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1. Intel Agilex General-Purpose I/O Overview
2. Intel® Agilex™ F-Series and I-Series General-Purpose I/O Banks
3. Intel® Agilex™ HPS I/O Banks
4. Intel® Agilex™ SDM I/O Banks
5. Intel® Agilex™ I/O Troubleshooting Guidelines
6. Intel® Agilex™ General-Purpose I/O IPs
7. Programmable I/O Features Description
8. Documentation Related to the Intel® Agilex™ F-Series and I-Series General-Purpose I/O User Guide
9. Document Revision History for the Intel® Agilex™ F-Series and I-Series General-Purpose I/O User Guide
2.5.1. VREF Sources and VREF Pins
2.5.2. I/O Standards Implementation Based on VCCIO_PIO Voltages
2.5.3. OCT Calibration Block Requirement
2.5.4. I/O Pins Placement Requirements
2.5.5. I/O Standard Selection and I/O Bank Supply Compatibility Check
2.5.6. Simultaneous Switching Noise
2.5.7. Special Pins Requirement
2.5.8. External Memory Interface Pin Placement Requirements
2.5.9. HPS Shared I/O Requirements
2.5.10. Clocking Requirements
2.5.11. SDM Shared I/O Requirements
2.5.12. Unused Pins
2.5.13. Voltage Setting for Unused GPIO Banks
2.5.14. GPIO Pins During Power Sequencing
2.5.15. Drive Strength Requirement for GPIO Input Pins
2.5.16. Maximum DC Current Restrictions
2.5.17. 1.2 V I/O Interface Voltage Level Compatibility
2.5.18. GPIO Pins for the Avalon® Streaming Interface Configuration Scheme
2.5.19. Maximum True Differential Signaling Receiver Pairs Per I/O Lane
6.1.1. Release Information for GPIO Intel® FPGA IP
6.1.2. Generating the GPIO Intel® FPGA IP
6.1.3. GPIO Intel® FPGA IP Parameter Settings
6.1.4. GPIO Intel® FPGA IP Interface Signals
6.1.5. GPIO Intel® FPGA IP Architecture
6.1.6. Verifying Resource Utilization and Design Performance
6.1.7. GPIO Intel® FPGA IP Timing
6.1.8. GPIO Intel® FPGA IP Design Examples
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2.5. Intel® Agilex™ GPIO Design Guidelines
Different functions of the GPIO pins have different guidelines, placement restrictions, connection requirements, and clocking requirements.
Section Content
VREF Sources and VREF Pins
I/O Standards Implementation Based on VCCIO_PIO Voltages
OCT Calibration Block Requirement
I/O Pins Placement Requirements
I/O Standard Selection and I/O Bank Supply Compatibility Check
Simultaneous Switching Noise
Special Pins Requirement
External Memory Interface Pin Placement Requirements
HPS Shared I/O Requirements
Clocking Requirements
SDM Shared I/O Requirements
Unused Pins
Voltage Setting for Unused GPIO Banks
GPIO Pins During Power Sequencing
Drive Strength Requirement for GPIO Input Pins
Maximum DC Current Restrictions
1.2 V I/O Interface Voltage Level Compatibility
GPIO Pins for the Avalon Streaming Interface Configuration Scheme
Maximum True Differential Signaling Receiver Pairs Per I/O Lane
Related Information