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mirror of https://github.com/Gehstock/Mist_FPGA.git synced 2026-01-22 02:14:58 +00:00

TimePilot84: use the fixed MC6809

This commit is contained in:
Gyorgy Szombathelyi 2021-06-10 23:03:34 +02:00
parent daea4522fc
commit ff870c29b2

View File

@ -291,7 +291,7 @@ end
wire [15:0] mA;
wire [7:0] mD_out;
wire m_rw;
/*
cpu09 u12G
(
.clk(~clk_49m),
@ -306,14 +306,13 @@ cpu09 u12G
.firq(0),
.nmi(0)
);
*/
/*
// buggy (playfield scrolling is broken with this CPU)
mc6809is u12G
(
.CLK(clk_49m),
.fallE_en(n_me_en),
.fallQ_en(n_mq_en),
.CLK(clk_49m),
.fallE_en(n_me_en),
.fallQ_en(n_mq_en),
.D(mD_in),
.DOut(mD_out),
.ADDR(mA),
@ -325,7 +324,7 @@ mc6809is u12G
.nRESET(n_res),
.nDMABREQ(1'b1)
);
*/
//Multiplex data inputs to primary MC6809E
wire [7:0] mD_in =
sndbrd_dir ? sndbrd_D: