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Diffstat (limited to 'fpga/usrp1/sdr_lib/rssi.v')
-rw-r--r-- | fpga/usrp1/sdr_lib/rssi.v | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/fpga/usrp1/sdr_lib/rssi.v b/fpga/usrp1/sdr_lib/rssi.v deleted file mode 100644 index e45e2148c..000000000 --- a/fpga/usrp1/sdr_lib/rssi.v +++ /dev/null @@ -1,30 +0,0 @@ - - -module rssi (input clock, input reset, input enable, - input [11:0] adc, output [15:0] rssi, output [15:0] over_count); - - wire over_hi = (adc == 12'h7FF); - wire over_lo = (adc == 12'h800); - wire over = over_hi | over_lo; - - reg [25:0] over_count_int; - always @(posedge clock) - if(reset | ~enable) - over_count_int <= #1 26'd0; - else - over_count_int <= #1 over_count_int + (over ? 26'd65535 : 26'd0) - over_count_int[25:10]; - - assign over_count = over_count_int[25:10]; - - wire [11:0] abs_adc = adc[11] ? ~adc : adc; - - reg [25:0] rssi_int; - always @(posedge clock) - if(reset | ~enable) - rssi_int <= #1 26'd0; - else - rssi_int <= #1 rssi_int + abs_adc - rssi_int[25:10]; - - assign rssi = rssi_int[25:10]; - -endmodule // rssi |