URL
https://opencores.org/ocsvn/dbg_interface/dbg_interface/trunk
Subversion Repositories dbg_interface
Compare Revisions
- This comparison shows the changes necessary to convert path
/
- from Rev 39 to Rev 40
- ↔ Reverse comparison
Rev 39 → Rev 40
/trunk/rtl/verilog/tap_top.v
45,6 → 45,10
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
// Revision 1.4 2002/03/25 13:16:15 mohor |
// tdo_padoen_o changed to tdo_padoe_o. Signal was always active high, just |
// not named correctly. |
// |
// Revision 1.3 2002/03/12 14:30:05 mohor |
// Few outputs for boundary scan chain added. |
// |
68,7 → 72,7
// Top module |
module tap_top( |
// JTAG pins |
tms_pad_i, tck_pad_i, trst_pad_i, tdi_pad_i, tdo_pad_o, tdo_padoe_o, |
tms_pad_i, tck_pad_i, trst_pad_i, tdi_pad_i, tdo_pad_o, tdo_padoen_o, |
|
// TAP states |
ShiftDR, Exit1DR, UpdateDR, UpdateDR_q, CaptureDR, |
92,7 → 96,7
input trst_pad_i; // JTAG test reset pad |
input tdi_pad_i; // JTAG test data input pad |
output tdo_pad_o; // JTAG test data output pad |
output tdo_padoe_o; // Output enable for JTAG test data output pad |
output tdo_padoen_o; // Output enable for JTAG test data output pad |
|
// TAP states |
output ShiftDR; |
575,7 → 579,7
end |
|
// Tristate control for tdo_pad_o pin |
assign tdo_padoe_o = ShiftIR | ShiftDR | Exit1IR | Exit1DR | UpdateDR; |
assign tdo_padoen_o = ShiftIR | ShiftDR | Exit1IR | Exit1DR | UpdateDR; |
|
/********************************************************************************** |
* * |