raw2rgb.v

DC2的用户手册

module RAW2RGB(	oRed,
				oGreen,
				oBlue,
				oDVAL,
				iX_Cont,
				iY_Cont,
				iDATA,
				iDVAL,
				iCLK,
				iRST	);

input	[10:0]	iX_Cont;
input	[10:0]	iY_Cont;
input	[9:0]	iDATA;
input			iDVAL;
input			iCLK;
input			iRST;
output	[9:0]	oRed;
output	[9:0]	oGreen;
output	[9:0]	oBlue;
output			oDVAL;
wire	[9:0]	mDATA_0;
wire	[9:0]	mDATA_1;
reg		[9:0]	mDATAd_0;
reg		[9:0]	mDATAd_1;
reg		[9:0]	mCCD_R;
reg		[10:0]	mCCD_G;
reg		[9:0]	mCCD_B;
reg				mDVAL;

assign	oRed	=	mCCD_R[9:0];
assign	oGreen	=	mCCD_G[10:1];
assign	oBlue	=	mCCD_B[9:0];
assign	oDVAL	=	mDVAL;

Line_Buffer 	u0	(	.clken(iDVAL),
						.clock(iCLK),
						.shiftin(iDATA),
						.taps0x(mDATA_1),
						.taps1x(mDATA_0)	);

always@(posedge iCLK or negedge iRST)
begin
	if(!iRST)
	begin
		mCCD_R	<=	0;
		mCCD_G	<=	0;
		mCCD_B	<=	0;
		mDATAd_0<=	0;
		mDATAd_1<=	0;
		mDVAL	<=	0;
	end
	else
	begin
		mDATAd_0	<=	mDATA_0;
		mDATAd_1	<=	mDATA_1;
		mDVAL		<=	{iY_Cont[0]|iX_Cont[0]}	?	1'b0	:	iDVAL;
		if({iY_Cont[0],iX_Cont[0]}==2'b01)
		begin
			mCCD_R	<=	mDATA_0;
			mCCD_G	<=	mDATAd_0+mDATA_1;
			mCCD_B	<=	mDATAd_1;
		end	
		else if({iY_Cont[0],iX_Cont[0]}==2'b00)
		begin
			mCCD_R	<=	mDATAd_0;
			mCCD_G	<=	mDATA_0+mDATAd_1;
			mCCD_B	<=	mDATA_1;
		end
		else if({iY_Cont[0],iX_Cont[0]}==2'b11)
		begin
			mCCD_R	<=	mDATA_1;
			mCCD_G	<=	mDATA_0+mDATAd_1;
			mCCD_B	<=	mDATAd_0;
		end
		else if({iY_Cont[0],iX_Cont[0]}==2'b10)
		begin
			mCCD_R	<=	mDATAd_1;
			mCCD_G	<=	mDATAd_0+mDATA_1;
			mCCD_B	<=	mDATA_0;
		end
	end
end

endmodule