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1. Overview
2. Getting Started
3. Power Up the Development Kit
4. Board Test System
5. Development Kit Hardware and Configuration
6. Custom Projects for the Development Kit
7. Document Revision History for the Agilex™ 7 FPGA I-Series Transceiver-SoC Development Kit User Guide
A. Development Kit Components
B. Additional Information
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4.2.5.5. The QSFPDD800 PAM4 Tab
Similar control functions with the QSFPDD NRZ tab.
Figure 19. The QSFPDD800 PAM4 Tab
Figure 20. The QSFPDD800 PAM4 Tab - PMA Setting
PMA Setting
In addition to the PMA settings listed in Figure: QSFPDD NRZ-PMA Setting, additional settings are available for the F-Tile FHT PMA. The PMA is set to the default values in the PAM4 designs.
- Pre-emphasis tap:
- Post-tap 2: Specifies the amount of pre-emphasis on the second post-tap of the transmitter buffer.
- Post-tap 3: Specifies the amount of pre-emphasis on the third post-tap of the transmitter buffer.
- Post-tap 4: Specifies the amount of pre-emphasis on the fourth post-tap of the transmitter buffer.
- Pre-tap 3: Specifies the amount of pre-emphasis on the third pre-tap of the transmitter buffer.
Related Information