diff options
Diffstat (limited to 'fpga/usrp3/lib/control/por_gen.v')
-rw-r--r-- | fpga/usrp3/lib/control/por_gen.v | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/fpga/usrp3/lib/control/por_gen.v b/fpga/usrp3/lib/control/por_gen.v new file mode 100644 index 000000000..b16ceb5bf --- /dev/null +++ b/fpga/usrp3/lib/control/por_gen.v @@ -0,0 +1,28 @@ +// +// Copyright 2013 Ettus Research LLC +// Copyright 2018 Ettus Research, a National Instruments Company +// +// SPDX-License-Identifier: LGPL-3.0-or-later +// + + + +module por_gen + (input clk, + output reset_out); + + reg por_rst; + reg [7:0] por_counter = 8'h0; + + always @(posedge clk) + if (por_counter != 8'h55) + begin + por_counter <= por_counter + 8'h1; + por_rst <= 1'b1; + end + else + por_rst <= 1'b0; + + assign reset_out = por_rst; + +endmodule // por_gen |