URL
https://opencores.org/ocsvn/8051/8051/trunk
[/] [8051/] [trunk/] [rtl/] [verilog/] [oc8051_memory_interface.v] - Diff between revs 158 and 173
Go to most recent revision |
Show entire file |
Details |
Blame |
View Log
| Rev 158 |
Rev 173 |
| Line 42... |
Line 42... |
//////////////////////////////////////////////////////////////////////
|
//////////////////////////////////////////////////////////////////////
|
//
|
//
|
// CVS Revision History
|
// CVS Revision History
|
//
|
//
|
// $Log: not supported by cvs2svn $
|
// $Log: not supported by cvs2svn $
|
|
// Revision 1.10 2003/06/05 11:15:02 simont
|
|
// fix bug.
|
|
//
|
// Revision 1.9 2003/06/03 17:09:57 simont
|
// Revision 1.9 2003/06/03 17:09:57 simont
|
// pipelined acces to axternal instruction interface added.
|
// pipelined acces to axternal instruction interface added.
|
//
|
//
|
// Revision 1.8 2003/05/12 16:27:40 simont
|
// Revision 1.8 2003/05/12 16:27:40 simont
|
// fix bug in movc intruction.
|
// fix bug in movc intruction.
|
| Line 356... |
Line 359... |
assign pc_wait = rd && (ea_rom_sel || (!istb_t && iack_i));
|
assign pc_wait = rd && (ea_rom_sel || (!istb_t && iack_i));
|
|
|
assign wr_dat = des1;
|
assign wr_dat = des1;
|
|
|
|
|
|
`ifdef OC8051_SIMULATION
|
|
always @(negedge rst) begin
|
|
#5
|
|
if (ea_rom_sel)
|
|
$display(" progran execution from external rom");
|
|
else
|
|
$display(" progran execution from internal rom");
|
|
end
|
|
|
|
`endif
|
|
|
|
|
/////////////////////////////
|
/////////////////////////////
|
//
|
//
|
// ram_select
|
// ram_select
|
//
|
//
|
/////////////////////////////
|
/////////////////////////////
|
© copyright 1999-2024
OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.