Nexus: Does the WRIO banks support DELAYA?
No, DELAYA is only supported on High-Speed IOs. User may opt to use DELAYB for WRIOs.
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6523 - Certus-NX: Can LVDS IOs be used on banks 6 & 7 and what limitations are there? Are inputs to be LVDS25E or does that just apply to outputs? For inputs, on banks 6 & 7, are the 100 termination resistors available?
Bank 3, 4, and 5 are the High Speed Banks that support True LVDS. For Bank 6 and 7, although pins can operate through differential pair, its speed is limited to LVCMOS (Input and Output) or LVDS25E (output). Single ended termination with programmable ...
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5398 - iCEcube2: Can iCE40UP5k support tristates?
Solution: iCE40 devices do not support fabric based tristate implementation. Tri-states are implemented using SB_IO primitive (iCEcube2). When "Disable IO insertion" is selected in Synplify Pro, SB_IO primitives do not get added at the IO's and ...
5705 - Diamond 3.10 and MachXO3: How to select "N/A" when setting all banks in 3.3V and need to assign input buffers LVTTL33?
Solution: Under this condition, the Hysteresis is supported. In the Diamond software, SMALL will be the default value. For more information, please refer to the MachXO3 sysIO Usage Guide under Table—mixed Voltage Support for LVCMOS and LVTTL I/O ...
5390 - IceCube2 / iCE40 UltraPlus: Why are there only two I/O Bank options (top and bottom bank), on the iCEcube2 chip configuration dialog when there are three I/O Banks on the iCE40 Ultra/UltraPlus device?
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