 ## serial:0.tx
set_property LOC D10 [get_ports serial_tx]
set_property IOSTANDARD LVCMOS33 [get_ports serial_tx]
 ## serial:0.rx
set_property LOC A9 [get_ports serial_rx]
set_property IOSTANDARD LVCMOS33 [get_ports serial_rx]
 ## cpu_reset:0
set_property LOC C2 [get_ports cpu_reset]
set_property IOSTANDARD LVCMOS33 [get_ports cpu_reset]
 ## clk100:0
set_property LOC E3 [get_ports clk100]
set_property IOSTANDARD LVCMOS33 [get_ports clk100]
 ## eth_ref_clk:0
set_property LOC G18 [get_ports eth_ref_clk]
set_property IOSTANDARD LVCMOS33 [get_ports eth_ref_clk]
 ## ddram:0.a
set_property LOC R2 [get_ports ddram_a[0]]
set_property SLEW FAST [get_ports ddram_a[0]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[0]]
 ## ddram:0.a
set_property LOC M6 [get_ports ddram_a[1]]
set_property SLEW FAST [get_ports ddram_a[1]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[1]]
 ## ddram:0.a
set_property LOC N4 [get_ports ddram_a[2]]
set_property SLEW FAST [get_ports ddram_a[2]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[2]]
 ## ddram:0.a
set_property LOC T1 [get_ports ddram_a[3]]
set_property SLEW FAST [get_ports ddram_a[3]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[3]]
 ## ddram:0.a
set_property LOC N6 [get_ports ddram_a[4]]
set_property SLEW FAST [get_ports ddram_a[4]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[4]]
 ## ddram:0.a
set_property LOC R7 [get_ports ddram_a[5]]
set_property SLEW FAST [get_ports ddram_a[5]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[5]]
 ## ddram:0.a
set_property LOC V6 [get_ports ddram_a[6]]
set_property SLEW FAST [get_ports ddram_a[6]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[6]]
 ## ddram:0.a
set_property LOC U7 [get_ports ddram_a[7]]
set_property SLEW FAST [get_ports ddram_a[7]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[7]]
 ## ddram:0.a
set_property LOC R8 [get_ports ddram_a[8]]
set_property SLEW FAST [get_ports ddram_a[8]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[8]]
 ## ddram:0.a
set_property LOC V7 [get_ports ddram_a[9]]
set_property SLEW FAST [get_ports ddram_a[9]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[9]]
 ## ddram:0.a
set_property LOC R6 [get_ports ddram_a[10]]
set_property SLEW FAST [get_ports ddram_a[10]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[10]]
 ## ddram:0.a
set_property LOC U6 [get_ports ddram_a[11]]
set_property SLEW FAST [get_ports ddram_a[11]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[11]]
 ## ddram:0.a
set_property LOC T6 [get_ports ddram_a[12]]
set_property SLEW FAST [get_ports ddram_a[12]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[12]]
 ## ddram:0.a
set_property LOC T8 [get_ports ddram_a[13]]
set_property SLEW FAST [get_ports ddram_a[13]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[13]]
 ## ddram:0.ba
set_property LOC R1 [get_ports ddram_ba[0]]
set_property SLEW FAST [get_ports ddram_ba[0]]
set_property IOSTANDARD SSTL135 [get_ports ddram_ba[0]]
 ## ddram:0.ba
set_property LOC P4 [get_ports ddram_ba[1]]
set_property SLEW FAST [get_ports ddram_ba[1]]
set_property IOSTANDARD SSTL135 [get_ports ddram_ba[1]]
 ## ddram:0.ba
set_property LOC P2 [get_ports ddram_ba[2]]
set_property SLEW FAST [get_ports ddram_ba[2]]
set_property IOSTANDARD SSTL135 [get_ports ddram_ba[2]]
 ## ddram:0.ras_n
set_property LOC P3 [get_ports ddram_ras_n]
set_property SLEW FAST [get_ports ddram_ras_n]
set_property IOSTANDARD SSTL135 [get_ports ddram_ras_n]
 ## ddram:0.cas_n
set_property LOC M4 [get_ports ddram_cas_n]
set_property SLEW FAST [get_ports ddram_cas_n]
set_property IOSTANDARD SSTL135 [get_ports ddram_cas_n]
 ## ddram:0.we_n
set_property LOC P5 [get_ports ddram_we_n]
set_property SLEW FAST [get_ports ddram_we_n]
set_property IOSTANDARD SSTL135 [get_ports ddram_we_n]
 ## ddram:0.cs_n
set_property LOC U8 [get_ports ddram_cs_n]
set_property SLEW FAST [get_ports ddram_cs_n]
set_property IOSTANDARD SSTL135 [get_ports ddram_cs_n]
 ## ddram:0.dm
set_property LOC L1 [get_ports ddram_dm[0]]
set_property SLEW FAST [get_ports ddram_dm[0]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dm[0]]
 ## ddram:0.dm
set_property LOC U1 [get_ports ddram_dm[1]]
set_property SLEW FAST [get_ports ddram_dm[1]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dm[1]]
 ## ddram:0.dq
set_property LOC K5 [get_ports ddram_dq[0]]
set_property SLEW FAST [get_ports ddram_dq[0]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[0]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[0]]
 ## ddram:0.dq
set_property LOC L3 [get_ports ddram_dq[1]]
set_property SLEW FAST [get_ports ddram_dq[1]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[1]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[1]]
 ## ddram:0.dq
set_property LOC K3 [get_ports ddram_dq[2]]
set_property SLEW FAST [get_ports ddram_dq[2]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[2]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[2]]
 ## ddram:0.dq
set_property LOC L6 [get_ports ddram_dq[3]]
set_property SLEW FAST [get_ports ddram_dq[3]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[3]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[3]]
 ## ddram:0.dq
set_property LOC M3 [get_ports ddram_dq[4]]
set_property SLEW FAST [get_ports ddram_dq[4]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[4]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[4]]
 ## ddram:0.dq
set_property LOC M1 [get_ports ddram_dq[5]]
set_property SLEW FAST [get_ports ddram_dq[5]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[5]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[5]]
 ## ddram:0.dq
set_property LOC L4 [get_ports ddram_dq[6]]
set_property SLEW FAST [get_ports ddram_dq[6]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[6]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[6]]
 ## ddram:0.dq
set_property LOC M2 [get_ports ddram_dq[7]]
set_property SLEW FAST [get_ports ddram_dq[7]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[7]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[7]]
 ## ddram:0.dq
set_property LOC V4 [get_ports ddram_dq[8]]
set_property SLEW FAST [get_ports ddram_dq[8]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[8]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[8]]
 ## ddram:0.dq
set_property LOC T5 [get_ports ddram_dq[9]]
set_property SLEW FAST [get_ports ddram_dq[9]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[9]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[9]]
 ## ddram:0.dq
set_property LOC U4 [get_ports ddram_dq[10]]
set_property SLEW FAST [get_ports ddram_dq[10]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[10]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[10]]
 ## ddram:0.dq
set_property LOC V5 [get_ports ddram_dq[11]]
set_property SLEW FAST [get_ports ddram_dq[11]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[11]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[11]]
 ## ddram:0.dq
set_property LOC V1 [get_ports ddram_dq[12]]
set_property SLEW FAST [get_ports ddram_dq[12]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[12]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[12]]
 ## ddram:0.dq
set_property LOC T3 [get_ports ddram_dq[13]]
set_property SLEW FAST [get_ports ddram_dq[13]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[13]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[13]]
 ## ddram:0.dq
set_property LOC U3 [get_ports ddram_dq[14]]
set_property SLEW FAST [get_ports ddram_dq[14]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[14]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[14]]
 ## ddram:0.dq
set_property LOC R3 [get_ports ddram_dq[15]]
set_property SLEW FAST [get_ports ddram_dq[15]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[15]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[15]]
 ## ddram:0.dqs_p
set_property LOC N2 [get_ports ddram_dqs_p[0]]
set_property SLEW FAST [get_ports ddram_dqs_p[0]]
set_property IOSTANDARD DIFF_SSTL135 [get_ports ddram_dqs_p[0]]
 ## ddram:0.dqs_p
set_property LOC U2 [get_ports ddram_dqs_p[1]]
set_property SLEW FAST [get_ports ddram_dqs_p[1]]
set_property IOSTANDARD DIFF_SSTL135 [get_ports ddram_dqs_p[1]]
 ## ddram:0.dqs_n
set_property LOC N1 [get_ports ddram_dqs_n[0]]
set_property SLEW FAST [get_ports ddram_dqs_n[0]]
set_property IOSTANDARD DIFF_SSTL135 [get_ports ddram_dqs_n[0]]
 ## ddram:0.dqs_n
set_property LOC V2 [get_ports ddram_dqs_n[1]]
set_property SLEW FAST [get_ports ddram_dqs_n[1]]
set_property IOSTANDARD DIFF_SSTL135 [get_ports ddram_dqs_n[1]]
 ## ddram:0.clk_p
set_property LOC U9 [get_ports ddram_clk_p]
set_property SLEW FAST [get_ports ddram_clk_p]
set_property IOSTANDARD DIFF_SSTL135 [get_ports ddram_clk_p]
 ## ddram:0.clk_n
set_property LOC V9 [get_ports ddram_clk_n]
set_property SLEW FAST [get_ports ddram_clk_n]
set_property IOSTANDARD DIFF_SSTL135 [get_ports ddram_clk_n]
 ## ddram:0.cke
set_property LOC N5 [get_ports ddram_cke]
set_property SLEW FAST [get_ports ddram_cke]
set_property IOSTANDARD SSTL135 [get_ports ddram_cke]
 ## ddram:0.odt
set_property LOC R5 [get_ports ddram_odt]
set_property SLEW FAST [get_ports ddram_odt]
set_property IOSTANDARD SSTL135 [get_ports ddram_odt]
 ## ddram:0.reset_n
set_property LOC K6 [get_ports ddram_reset_n]
set_property SLEW FAST [get_ports ddram_reset_n]
set_property IOSTANDARD SSTL135 [get_ports ddram_reset_n]
 ## eth_clocks:0.tx
set_property LOC H16 [get_ports eth_clocks_tx]
set_property IOSTANDARD LVCMOS33 [get_ports eth_clocks_tx]
 ## eth_clocks:0.rx
set_property LOC F15 [get_ports eth_clocks_rx]
set_property IOSTANDARD LVCMOS33 [get_ports eth_clocks_rx]
 ## eth:0.rst_n
set_property LOC C16 [get_ports eth_rst_n]
set_property IOSTANDARD LVCMOS33 [get_ports eth_rst_n]
 ## eth:0.mdio
set_property LOC K13 [get_ports eth_mdio]
set_property IOSTANDARD LVCMOS33 [get_ports eth_mdio]
 ## eth:0.mdc
set_property LOC F16 [get_ports eth_mdc]
set_property IOSTANDARD LVCMOS33 [get_ports eth_mdc]
 ## eth:0.rx_dv
set_property LOC G16 [get_ports eth_rx_dv]
set_property IOSTANDARD LVCMOS33 [get_ports eth_rx_dv]
 ## eth:0.rx_er
set_property LOC C17 [get_ports eth_rx_er]
set_property IOSTANDARD LVCMOS33 [get_ports eth_rx_er]
 ## eth:0.rx_data
set_property LOC D18 [get_ports eth_rx_data[0]]
set_property IOSTANDARD LVCMOS33 [get_ports eth_rx_data[0]]
 ## eth:0.rx_data
set_property LOC E17 [get_ports eth_rx_data[1]]
set_property IOSTANDARD LVCMOS33 [get_ports eth_rx_data[1]]
 ## eth:0.rx_data
set_property LOC E18 [get_ports eth_rx_data[2]]
set_property IOSTANDARD LVCMOS33 [get_ports eth_rx_data[2]]
 ## eth:0.rx_data
set_property LOC G17 [get_ports eth_rx_data[3]]
set_property IOSTANDARD LVCMOS33 [get_ports eth_rx_data[3]]
 ## eth:0.tx_en
set_property LOC H15 [get_ports eth_tx_en]
set_property IOSTANDARD LVCMOS33 [get_ports eth_tx_en]
 ## eth:0.tx_data
set_property LOC H14 [get_ports eth_tx_data[0]]
set_property IOSTANDARD LVCMOS33 [get_ports eth_tx_data[0]]
 ## eth:0.tx_data
set_property LOC J14 [get_ports eth_tx_data[1]]
set_property IOSTANDARD LVCMOS33 [get_ports eth_tx_data[1]]
 ## eth:0.tx_data
set_property LOC J13 [get_ports eth_tx_data[2]]
set_property IOSTANDARD LVCMOS33 [get_ports eth_tx_data[2]]
 ## eth:0.tx_data
set_property LOC H17 [get_ports eth_tx_data[3]]
set_property IOSTANDARD LVCMOS33 [get_ports eth_tx_data[3]]
 ## eth:0.col
set_property LOC D17 [get_ports eth_col]
set_property IOSTANDARD LVCMOS33 [get_ports eth_col]
 ## eth:0.crs
set_property LOC G14 [get_ports eth_crs]
set_property IOSTANDARD LVCMOS33 [get_ports eth_crs]

set_property INTERNAL_VREF 0.675 [get_iobanks 34]

create_clock -name clk100 -period 10.0 [get_nets clk100]

create_clock -name eth_rx_clk -period 80.0 [get_nets eth_rx_clk]

create_clock -name eth_tx_clk -period 80.0 [get_nets eth_tx_clk]

set_clock_groups -group [get_clocks -include_generated_clocks -of [get_nets sys_clk]] -group [get_clocks -include_generated_clocks -of [get_nets eth_rx_clk]] -asynchronous

set_clock_groups -group [get_clocks -include_generated_clocks -of [get_nets sys_clk]] -group [get_clocks -include_generated_clocks -of [get_nets eth_tx_clk]] -asynchronous

set_clock_groups -group [get_clocks -include_generated_clocks -of [get_nets eth_rx_clk]] -group [get_clocks -include_generated_clocks -of [get_nets eth_tx_clk]] -asynchronous

set_false_path -quiet -to [get_nets -quiet -filter {mr_ff == TRUE}]

set_false_path -quiet -to [get_pins -quiet -filter {REF_PIN_NAME == PRE} -of [get_cells -quiet -filter {ars_ff1 == TRUE || ars_ff2 == TRUE}]]

set_max_delay 2 -quiet -from [get_pins -quiet -filter {REF_PIN_NAME == Q} -of [get_cells -quiet -filter {ars_ff1 == TRUE}]] -to [get_pins -quiet -filter {REF_PIN_NAME == D} -of [get_cells -quiet -filter {ars_ff2 == TRUE}]]