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sinclairrf |
# 200 MHz external oscillator
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NET "ip_sysclk_p" TNM_NET=ip_sysclk;
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TIMESPEC TS_ip_sysclk = PERIOD "ip_sysclk" 5 ns HIGH 50%;
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NET "ip_sysclk_p" LOC = "K15" | IOSTANDARD = "LVDS_25"; # sysclk_p
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NET "ip_sysclk_n" LOC = "K16" | IOSTANDARD = "LVDS_25"; # sysclk_n
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NET "op_usb_1_rx" LOC = "L12" | IOSTANDARD = "LVCMOS25"; # usb_1_rx (rx from USB UART viewpoint, tx from FPGA)
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NET "iop_i2c_scl" LOC = "N6" | IOSTANDARD = "LVCMOS25"; # FMC_LA19_P
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NET "iop_i2c_sda" LOC = "P7" | IOSTANDARD = "LVCMOS25"; # FMC_LA19_N
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NET "op_i2c_scl" LOC = "G11" | IOSTANDARD = "LVCMOS25"; # FMC_LA09_P
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NET "op_i2c_sda" LOC = "F10" | IOSTANDARD = "LVCMOS25"; # FMC_LA09_N
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