PCIE channel 12 data transmission negative
PCIE Channel 13 Data Sending Positive
PCIE channel 13 data transmission negative
PCIE Channel 14 Data Sending Positive
PCIE channel 14 data transmission negative
PCIE Channel 15 Data Sending Positive
PCIE channel 15 data transmission negative
PCIE channel 0 data sending positive
PCIE channel 0 data transmission negative
PCIE Channel 1 Data Sending Positive
PCIE channel 1 data transmission negative
PCIE Channel 2 Data Sending Positive
PCIE channel 2 data transmission negative
PCIE Channel 3 Data Sending Positive
PCIE channel 3 data transmission negative
PCIE Channel 4 Data Sending Positive
PCIE channel 4 data transmission negative
PCIE Channel 5 Data Sending Positive
PCIE channel 5 data transmission negative
PCIE Channel 6 Data Sending Positive
PCIE channel 6 data transmission negative
PCIE Channel 7 Data Sending Positive
PCIE channel 7 data transmission negative
PCIE Channel 8 Data Sending Positive
PCIE channel 8 data transmission negative
PCIE Channel 9 Data Sending Positive
PCIE channel 9 data transmission negative
PCIE Channel 10 Data Sending Positive
PCIE channel 10 data transmission negative
PCIE Channel 11 Data Sending Positive
PCIE channel 11 data transmission negative
PCIE Channel 12 Data Sending Positive
PCIE channel 12 data transmission negative
PCIE Channel 13 Data Sending Positive
PCIE channel 13 data transmission negative
PCIE Channel 14 Data Sending Positive
PCIE channel 14 data transmission negative
PCIE Channel 15 Data Sending Positive
PCIE channel 15 data transmission negative
PCIE channel reference clock positive
PCIE channel reference clock negative
Table 15: PCIe interface pin assignment
Part 3.3: Gigabit network interface
A JL21221D Ethernet PHY chip is used on the development board to provide network communication services for
users. The Ethernet PHY chip is connected to the IO interface of FPGA. JL21221D chip supports 10/100/1,000 Mbps