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Merge pull request #164 from marshmellow42/master
[proxmark3-svn]
/
fpga
/
lo_edge_detect.v
diff --git
a/fpga/lo_edge_detect.v
b/fpga/lo_edge_detect.v
index dc97fc6f53ce419dd957536955bc0e0e2a5257a0..bb13015743b09e5c0cba5d4e69a309be2ab7fc34 100644
(file)
--- a/
fpga/lo_edge_detect.v
+++ b/
fpga/lo_edge_detect.v
@@
-35,10
+35,12
@@
wire tag_modulation = ssp_dout & !lf_field;
wire reader_modulation = !ssp_dout & lf_field & pck_divclk;
// No logic, straight through.
wire reader_modulation = !ssp_dout & lf_field & pck_divclk;
// No logic, straight through.
-assign pwr_oe1 = 1'b0; // not used in LF mode
+assign pwr_oe1 = 1'b0; // not used in LF mode
+assign pwr_oe3 = 1'b0; // base antenna load = 33 Ohms
+// when modulating, add another 33 Ohms and 10k Ohms in parallel:
assign pwr_oe2 = tag_modulation;
assign pwr_oe2 = tag_modulation;
-assign pwr_oe
3 = tag_modulation;
-assign pwr_oe4 = tag_modulation;
+assign pwr_oe
4 = tag_modulation;
+
assign ssp_clk = cross_lo;
assign pwr_lo = reader_modulation;
assign pwr_hi = 1'b0;
assign ssp_clk = cross_lo;
assign pwr_lo = reader_modulation;
assign pwr_hi = 1'b0;
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