From 6edc11de4de20aa5194f5cf3705a320b1891a2d6 Mon Sep 17 00:00:00 2001 From: Alessandro Comodi Date: Mon, 5 Jul 2021 13:34:34 +0200 Subject: interchange: tests: add obuftds test Signed-off-by: Alessandro Comodi --- fpga_interchange/examples/tests/obuftds/obuftds.v | 37 +++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 fpga_interchange/examples/tests/obuftds/obuftds.v (limited to 'fpga_interchange/examples/tests/obuftds/obuftds.v') diff --git a/fpga_interchange/examples/tests/obuftds/obuftds.v b/fpga_interchange/examples/tests/obuftds/obuftds.v new file mode 100644 index 00000000..d4e9a603 --- /dev/null +++ b/fpga_interchange/examples/tests/obuftds/obuftds.v @@ -0,0 +1,37 @@ +module top( + input wire [11:8] sw, + + output wire [1:0] diff_p, + output wire [1:0] diff_n +); + +wire [1:0] buf_i; +wire [1:0] buf_t; + +OBUFTDS # ( + .IOSTANDARD("DIFF_SSTL135"), + .SLEW("FAST") +) obuftds_0 ( + .I(buf_i[0]), + .T(buf_t[0]), + .O(diff_p[0]), + .OB(diff_n[0]) +); + +OBUFTDS # ( + .IOSTANDARD("DIFF_SSTL135"), + .SLEW("FAST") +) obuftds_1 ( + .I(buf_i[1]), + .T(buf_t[1]), + .O(diff_p[1]), + .OB(diff_n[1]) +); + +assign buf_i[0] = sw[ 8]; +assign buf_t[0] = sw[ 9]; +assign buf_i[1] = sw[10]; +assign buf_t[1] = sw[11]; + +endmodule + -- cgit v1.2.3