module audio_2_iq(clk,pulse44,pulse88,audio_data,i,q);
input clk;
input pulse44;
input pulse88;
input [15:0] audio_data;

output [15:0] i;
output [15:0] q;


reg [9:0] cnt;
reg [15:0] latch_audio_data;
reg signed[15:0] i;
reg signed[15:0] q;

always@(posedge clk)begin
	if(cnt==99 && pulse44==1)
		cnt <= 0;
	else if(pulse44==1)
		cnt <= cnt + 1'b1;
	else
		cnt <= cnt;
end


always@(posedge clk)begin
	if(pulse44==1)
		latch_audio_data <= audio_data;
	else
		latch_audio_data <= latch_audio_data;
end


always@(posedge clk)begin
	if(pulse44==1 && cnt==99)
		i <= 32766;
	else if(pulse88==1 && cnt==99)
		i <= 0;
	else if(pulse44==1)
		i <= 16384-latch_audio_data[3:0]*2048;
	else if(pulse88==1)
		i <= 16384-latch_audio_data[7:4]*2048;
	else
		i <= i;
end

always@(posedge clk)begin
	if(pulse44==1 && cnt==99)
		q <= 0;
	else if(pulse88==1 && cnt==99)
		q <= 0;
	else if(pulse44==1)
		q <= 16384-latch_audio_data[11:8]*2048;
	else if(pulse88==1)
		q <= 16384-latch_audio_data[15:12]*2048;
	else
		q <= q;
end

endmodule