Fixed video, kbd and buzzer

2022-03-31 14:13:34 +03:00
parent 107dded913
commit 61ed88ce64
493 changed files with 633379 additions and 79570 deletions
@@ -0,0 +1,35 @@
+//============================================================================
+// Z80 Top level using the interface declaration
+//============================================================================
+`include "z80.svh"
+
+module z80_top_ifc_n (z80_if.dut z80);
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// Include core A-Z80 level connecting all internal modules
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+`include "core.vh"
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// Address, Data and Control bus drivers connecting to external pins
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+address_pins   address_pins_( .*, .abus(z80.A[15:0]) );
+data_pins      data_pins_   ( .*, .db(db0[7:0]), .D(z80.D[7:0]) );
+control_pins_n control_pins_( .*,
+    .pin_nM1      (z80.nM1),
+    .pin_nMREQ    (z80.nMREQ),
+    .pin_nIORQ    (z80.nIORQ),
+    .pin_nRD      (z80.nRD),
+    .pin_nWR      (z80.nWR),
+    .pin_nRFSH    (z80.nRFSH),
+    .pin_nHALT    (z80.nHALT),
+    .pin_nWAIT    (z80.nWAIT),
+    .pin_nBUSACK  (z80.nBUSACK),
+    .pin_nINT     (z80.nINT),
+    .pin_nNMI     (z80.nNMI),
+    .pin_nRESET   (z80.nRESET),
+    .pin_nBUSRQ   (z80.nBUSRQ),
+    .CPUCLK       (z80.CLK)
+ );
+
+endmodule