattern Generator and Checker Cores 40. System ID Peripheral Core 41. Avalon® Packets to Transactions Converter Core 42. Avalon® -ST Multiplexer and Demultiplexer Cores 43. Avalon® -ST Bytes to Packets and Packets to Bytes Converter IP 44. Avalon® -ST Delay Core 45. Avalon® -ST Round Robin Scheduler Core 46. Avalon® -ST Splitter Core 47. Avalon® -MM DDR Memory Half Rate Bridge Core 48. Intel FPGA GMII to RGMII Converter Core 49. HPS GMII to RGMII Adapter Intel® FPGA IP 50. Intel FPGA MII to RMII Converter Core 51. HPS GMII to TSE 1000BASE-X/SGMII PCS Bridge Core Intel® FPGA IP 52. Intel FPGA HPS EMAC to Multi-rate PHY GMII Adapter Core 53. Intel FPGA MSI to GIC Generator Core 54. Cache Coherency Translator Intel® FPGA IP 55. Altera ACE5-Lite Cache Coherency Translator 56. Lightweight UART Core

21.3.1. Register Memory Map

Each address offset in the table below represents 1 word of memory address space.

Table 229.  Register Memory Map
Register Offset Width Access Description
FLASH_RD_STATUS 0x0 8 R Perform read operation on flash device status register and store the read back data.
FLASH_RD_RDID 0x2 32 R
  • Perform read operation to extract 20 bytes of flash device ID information.
  • Store the flash device ID into DEVICE_ID_DATA_* registers.
  • Store a copy of DEVICE_ID_DATA_0 in this register.
FLASH_MEM_OP 0x3 24 W To protect, erase, and write enable memory.

To perform write enable operation, set this register with the value 3'b100.

FLASH_CHIP_SELECT 0x6 3 W Chip select values:
  • B’000/b’001 -chip 1
  • B'010 - chip 2
  • B'100 - chip 3
EPCQ_FLAG_STATUS 0x7 8 RW Perform write/read operation to clear/read flag status from the device.
DEVICE_ID_DATA_0 0x8 32 R First word of device ID data
DEVICE_ID_DATA_1 0x9 32 R Second word of device ID data
DEVICE_ID_DATA_2 0xA 32 R Third word of device ID data
DEVICE_ID_DATA_3 0xB 32 R Fourth word of device ID data
DEVICE_ID_DATA_4 0xC 32 R Fifth word of device ID data