Xilinx Virtex UltraScale+ FPGAs User Manual page 32

GTM Transmitter Reset after GTTXRESET Pulse in Component Sequential
Figure 16:
GTM Transmitter Reset after GTTXRESET Pulse in Component Single Mode
Figure 17:
The following table lists the recommended resets for common situations.
Table 16: Recommended Transmitter Resets for Common Situations
Situation
After power up and
configuration
After turning on a
reference clock to the
PLL being used
After changing the
reference clock to the
PLL being used
After assertion/
deassertion of PLLPD for
the PLL being used
UG581 (v1.0) January 4, 2019
Virtex UltraScale+ GTM Transceivers
Mode
Components to
be Reset
TXRESETMODE
PLL, Entire TX
2'b00
PLL, Entire TX
2'b00
PLL, Entire TX
2'b00
PLL, Entire TX
2'b00
Chapter 2: Shared Features
Recommended TX Reset Setting
TXPMARESETMASK
2'b11
2'b11
2'b11
2'b11
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1
TXPCSRESETMASK
2'b11
2'b11
2'b11
2'b11
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