46
ECP5 and ECP5-5G High-Speed I/O Interface
Figure 42. DDR_Generic Pre-Configuration Tab
Figure 42 shows the Pre-Configuration Tab for DDR generic interfaces. The Table 7 explains the various parame-
ters in this tab.
Table 7. DDR_Generic Pre-Configuration Parameters
Based on the selections made in the Pre-Configuration Tab, the Configuration Tab is populated with the selections.
Figure 43 shows the Configuration Tab for the selection made in Pre-Configuration Tab.
GUI Option Range
Interface Type Transmit, Receive, Receive MIPI
I/O Standard for this Interface List of Legal Input or Output Standards
Enable Tristate Control Enabled, Disabled
Bus Width for this Interface 1 – 256
Clock Frequency for this Interface 3.125 – 400 MHz
200 – 400 MHz ( or Receive MIPI)
Interface Bandwidth (Calculated) Clock Frequency for * 2 * Bus Width
Clock to Data Relationship at the Pins Edge-to-Edge, Centered
Centered (for Receive MIPI)