Intel Cyclone V User Manual

5.4.1.5. Example Code to Write and Read from All Addresses
5.4.1.6. Read/Write to HPS Register in Preloader
Use the following function:
1.
writel to write to HPS register
5. Embedded Software Design Guidelines for SoC FPGAs
AN-796 | 2018.06.18
AN 796: Cyclone V and Arria V SoC Device Design Guidelines
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Intel Cyclone V Specifications

General

FPGA Family	Cyclone V
Logic Elements	25K to 301K
Transceivers	Up to 12
Processor	Dual-core ARM Cortex-A9
Process Technology	28 nm
Embedded Memory	M10K blocks
Operating Temperature	0°C to +85°C (Commercial), -40°C to +100°C (Industrial), -40°C to +125°C (Automotive)
Power Consumption	Varies by configuration and usage
Maximum User I/O	Up to 524