2016-06-24 21:25:41 -04:00
|
|
|
//#############################################################################
|
|
|
|
//# Function: Isolation buffer (HIGH) for multi supply domains #
|
|
|
|
//#############################################################################
|
|
|
|
//# Author: Andreas Olofsson #
|
|
|
|
//# License: MIT (see LICENSE file in OH! repository) #
|
|
|
|
//#############################################################################
|
|
|
|
|
2016-08-17 15:06:01 +01:00
|
|
|
module oh_pwr_isohi #(parameter DW = 1 // width of data inputs
|
2016-06-24 21:25:41 -04:00
|
|
|
)
|
|
|
|
(
|
|
|
|
input iso,// active low isolation signal
|
|
|
|
input [DW-1:0] in, // input signal
|
|
|
|
output [DW-1:0] out // out = iso | in
|
|
|
|
);
|
|
|
|
|
2016-08-17 15:06:01 +01:00
|
|
|
localparam ASIC = `CFG_ASIC; // use ASIC lib
|
|
|
|
|
2016-06-24 21:25:41 -04:00
|
|
|
generate
|
|
|
|
if(ASIC)
|
|
|
|
begin : asic
|
|
|
|
asic_iso_hi iiso [DW-1:0] (.iso(iso),
|
|
|
|
.in(in[DW-1:0]),
|
|
|
|
.out(out[DW-1:0]));
|
|
|
|
end
|
|
|
|
else
|
|
|
|
begin : gen
|
|
|
|
assign out[DW-1:0] = {(DW){iso}} | in[DW-1:0];
|
|
|
|
end
|
|
|
|
endgenerate
|
|
|
|
|
|
|
|
endmodule // oh_buf
|