1.4.1.4 Transceiver

In this design, Transceiver can be dynamically switched ON and OFF using DRI interface. DIP-3 and DIP-4 switches are connected to inputs of CoreABC (IN_IN_0 and I0_IN_1). Based on selection, XCVR related register dynamically reconfigures.

Table 1-4. Power Down/Up XCVR
ModeDIP4DIP3
XCVR OFF01
XCVR ON10

The following figure shows the XCVR register settings for XCVR OFF mode.

Figure 1-10. Transceiver OFF—Register Settings

The following figure shows the XCVR register settings for XCVR ON mode.

Figure 1-11. Transceiver ON—Mode Register Settings
Important: For more information about register configuration, see AN4592: PolarFire FPGA Dynamic Reconfiguration Interface Application Note and PolarFire Device Register Map