描述
GTH/GTP TX and RX buffer bypass attributes shown below should be used.
解决方案
Designs using TX and/or RX buffer bypass need to have these attributes updated for simulation as well as hardware.
| TXPH_CFG |
16'h0780 |
| TXPHDLY_CFG |
24'h084020 |
| TXDLY_CFG |
16'h001F |
| TXDLY_LCFG |
9'h030 |
| TXDLY_TAP_CFG |
16'h0000 |
| RXPH_CFG |
24'hC00002 |
| RXPHDLY_CFG |
24'h084020 |
| RXDLY_CFG |
16'h001F |
| RXDLY_LCFG |
9'h030 |
| RXDLY_TAP_CFG |
16'h0000 |
These attributes are updated for the GTP transceiver in version 2.3 of the transceiver wizard. For GTH all the attributes except RXPH_CFG are updated in version 2.2 of the transceiverwizard. For GTHtransceiversRXPH_CFG will be updated in version 2.4 of the wizard.