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bugfix hf 14a sim / hf mf sim: polarity of tag subcarrier modulation was wrong

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pwpiwi 2015-02-11 21:14:34 +01:00
parent 24cbeb3d27
commit 7554370c30
2 changed files with 1 additions and 1 deletions
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fpga/fpga_hf.bit
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fpga/hi_iso14443a.v
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@ -570,7 +570,7 @@ assign pwr_oe3 = 1'b0;
// TAGSIM_MOD: short circuit antenna with different resistances (modulated by sub_carrier modulated by mod_sig_coil)
// for pwr_oe4 = 1 (tristate): antenna load = 10k || 33 = 32,9 Ohms
// for pwr_oe4 = 0 (active): antenna load = 10k || 33 || 33 = 16,5 Ohms
assign pwr_oe4 = ~(mod_sig_coil & sub_carrier & (mod_type == `TAGSIM_MOD));
assign pwr_oe4 = mod_sig_coil & sub_carrier & (mod_type == `TAGSIM_MOD);
// This is all LF, so doesn't matter.
assign pwr_oe2 = 1'b0;