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iso14444a: minor FPGA bugfix

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micki.held@gmx.de
2014-02-25 06:49:49 +00:00
parent d7aa3739a9
commit 552cbc5890
2 changed files with 1 additions and 3 deletions
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fpga/fpga.bit
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fpga/hi_iso14443a.v
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@@ -252,8 +252,6 @@ begin
// check timing of a falling edge in reader signal // check timing of a falling edge in reader signal
if (pre_after_hysteresis && ~after_hysteresis) if (pre_after_hysteresis && ~after_hysteresis)
reader_falling_edge_time[3:0] <= negedge_cnt[3:0]; reader_falling_edge_time[3:0] <= negedge_cnt[3:0];
else
reader_falling_edge_time[3:0] <= 4'd8;
@@ -333,7 +331,7 @@ begin
after_hysteresis_prev3 <= after_hysteresis; after_hysteresis_prev3 <= after_hysteresis;
bit3 <= curbit; bit3 <= curbit;
end end
if(negedge_cnt == 7'd47) if(negedge_cnt == 7'd49)
begin begin
after_hysteresis_prev4 <= after_hysteresis; after_hysteresis_prev4 <= after_hysteresis;
bit4 <= curbit; bit4 <= curbit;