The following ports were added to the core, but only if the Transceiver Debug feature was requested during core customization. Consult the relevant transceiver user guide for more information on using these control/status ports.
|
Port Name and Width |
In/Out |
Description |
What to do |
|---|---|---|---|
|
gt0_rxlpmreset_in |
Input |
RX LPM Reset (valid only for GTP transceivers) |
If not used, should be tied off as specified in the transceiver guide. |
|
gt0_rxlpmhfovrden_in |
Input |
Valid only for GTP transceivers |
|
|
gt0_dmonitorout_out[16:0] |
Output |
Digital Monitor to monitor state of LPM/DFE loops |
|
|
gt0_gttxreset_in |
Input |
Reset to start full transmit reset sequence. Present in only non UltraScale devices. |
|
|
gt0_txpcsreset_in |
Input |
Reset for TX PCS |
|
|
gt0_txpmareset_in |
Input |
Reset for TX PMA |
|
|
gt0_gtrxreset_in |
Input |
Reset to start full receive reset sequence. Present in only non UltraScale devices. |
|
|
gt0_rxpcsreset_in |
Input |
Reset for RX PCS |
|
|
gt0_rxpmareset_in |
Input |
Reset for RX PMA |
|
|
gt0_rxpmaresetdone_out |
Output |
Indication that RX PMA reset sequence is complete. Available only for non GTX transceivers. |
|
|
gt0_cplllock_out |
Output |
Indication that CPLL has locked |
|
|
gt0_txbufstatus_out[1:0] |
Output |
Indicates the status of TX buffer |
|