|
p; else
nextstat=idle;
end
write:
begin
if(wb_adr_i=={mycore_adr,24'h000000})
begin
Cal_A=wb_dat_i;
A_Status=1'b1;
//wb_ack_o=1'b1;
end
else if(wb_adr_i=={mycore_adr,24'h000004})
begin
Cal_B=wb_dat_i;
B_Status=1'b1;
//wb_ack_o=1'b1;
end
else
begin
//wb_ack_o=1'b0;
end
if(A_Status && B_Status)
nextstat=operate;
else
nextstat=idle;
end
read:
begin
if(wb_adr_i=={mycore_adr,24'h000000})
begin
wb_dat_o=Cal_A;
//wb_ack_o=1'b1;
end
else if(wb_adr_i=={mycore_adr,24'h000004})
begin
wb_dat_o=Cal_B;
//wb_ack_o=1'b1;
end
else if(wb_adr_i=={mycore_adr,24'h000008})
begin
wb_dat_o=Result;
//wb_ack_o=1'b1;
end
else
begin
wb_dat_o=0;
//wb_ack_o=0;
end
nextstat=idle;
end
operate:
begin
Result=Cal_A+Cal_B;
A_Status=0;
B_Status=0;
R_Status=1'b1;
nextstat=idle;
wb_dat_o=0;
//wb_ack_o=0;
end
default:
begin
Cal_A=0;
Cal_B=0;
R_Status=0;
A_Status=0;
B_Status=0;
R_Status=0;
wb_dat_o=0;
//wb_ack_o=0;
nextstat=idle;
end
endcase
always @(posedge wb_clk)
if(wb_rst)
begin
wb_ack_o<=0;
end
else if(wb_stb_i & !wb_ack_o & (wb_adr_i[31:24]==8'b10010111))
begin
&n上一页 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] ... 下一页 >>
| 