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coco3vid.v
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////////////////////////////////////////////////////////////////////////////////
// Project Name: CoCo3FPGA Version 3.0
// File Name: coco3vid.v
//
// CoCo3 in an FPGA
//
// Revision: 3.0 08/15/15
////////////////////////////////////////////////////////////////////////////////
//
// CPU section copyrighted by John Kent
// The FDC co-processor copyrighted Daniel Wallner.
//
////////////////////////////////////////////////////////////////////////////////
//
// Color Computer 3 compatible system on a chip
//
// Version : 3.0
//
// Copyright (c) 2008 Gary Becker ([email protected])
//
// All rights reserved
//
// Redistribution and use in source and synthezised forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// Redistributions in synthesized form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// Neither the name of the author nor the names of other contributors may
// be used to endorse or promote products derived from this software without
// specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Please report bugs to the author, but before you do so, please
// make sure that this is not a derivative work and that
// you have the latest version of this file.
//
// The latest version of this file can be found at:
// http://groups.yahoo.com/group/CoCo3FPGA
//
// File history :
//
// 1.0 Full Release
// 2.0 Partial Release
// 3.0 Full Release
////////////////////////////////////////////////////////////////////////////////
// Gary Becker
////////////////////////////////////////////////////////////////////////////////
module COCO3VIDEO(
PIX_CLK,
RESET_N,
COLOR,
HSYNC,
SYNC_FLAG,
VSYNC,
HBLANKING,
VBLANKING,
RAM_ADDRESS,
RAM_DATA,
COCO,
V,
BP,
VERT,
VID_CONT,
CSS,
LPF,
VERT_FIN_SCRL,
HLPR,
LPR,
HRES,
CRES,
HVEN,
HOR_OFFSET,
SCRN_START_HSB, // 2 extra bits for 2MB screen start
SCRN_START_MSB,
SCRN_START_LSB,
BLINK,
SWITCH5
);
input PIX_CLK;
input RESET_N;
output [8:0] COLOR;
reg [8:0] COLOR;
output HSYNC;
reg HSYNC;
output SYNC_FLAG;
reg SYNC_FLAG;
output VSYNC;
reg VSYNC;
output HBLANKING;
reg HBLANKING;
output VBLANKING;
reg VBLANKING;
//output [17:0] RAM_ADDRESS; // 512Kb
//reg [17:0] RAM_ADDRESS;
output [19:0] RAM_ADDRESS; // 2MB
reg [19:0] RAM_ADDRESS;
input [15:0] RAM_DATA;
input COCO;
input [2:0] V;
input BP;
input [6:0] VERT;
input [3:0] VID_CONT;
input CSS;
input [1:0] LPF;
input HLPR;
input [2:0] LPR;
input [3:0] VERT_FIN_SCRL;
input [3:0] HRES;
input [1:0] CRES;
input HVEN;
input [6:0] HOR_OFFSET;
input [1:0] SCRN_START_HSB; // extra 2 bits for 2MB
input [7:0] SCRN_START_MSB;
input [7:0] SCRN_START_LSB;
input BLINK;
input SWITCH5;
reg [9:0] LINE;
reg [3:0] VLPR;
reg [3:0] COCO1_VLPR;
reg [9:0] PIXEL_COUNT;
reg [15:0] CHAR_LATCH_0;
reg [15:0] CHAR_LATCH_1;
reg [15:0] CHAR_LATCH_2;
reg [15:0] CHAR_LATCH_3;
`ifndef NEW_SRAM
reg [15:0] CHAR_LATCH_4;
reg [15:0] CHAR_LATCH_5;
reg [15:0] CHAR_LATCH_6;
reg [15:0] CHAR_LATCH_7;
`endif
wire [3:0] PIXEL_ORDER;
reg [7:0] CHARACTER0;
reg [7:0] CHARACTER1;
reg [7:0] CHARACTER2;
wire [7:0] CHARACTER3;
wire [7:0] CHARACTER4;
reg UNDERLINE;
wire MODE_256;
reg [10:0] ROM_ADDRESS;
wire [19:0] RAM_ADDRESS_X; // 17:0 512kb
wire [7:0] ROM_DATA1;
wire [3:0] LINES_ROW;
reg [3:0] NUM_ROW;
wire SIX;
reg SIX_R;
wire [1:0] SG6;
reg [2:0] SG_LINES;
wire [4:0] COCO3_VLPR;
wire [3:0] PIXEL0;
wire [3:0] PIXEL1;
wire [3:0] PIXEL2;
wire [3:0] PIXEL3;
wire [3:0] PIXEL4;
wire [3:0] PIXEL5;
wire [3:0] PIXEL6;
wire [3:0] PIXEL7;
wire [3:0] PIXEL8;
wire [3:0] PIXEL9;
wire [3:0] PIXELA;
wire [3:0] PIXELB;
wire [3:0] PIXELC;
wire [3:0] PIXELD;
wire [3:0] PIXELE;
wire [3:0] PIXELF;
wire [3:0] PIXEL10;
wire [3:0] PIXEL11;
wire [3:0] PIXEL12;
wire [3:0] PIXEL13;
wire [3:0] PIXEL14;
wire [3:0] PIXEL15;
wire [3:0] PIXEL16;
wire [3:0] PIXEL17;
wire [3:0] PIXEL18;
wire [3:0] PIXEL19;
wire [3:0] PIXEL1A;
wire [3:0] PIXEL1B;
wire [3:0] PIXEL1C;
wire [3:0] PIXEL1D;
wire [3:0] PIXEL1E;
wire [3:0] PIXEL1F;
reg [15:0] COLOR0;
reg [15:0] COLOR1;
reg [15:0] COLOR2;
reg [15:0] COLOR3;
reg [15:0] COLOR4;
reg [15:0] COLOR5;
reg [15:0] COLOR6;
reg [15:0] COLOR7;
reg [20:0] ROW_ADD; // 18:0 for 512kb
wire [8:0] ROW_OFFSET;
wire [20:0] SCREEN_OFF; // 18:0 for 512kb
reg VBORDER;
reg HBORDER;
wire [8:0] BORDER;
wire [8:0] CCOLOR;
wire MODE6;
parameter PALETTE0 = 4'h0;
parameter PALETTE1 = 4'h1;
parameter PALETTE2 = 4'h2;
parameter PALETTE3 = 4'h3;
parameter PALETTE4 = 4'h4;
parameter PALETTE5 = 4'h5;
parameter PALETTE6 = 4'h6;
parameter PALETTE7 = 4'h7;
parameter PALETTE8 = 4'h8;
parameter PALETTE9 = 4'h9;
parameter PALETTEA = 4'hA;
parameter PALETTEB = 4'hB;
parameter PALETTEC = 4'hC;
parameter PALETTED = 4'hD;
parameter PALETTEE = 4'hE;
parameter PALETTEF = 4'hF;
// Character generator
COCO3GEN coco3gen(
.address(ROM_ADDRESS[10:0]),
.clock(PIX_CLK),
.q(ROM_DATA1)
);
/*****************************************************************************
* Read RAM
******************************************************************************/
assign RAM_ADDRESS_X = {ROW_ADD[20:1] + ROW_OFFSET};
assign ROW_OFFSET = //9 bits of two byte reads = 1024 max bytes
// CoCo1 low res graphics (64 pixels / 2 bytes)
({COCO,V[0]} == 2'b11) ? {5'b00000, PIXEL_COUNT[9:6]}: //16 bytes / line Read 2 bytes every 64 pixels
// HR Text
//({COCO,BP,HRES[2],CRES[0]}==4'b0000) ? {4'b0000, PIXEL_COUNT[9:5]}: //32 / 40 characters / line Read 2 bytes every 32 pixels
({COCO,BP,HRES[2],CRES[0]}==4'b0001) ? {3'b000, PIXEL_COUNT[9:4]}: //64 / 80 characters / line Read 2 bytes every 16 pixels
({COCO,BP,HRES[2],CRES[0]}==4'b0010) ? {3'b000, PIXEL_COUNT[9:4]}: //64 / 80 characters / line Read 2 bytes every 16 pixels
({COCO,BP,HRES[2],CRES[0]}==4'b0011) ? {2'b00, PIXEL_COUNT[9:3]}: //128/160 characters / line Read 2 bytes every 8 pixels
// HR Graphics
({COCO,BP,HRES}==6'b010000) ? {5'b00000, PIXEL_COUNT[9:6]}: //16 bytes / line
({COCO,BP,HRES}==6'b010001) ? {5'b00000, PIXEL_COUNT[9:6]}: //20 bytes / line
// ({COCO,BP,HRES}==6'b010010) ? {4'b0000, PIXEL_COUNT[9:5]}: //32 bytes / line
// ({COCO,BP,HRES}==6'b010011) ? {4'b0000, PIXEL_COUNT[9:5]}: //40 bytes / line
({COCO,BP,HRES}==6'b010100) ? {3'b000, PIXEL_COUNT[9:4]}: //64 bytes / line
({COCO,BP,HRES}==6'b010101) ? {3'b000, PIXEL_COUNT[9:4]}: //80 bytes / line
({COCO,BP,HRES}==6'b010110) ? {2'b00, PIXEL_COUNT[9:3]}: //128 bytes / line
({COCO,BP,HRES}==6'b010111) ? {2'b00, PIXEL_COUNT[9:3]}: //160 bytes / line
({COCO,BP,HRES}==6'b011000) ? {1'b0, PIXEL_COUNT[9:2]}: //256 bytes / line
({COCO,BP,HRES}==6'b011001) ? {1'b0, PIXEL_COUNT[9:2]}: //320 bytes / line
({COCO,BP,HRES}==6'b011010) ? PIXEL_COUNT[9:1] : //512 bytes / line
({COCO,BP,HRES}==6'b011011) ? PIXEL_COUNT[9:1] : //640 bytes / line
// CoCo1 Text and SEMIGRAPHICS
{4'b0000, PIXEL_COUNT[9:5]}; //32 characters / line
assign COCO3_VLPR = VLPR + 2'b11;
`ifndef NEW_SRAM
always @ (negedge PIX_CLK)
begin
case (PIXEL_COUNT[3:0])
4'b0000:
begin
RAM_ADDRESS <= RAM_ADDRESS_X;
CHAR_LATCH_7 <= RAM_DATA[15:0];
end
4'b0010:
begin
RAM_ADDRESS <= RAM_ADDRESS + 1'b1;
if(({PIXEL_COUNT[5],PIXEL_COUNT[4]} !=2'b00)
&(({COCO,V[0]}==2'b11) // CoCo1 16 byte / line mode
|({COCO,BP,HRES[3],HRES[2],HRES[1]}==5'b01000))) // CoCo3 16/20 bytes/line
begin
CHAR_LATCH_0 <= {CHAR_LATCH_0[11:8],4'h0,CHAR_LATCH_0[3:0],CHAR_LATCH_0[15:12]}; // Rotate into position on 16/20 bytes/line
end
else
begin
if(PIXEL_COUNT[4]
&((COCO) // All other CoCo1 modes
|({COCO,BP,HRES[3],HRES[2],HRES[1]}==5'b01001))) //CoCo3 32/40 bytes/line ?????? might have to add text differences
begin
CHAR_LATCH_0 <= {8'h00,CHAR_LATCH_0[15:8]};
end
else
begin
CHAR_LATCH_0 <= RAM_DATA[15:0]; // Everything else
end
end
end
4'b0011:
begin
if(!COCO)
ROM_ADDRESS <= {CHAR_LATCH_0[6:0],COCO3_VLPR[3:0]}; // COCO3 Text 1 (40 and 80)
else
begin
if({COCO,VID_CONT[0],CHAR_LATCH_0[6:5]} == 4'b1100)
ROM_ADDRESS <= {2'b11, CHAR_LATCH_0[4:0], COCO1_VLPR}; // COCO1 Text 1 with LC
else
ROM_ADDRESS <= {~CHAR_LATCH_0[5], CHAR_LATCH_0[5:0], COCO1_VLPR}; // COCO1 Text 1 w/o LC
end
end
4'b0100:
begin
RAM_ADDRESS <= RAM_ADDRESS + 1'b1;
CHAR_LATCH_1 <= RAM_DATA[15:0];
end
4'b0110:
begin
RAM_ADDRESS <= RAM_ADDRESS + 1'b1;
CHAR_LATCH_2 <= RAM_DATA[15:0];
// Underline
if({COCO,CRES[0],CHAR_LATCH_0[14],UNDERLINE} == 4'b0111) // Removed BP because we ignore characters during BP
CHARACTER0 <= 8'hFF;
// Not Underline
else
CHARACTER0 <= ROM_DATA1;
ROM_ADDRESS <= {CHAR_LATCH_0[14:8],COCO3_VLPR[3:0]}; // COCO3 Text 1 (40 and 80)
end
4'b1000:
begin
RAM_ADDRESS <= RAM_ADDRESS + 1'b1;
CHAR_LATCH_3 <= RAM_DATA[15:0];
end
4'b1010:
begin
RAM_ADDRESS <= RAM_ADDRESS + 1'b1;
CHAR_LATCH_4 <= RAM_DATA[15:0];
//XTEXT only, so no underline
CHARACTER1 <= ROM_DATA1;
ROM_ADDRESS <= {CHAR_LATCH_1[6:0],COCO3_VLPR[3:0]}; // COCO3 Text 1 (40 and 80)
end
4'b1100:
begin
RAM_ADDRESS <= RAM_ADDRESS + 1'b1;
CHAR_LATCH_5 <= RAM_DATA[15:0]; // last read from the previous series
end
4'b1110:
begin
RAM_ADDRESS <= RAM_ADDRESS + 1'b1;
CHAR_LATCH_6 <= RAM_DATA[15:0]; // First read of this series
// Underline
if({COCO,BP,CRES[0],CHAR_LATCH_1[14],UNDERLINE} == 5'b00111)
CHARACTER2 <= 8'hFF;
else
// Not Underline
CHARACTER2 <= ROM_DATA1;
end
endcase
end
`else
always @ (negedge PIX_CLK)
begin
case (PIXEL_COUNT[3:0])
4'b0000:
begin
RAM_ADDRESS <= RAM_ADDRESS_X;
CHAR_LATCH_3 <= RAM_DATA[15:0];
end
4'b0100:
begin
RAM_ADDRESS <= RAM_ADDRESS + 1'b1;
if(({PIXEL_COUNT[5],PIXEL_COUNT[4]} !=2'b00)
&(({COCO,V[0]}==2'b11) // CoCo1 16 byte / line mode
|({COCO,BP,HRES[3],HRES[2],HRES[1]}==5'b01000))) // CoCo3 16/20 bytes/line
begin
CHAR_LATCH_0 <= {CHAR_LATCH_0[11:8],4'h0,CHAR_LATCH_0[3:0],CHAR_LATCH_0[15:12]}; // Rotate into position on 16/20 bytes/line
end
else
begin
if(PIXEL_COUNT[4]
&((COCO) // All other CoCo1 modes
|({COCO,BP,HRES[3],HRES[2],HRES[1]}==5'b01001))) //CoCo3 32/40 bytes/line ?????? might have to add text differences
begin
CHAR_LATCH_0 <= {8'h00,CHAR_LATCH_0[15:8]};
end
else
begin
CHAR_LATCH_0 <= RAM_DATA[15:0]; // Everything else
end
end
end
4'b0101:
begin
if(!COCO)
ROM_ADDRESS <= {CHAR_LATCH_0[6:0],COCO3_VLPR[3:0]}; // COCO3 Text 1 (40 and 80)
else
begin
if({COCO,VID_CONT[0],CHAR_LATCH_0[6:5]} == 4'b1100)
ROM_ADDRESS <= {2'b11, CHAR_LATCH_0[4:0], COCO1_VLPR}; // COCO1 Text 1 with LC
else
ROM_ADDRESS <= {~CHAR_LATCH_0[5], CHAR_LATCH_0[5:0], COCO1_VLPR}; // COCO1 Text 1 w/o LC
end
end
4'b1000:
begin
RAM_ADDRESS <= RAM_ADDRESS + 1'b1;
CHAR_LATCH_1 <= RAM_DATA[15:0];
// Underline
if({COCO,CRES[0],CHAR_LATCH_0[14],UNDERLINE} == 4'b0111) // Removed BP because we ignore characters during BP
CHARACTER0 <= 8'hFF;
// Not Underline
else
CHARACTER0 <= ROM_DATA1;
ROM_ADDRESS <= {CHAR_LATCH_0[14:8],COCO3_VLPR[3:0]}; // COCO3 Text 1 (40 and 80)
end
4'b1010:
begin
//XTEXT only, so no underline
CHARACTER1 <= ROM_DATA1;
ROM_ADDRESS <= {CHAR_LATCH_1[6:0],COCO3_VLPR[3:0]}; // COCO3 Text 1 (40 and 80)
end
4'b1100:
begin
RAM_ADDRESS <= RAM_ADDRESS + 1'b1;
CHAR_LATCH_2 <= RAM_DATA[15:0];
if({COCO,BP,CRES[0],CHAR_LATCH_1[14],UNDERLINE} == 5'b00111)
CHARACTER2 <= 8'hFF;
else
// Not Underline
CHARACTER2 <= ROM_DATA1;
end
endcase
end
`endif
/*****************************************************************************
* Read Character ROM
******************************************************************************/
assign CHARACTER3 = ({COCO,BP,CRES[0],CHAR_LATCH_0[15],BLINK} == 5'b00111) ? 8'h00: // Hires Text blink
({COCO, VID_CONT[1:0], CHAR_LATCH_0[6:5]} == 5'b10000) ? ~CHARACTER0: // Lowres 0-31 Normal UC only (Inverse)
({COCO, VID_CONT[1:0], CHAR_LATCH_0[6:5]} == 5'b10001) ? ~CHARACTER0: // Lowres 32-64 Normal UC only (Inverse)
({COCO, VID_CONT[1:0], CHAR_LATCH_0[6:5]} == 5'b10101) ? ~CHARACTER0: // Lowres 32-64 LC but UC part (Inverse)
({COCO, VID_CONT[1:0], CHAR_LATCH_0[6:5]} == 5'b11010) ? ~CHARACTER0: // Lowres 64-95 Inverse
({COCO, VID_CONT[1:0], CHAR_LATCH_0[6:5]} == 5'b11011) ? ~CHARACTER0: // Lowres 96-128 Inverse
({COCO, VID_CONT[1:0], CHAR_LATCH_0[6:5]} == 5'b11100) ? ~CHARACTER0: // Lowres 0-31 Inverse
({COCO, VID_CONT[1:0], CHAR_LATCH_0[6:5]} == 5'b11110) ? ~CHARACTER0: // Lowres 64-95 Inverse
({COCO, VID_CONT[1:0], CHAR_LATCH_0[6:5]} == 5'b11111) ? ~CHARACTER0: // Lowres 96-128 Inverse
CHARACTER0; // Normal Video
assign CHARACTER4 = ({COCO,BP,CRES[0],CHAR_LATCH_1[15],BLINK} == 5'b00111) ? 8'h00: // Hires Text blink
CHARACTER2; // Normal Video
assign MODE6 = ~VID_CONT[0] ? 1'b0:
(V != 3'b000) ? 1'b0:
~SWITCH5 ? 1'b0:
1'b1;
assign PIXEL0 =
//CoCo1 Text
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[7]} == 5'b10001) ? PALETTEC:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[7]} == 5'b10000) ? PALETTED:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[7]} == 5'b10101) ? PALETTEE:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[7]} == 5'b10100) ? PALETTEF:
//HR Text
({COCO,BP,CRES[0],CHARACTER3[7],CHAR_LATCH_0[13:11]}==7'b0011000) ? PALETTE8:
({COCO,BP,CRES[0],CHARACTER3[7],CHAR_LATCH_0[13:11]}==7'b0011001) ? PALETTE9:
({COCO,BP,CRES[0],CHARACTER3[7],CHAR_LATCH_0[13:11]}==7'b0011010) ? PALETTEA:
({COCO,BP,CRES[0],CHARACTER3[7],CHAR_LATCH_0[13:11]}==7'b0011011) ? PALETTEB:
({COCO,BP,CRES[0],CHARACTER3[7],CHAR_LATCH_0[13:11]}==7'b0011100) ? PALETTEC:
({COCO,BP,CRES[0],CHARACTER3[7],CHAR_LATCH_0[13:11]}==7'b0011101) ? PALETTED:
({COCO,BP,CRES[0],CHARACTER3[7],CHAR_LATCH_0[13:11]}==7'b0011110) ? PALETTEE:
({COCO,BP,CRES[0],CHARACTER3[7],CHAR_LATCH_0[13:11]}==7'b0011111) ? PALETTEF:
({COCO,BP,CRES[0],CHARACTER3[7],CHAR_LATCH_0[10:8]}==7'b0010000) ? PALETTE0:
({COCO,BP,CRES[0],CHARACTER3[7],CHAR_LATCH_0[10:8]}==7'b0010001) ? PALETTE1:
({COCO,BP,CRES[0],CHARACTER3[7],CHAR_LATCH_0[10:8]}==7'b0010010) ? PALETTE2:
({COCO,BP,CRES[0],CHARACTER3[7],CHAR_LATCH_0[10:8]}==7'b0010011) ? PALETTE3:
({COCO,BP,CRES[0],CHARACTER3[7],CHAR_LATCH_0[10:8]}==7'b0010100) ? PALETTE4:
({COCO,BP,CRES[0],CHARACTER3[7],CHAR_LATCH_0[10:8]}==7'b0010101) ? PALETTE5:
({COCO,BP,CRES[0],CHARACTER3[7],CHAR_LATCH_0[10:8]}==7'b0010110) ? PALETTE6:
({COCO,BP,CRES[0],CHARACTER3[7],CHAR_LATCH_0[10:8]}==7'b0010111) ? PALETTE7:
//XTEXT
({COCO,BP,CRES[0],CHARACTER3[7]}==4'b0001) ? PALETTEC:
({COCO,BP,CRES[0],CHARACTER3[7]}==4'b0000) ? PALETTED:
//SG4, SG8, SG12, SG24
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7], SIX,CHAR_LATCH_0[1]} == 6'b100110) ? PALETTE8:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[1]} == 9'b100100011) ? PALETTE0:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[1]} == 9'b100100111) ? PALETTE1:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[1]} == 9'b100101011) ? PALETTE2:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[1]} == 9'b100101111) ? PALETTE3:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[1]} == 9'b100110011) ? PALETTE4:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[1]} == 9'b100110111) ? PALETTE5:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[1]} == 9'b100111011) ? PALETTE6:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[1]} == 9'b100111111) ? PALETTE7:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7], SIX,CHAR_LATCH_0[3]} == 6'b100100) ? PALETTE8:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[3]} == 9'b100100001) ? PALETTE0:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[3]} == 9'b100100101) ? PALETTE1:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[3]} == 9'b100101001) ? PALETTE2:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[3]} == 9'b100101101) ? PALETTE3:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[3]} == 9'b100110001) ? PALETTE4:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[3]} == 9'b100110101) ? PALETTE5:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[3]} == 9'b100111001) ? PALETTE6:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[3]} == 9'b100111101) ? PALETTE7:
//SG6
({COCO,VID_CONT[3],MODE6, CHAR_LATCH_0[7], SG6,CHAR_LATCH_0[1]} == 7'b1010100) ? PALETTE8:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[1]} == 9'b101010101) ? PALETTE2:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[1]} == 9'b101011101) ? PALETTE3:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[1]} == 9'b101110101) ? PALETTE6:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[1]} == 9'b101111101) ? PALETTE7:
({COCO,VID_CONT[3],MODE6, CHAR_LATCH_0[7], SG6,CHAR_LATCH_0[3]} == 7'b1010010) ? PALETTE8:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[3]} == 9'b101010011) ? PALETTE2:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[3]} == 9'b101011011) ? PALETTE3:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[3]} == 9'b101110011) ? PALETTE6:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[3]} == 9'b101111011) ? PALETTE7:
({COCO,VID_CONT[3],MODE6, CHAR_LATCH_0[7], SG6,CHAR_LATCH_0[5]} == 7'b1010000) ? PALETTE8:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[5]} == 9'b101010001) ? PALETTE2:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[5]} == 9'b101011001) ? PALETTE3:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[5]} == 9'b101110001) ? PALETTE6:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[5]} == 9'b101111001) ? PALETTE7:
//Lowres graphics
//2 color
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[7]} == 5'b11100) ? PALETTE8:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[7]} == 5'b11101) ? PALETTE9:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[7]} == 5'b11110) ? PALETTEA:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[7]} == 5'b11111) ? PALETTEB:
//4 color
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[7:6]} == 6'b110000) ? PALETTE0:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[7:6]} == 6'b110001) ? PALETTE1:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[7:6]} == 6'b110010) ? PALETTE2:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[7:6]} == 6'b110011) ? PALETTE3:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[7:6]} == 6'b110100) ? PALETTE4:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[7:6]} == 6'b110101) ? PALETTE5:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[7:6]} == 6'b110110) ? PALETTE6:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[7:6]} == 6'b110111) ? PALETTE7:
// Hires GR
//2 color
({COCO,BP,CRES,CHAR_LATCH_0[7]} == 5'b01000) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_0[7]} == 5'b01001) ? PALETTE1:
//4 Color
({COCO,BP,CRES,CHAR_LATCH_0[7:6]} == 6'b010100) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_0[7:6]} == 6'b010101) ? PALETTE1:
({COCO,BP,CRES,CHAR_LATCH_0[7:6]} == 6'b010110) ? PALETTE2:
({COCO,BP,CRES,CHAR_LATCH_0[7:6]} == 6'b010111) ? PALETTE3:
// 16 color
({COCO,BP,CRES,CHAR_LATCH_0[7:4]} == 8'b01100000) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_0[7:4]} == 8'b01100001) ? PALETTE1:
({COCO,BP,CRES,CHAR_LATCH_0[7:4]} == 8'b01100010) ? PALETTE2:
({COCO,BP,CRES,CHAR_LATCH_0[7:4]} == 8'b01100011) ? PALETTE3:
({COCO,BP,CRES,CHAR_LATCH_0[7:4]} == 8'b01100100) ? PALETTE4:
({COCO,BP,CRES,CHAR_LATCH_0[7:4]} == 8'b01100101) ? PALETTE5:
({COCO,BP,CRES,CHAR_LATCH_0[7:4]} == 8'b01100110) ? PALETTE6:
({COCO,BP,CRES,CHAR_LATCH_0[7:4]} == 8'b01100111) ? PALETTE7:
({COCO,BP,CRES,CHAR_LATCH_0[7:4]} == 8'b01101000) ? PALETTE8:
({COCO,BP,CRES,CHAR_LATCH_0[7:4]} == 8'b01101001) ? PALETTE9:
({COCO,BP,CRES,CHAR_LATCH_0[7:4]} == 8'b01101010) ? PALETTEA:
({COCO,BP,CRES,CHAR_LATCH_0[7:4]} == 8'b01101011) ? PALETTEB:
({COCO,BP,CRES,CHAR_LATCH_0[7:4]} == 8'b01101100) ? PALETTEC:
({COCO,BP,CRES,CHAR_LATCH_0[7:4]} == 8'b01101101) ? PALETTED:
({COCO,BP,CRES,CHAR_LATCH_0[7:4]} == 8'b01101110) ? PALETTEE:
({COCO,BP,CRES,CHAR_LATCH_0[7:4]} == 8'b01101111) ? PALETTEF:
// 256 color mode
({COCO,BP,CRES} == 4'b0111) ? CHAR_LATCH_0[3:0]:
PALETTE8;
assign PIXEL10 =
({COCO,BP,CRES} == 4'b0111) ? CHAR_LATCH_0[7:4]:
4'h0;
assign PIXEL1 =
//CoCo1 Text
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[6]} == 5'b10001) ? PALETTEC:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[6]} == 5'b10000) ? PALETTED:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[6]} == 5'b10101) ? PALETTEE:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[6]} == 5'b10100) ? PALETTEF:
// HR Text
({COCO,BP,CRES[0],CHARACTER3[6],CHAR_LATCH_0[13:11]}==7'b0011000) ? PALETTE8:
({COCO,BP,CRES[0],CHARACTER3[6],CHAR_LATCH_0[13:11]}==7'b0011001) ? PALETTE9:
({COCO,BP,CRES[0],CHARACTER3[6],CHAR_LATCH_0[13:11]}==7'b0011010) ? PALETTEA:
({COCO,BP,CRES[0],CHARACTER3[6],CHAR_LATCH_0[13:11]}==7'b0011011) ? PALETTEB:
({COCO,BP,CRES[0],CHARACTER3[6],CHAR_LATCH_0[13:11]}==7'b0011100) ? PALETTEC:
({COCO,BP,CRES[0],CHARACTER3[6],CHAR_LATCH_0[13:11]}==7'b0011101) ? PALETTED:
({COCO,BP,CRES[0],CHARACTER3[6],CHAR_LATCH_0[13:11]}==7'b0011110) ? PALETTEE:
({COCO,BP,CRES[0],CHARACTER3[6],CHAR_LATCH_0[13:11]}==7'b0011111) ? PALETTEF:
({COCO,BP,CRES[0],CHARACTER3[6],CHAR_LATCH_0[10:8]}==7'b0010000) ? PALETTE0:
({COCO,BP,CRES[0],CHARACTER3[6],CHAR_LATCH_0[10:8]}==7'b0010001) ? PALETTE1:
({COCO,BP,CRES[0],CHARACTER3[6],CHAR_LATCH_0[10:8]}==7'b0010010) ? PALETTE2:
({COCO,BP,CRES[0],CHARACTER3[6],CHAR_LATCH_0[10:8]}==7'b0010011) ? PALETTE3:
({COCO,BP,CRES[0],CHARACTER3[6],CHAR_LATCH_0[10:8]}==7'b0010100) ? PALETTE4:
({COCO,BP,CRES[0],CHARACTER3[6],CHAR_LATCH_0[10:8]}==7'b0010101) ? PALETTE5:
({COCO,BP,CRES[0],CHARACTER3[6],CHAR_LATCH_0[10:8]}==7'b0010110) ? PALETTE6:
({COCO,BP,CRES[0],CHARACTER3[6],CHAR_LATCH_0[10:8]}==7'b0010111) ? PALETTE7:
// XTEXT
({COCO,BP,CRES[0],CHARACTER3[6]}==4'b0001) ? PALETTEC:
({COCO,BP,CRES[0],CHARACTER3[6]}==4'b0000) ? PALETTED:
//SG4, SG8, SG12, SG24
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7], SIX,CHAR_LATCH_0[0]} == 6'b100110) ? PALETTE8:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[0]} == 9'b100100011) ? PALETTE0:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[0]} == 9'b100100111) ? PALETTE1:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[0]} == 9'b100101011) ? PALETTE2:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[0]} == 9'b100101111) ? PALETTE3:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[0]} == 9'b100110011) ? PALETTE4:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[0]} == 9'b100110111) ? PALETTE5:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[0]} == 9'b100111011) ? PALETTE6:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[0]} == 9'b100111111) ? PALETTE7:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7], SIX,CHAR_LATCH_0[2]} == 6'b100100) ? PALETTE8:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[2]} == 9'b100100001) ? PALETTE0:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[2]} == 9'b100100101) ? PALETTE1:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[2]} == 9'b100101001) ? PALETTE2:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[2]} == 9'b100101101) ? PALETTE3:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[2]} == 9'b100110001) ? PALETTE4:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[2]} == 9'b100110101) ? PALETTE5:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[2]} == 9'b100111001) ? PALETTE6:
({COCO,VID_CONT[3],MODE6,CHAR_LATCH_0[7:4],SIX,CHAR_LATCH_0[2]} == 9'b100111101) ? PALETTE7:
//SG6
({COCO,VID_CONT[3],MODE6, CHAR_LATCH_0[7], SG6,CHAR_LATCH_0[0]} == 7'b1010100) ? PALETTE8:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[0]} == 9'b101010101) ? PALETTE2:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[0]} == 9'b101011101) ? PALETTE3:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[0]} == 9'b101110101) ? PALETTE6:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[0]} == 9'b101111101) ? PALETTE7:
({COCO,VID_CONT[3],MODE6, CHAR_LATCH_0[7], SG6,CHAR_LATCH_0[2]} == 7'b1010010) ? PALETTE8:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[2]} == 9'b101010011) ? PALETTE2:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[2]} == 9'b101011011) ? PALETTE3:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[2]} == 9'b101110011) ? PALETTE6:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[2]} == 9'b101111011) ? PALETTE7:
({COCO,VID_CONT[3],MODE6, CHAR_LATCH_0[7], SG6,CHAR_LATCH_0[4]} == 7'b1010000) ? PALETTE8:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[4]} == 9'b101010001) ? PALETTE2:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[4]} == 9'b101011001) ? PALETTE3:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[4]} == 9'b101110001) ? PALETTE6:
({COCO,VID_CONT[3],MODE6,CSS,CHAR_LATCH_0[7:6],SG6,CHAR_LATCH_0[4]} == 9'b101111001) ? PALETTE7:
// Lowres graphics
// 2 color
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[6]} == 5'b11100) ? PALETTE8:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[6]} == 5'b11101) ? PALETTE9:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[6]} == 5'b11110) ? PALETTEA:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[6]} == 5'b11111) ? PALETTEB:
// 4 color
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[5:4]} == 6'b110000) ? PALETTE0:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[5:4]} == 6'b110001) ? PALETTE1:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[5:4]} == 6'b110010) ? PALETTE2:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[5:4]} == 6'b110011) ? PALETTE3:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[5:4]} == 6'b110100) ? PALETTE4:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[5:4]} == 6'b110101) ? PALETTE5:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[5:4]} == 6'b110110) ? PALETTE6:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[5:4]} == 6'b110111) ? PALETTE7:
// Hires GR
// 2 color
({COCO,BP,CRES,CHAR_LATCH_0[6]} == 5'b01000) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_0[6]} == 5'b01001) ? PALETTE1:
// 4 Color
({COCO,BP,CRES,CHAR_LATCH_0[5:4]} == 6'b010100) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_0[5:4]} == 6'b010101) ? PALETTE1:
({COCO,BP,CRES,CHAR_LATCH_0[5:4]} == 6'b010110) ? PALETTE2:
({COCO,BP,CRES,CHAR_LATCH_0[5:4]} == 6'b010111) ? PALETTE3:
// 16 color
({COCO,BP,CRES,CHAR_LATCH_0[3:0]} == 8'b01100000) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_0[3:0]} == 8'b01100001) ? PALETTE1:
({COCO,BP,CRES,CHAR_LATCH_0[3:0]} == 8'b01100010) ? PALETTE2:
({COCO,BP,CRES,CHAR_LATCH_0[3:0]} == 8'b01100011) ? PALETTE3:
({COCO,BP,CRES,CHAR_LATCH_0[3:0]} == 8'b01100100) ? PALETTE4:
({COCO,BP,CRES,CHAR_LATCH_0[3:0]} == 8'b01100101) ? PALETTE5:
({COCO,BP,CRES,CHAR_LATCH_0[3:0]} == 8'b01100110) ? PALETTE6:
({COCO,BP,CRES,CHAR_LATCH_0[3:0]} == 8'b01100111) ? PALETTE7:
({COCO,BP,CRES,CHAR_LATCH_0[3:0]} == 8'b01101000) ? PALETTE8:
({COCO,BP,CRES,CHAR_LATCH_0[3:0]} == 8'b01101001) ? PALETTE9:
({COCO,BP,CRES,CHAR_LATCH_0[3:0]} == 8'b01101010) ? PALETTEA:
({COCO,BP,CRES,CHAR_LATCH_0[3:0]} == 8'b01101011) ? PALETTEB:
({COCO,BP,CRES,CHAR_LATCH_0[3:0]} == 8'b01101100) ? PALETTEC:
({COCO,BP,CRES,CHAR_LATCH_0[3:0]} == 8'b01101101) ? PALETTED:
({COCO,BP,CRES,CHAR_LATCH_0[3:0]} == 8'b01101110) ? PALETTEE:
({COCO,BP,CRES,CHAR_LATCH_0[3:0]} == 8'b01101111) ? PALETTEF:
// 256 color mode
({COCO,BP,CRES} == 4'b0111) ? CHAR_LATCH_0[11:8]:
PALETTE8;
assign PIXEL11 =
({COCO,BP,CRES} == 4'b0111) ? CHAR_LATCH_0[15:12]:
4'h0;
assign PIXEL2 =
//CoCo1 Text
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[5]} == 5'b10001) ? PALETTEC:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[5]} == 5'b10000) ? PALETTED:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[5]} == 5'b10101) ? PALETTEE:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[5]} == 5'b10100) ? PALETTEF:
// HR Text
({COCO,BP,CRES[0],CHARACTER3[5],CHAR_LATCH_0[13:11]}==7'b0011000) ? PALETTE8:
({COCO,BP,CRES[0],CHARACTER3[5],CHAR_LATCH_0[13:11]}==7'b0011001) ? PALETTE9:
({COCO,BP,CRES[0],CHARACTER3[5],CHAR_LATCH_0[13:11]}==7'b0011010) ? PALETTEA:
({COCO,BP,CRES[0],CHARACTER3[5],CHAR_LATCH_0[13:11]}==7'b0011011) ? PALETTEB:
({COCO,BP,CRES[0],CHARACTER3[5],CHAR_LATCH_0[13:11]}==7'b0011100) ? PALETTEC:
({COCO,BP,CRES[0],CHARACTER3[5],CHAR_LATCH_0[13:11]}==7'b0011101) ? PALETTED:
({COCO,BP,CRES[0],CHARACTER3[5],CHAR_LATCH_0[13:11]}==7'b0011110) ? PALETTEE:
({COCO,BP,CRES[0],CHARACTER3[5],CHAR_LATCH_0[13:11]}==7'b0011111) ? PALETTEF:
({COCO,BP,CRES[0],CHARACTER3[5],CHAR_LATCH_0[10:8]}==7'b0010000) ? PALETTE0:
({COCO,BP,CRES[0],CHARACTER3[5],CHAR_LATCH_0[10:8]}==7'b0010001) ? PALETTE1:
({COCO,BP,CRES[0],CHARACTER3[5],CHAR_LATCH_0[10:8]}==7'b0010010) ? PALETTE2:
({COCO,BP,CRES[0],CHARACTER3[5],CHAR_LATCH_0[10:8]}==7'b0010011) ? PALETTE3:
({COCO,BP,CRES[0],CHARACTER3[5],CHAR_LATCH_0[10:8]}==7'b0010100) ? PALETTE4:
({COCO,BP,CRES[0],CHARACTER3[5],CHAR_LATCH_0[10:8]}==7'b0010101) ? PALETTE5:
({COCO,BP,CRES[0],CHARACTER3[5],CHAR_LATCH_0[10:8]}==7'b0010110) ? PALETTE6:
({COCO,BP,CRES[0],CHARACTER3[5],CHAR_LATCH_0[10:8]}==7'b0010111) ? PALETTE7:
// XTEXT
({COCO,BP,CRES[0],CHARACTER3[5]}==4'b0001) ? PALETTEC:
({COCO,BP,CRES[0],CHARACTER3[5]}==4'b0000) ? PALETTED:
// Lowres graphics
// 2 color
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[5]} == 5'b11100) ? PALETTE8:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[5]} == 5'b11101) ? PALETTE9:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[5]} == 5'b11110) ? PALETTEA:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[5]} == 5'b11111) ? PALETTEB:
// 4 color
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[3:2]} == 6'b110000) ? PALETTE0:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[3:2]} == 6'b110001) ? PALETTE1:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[3:2]} == 6'b110010) ? PALETTE2:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[3:2]} == 6'b110011) ? PALETTE3:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[3:2]} == 6'b110100) ? PALETTE4:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[3:2]} == 6'b110101) ? PALETTE5:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[3:2]} == 6'b110110) ? PALETTE6:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[3:2]} == 6'b110111) ? PALETTE7:
// Hires GR
// 2 color
({COCO,BP,CRES,CHAR_LATCH_0[5]} == 5'b01000) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_0[5]} == 5'b01001) ? PALETTE1:
// 4 Color
({COCO,BP,CRES,CHAR_LATCH_0[3:2]} == 6'b010100) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_0[3:2]} == 6'b010101) ? PALETTE1:
({COCO,BP,CRES,CHAR_LATCH_0[3:2]} == 6'b010110) ? PALETTE2:
({COCO,BP,CRES,CHAR_LATCH_0[3:2]} == 6'b010111) ? PALETTE3:
// 16 color
({COCO,BP,CRES,CHAR_LATCH_0[15:12]} == 8'b01100000) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_0[15:12]} == 8'b01100000) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_0[15:12]} == 8'b01100001) ? PALETTE1:
({COCO,BP,CRES,CHAR_LATCH_0[15:12]} == 8'b01100010) ? PALETTE2:
({COCO,BP,CRES,CHAR_LATCH_0[15:12]} == 8'b01100011) ? PALETTE3:
({COCO,BP,CRES,CHAR_LATCH_0[15:12]} == 8'b01100100) ? PALETTE4:
({COCO,BP,CRES,CHAR_LATCH_0[15:12]} == 8'b01100101) ? PALETTE5:
({COCO,BP,CRES,CHAR_LATCH_0[15:12]} == 8'b01100110) ? PALETTE6:
({COCO,BP,CRES,CHAR_LATCH_0[15:12]} == 8'b01100111) ? PALETTE7:
({COCO,BP,CRES,CHAR_LATCH_0[15:12]} == 8'b01101000) ? PALETTE8:
({COCO,BP,CRES,CHAR_LATCH_0[15:12]} == 8'b01101001) ? PALETTE9:
({COCO,BP,CRES,CHAR_LATCH_0[15:12]} == 8'b01101010) ? PALETTEA:
({COCO,BP,CRES,CHAR_LATCH_0[15:12]} == 8'b01101011) ? PALETTEB:
({COCO,BP,CRES,CHAR_LATCH_0[15:12]} == 8'b01101100) ? PALETTEC:
({COCO,BP,CRES,CHAR_LATCH_0[15:12]} == 8'b01101101) ? PALETTED:
({COCO,BP,CRES,CHAR_LATCH_0[15:12]} == 8'b01101110) ? PALETTEE:
({COCO,BP,CRES,CHAR_LATCH_0[15:12]} == 8'b01101111) ? PALETTEF:
// 256 color mode
({COCO,BP,CRES} == 4'b0111) ? CHAR_LATCH_1[3:0]:
PALETTE8;
assign PIXEL12 =
({COCO,BP,CRES} == 4'b0111) ? CHAR_LATCH_1[7:4]:
4'h0;
assign PIXEL3 =
//CoCo1 Text
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[4]} == 5'b10001) ? PALETTEC:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[4]} == 5'b10000) ? PALETTED:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[4]} == 5'b10101) ? PALETTEE:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[4]} == 5'b10100) ? PALETTEF:
// HR Text
({COCO,BP,CRES[0],CHARACTER3[4],CHAR_LATCH_0[13:11]}==7'b0011000) ? PALETTE8:
({COCO,BP,CRES[0],CHARACTER3[4],CHAR_LATCH_0[13:11]}==7'b0011001) ? PALETTE9:
({COCO,BP,CRES[0],CHARACTER3[4],CHAR_LATCH_0[13:11]}==7'b0011010) ? PALETTEA:
({COCO,BP,CRES[0],CHARACTER3[4],CHAR_LATCH_0[13:11]}==7'b0011011) ? PALETTEB:
({COCO,BP,CRES[0],CHARACTER3[4],CHAR_LATCH_0[13:11]}==7'b0011100) ? PALETTEC:
({COCO,BP,CRES[0],CHARACTER3[4],CHAR_LATCH_0[13:11]}==7'b0011101) ? PALETTED:
({COCO,BP,CRES[0],CHARACTER3[4],CHAR_LATCH_0[13:11]}==7'b0011110) ? PALETTEE:
({COCO,BP,CRES[0],CHARACTER3[4],CHAR_LATCH_0[13:11]}==7'b0011111) ? PALETTEF:
({COCO,BP,CRES[0],CHARACTER3[4],CHAR_LATCH_0[10:8]}==7'b0010000) ? PALETTE0:
({COCO,BP,CRES[0],CHARACTER3[4],CHAR_LATCH_0[10:8]}==7'b0010001) ? PALETTE1:
({COCO,BP,CRES[0],CHARACTER3[4],CHAR_LATCH_0[10:8]}==7'b0010010) ? PALETTE2:
({COCO,BP,CRES[0],CHARACTER3[4],CHAR_LATCH_0[10:8]}==7'b0010011) ? PALETTE3:
({COCO,BP,CRES[0],CHARACTER3[4],CHAR_LATCH_0[10:8]}==7'b0010100) ? PALETTE4:
({COCO,BP,CRES[0],CHARACTER3[4],CHAR_LATCH_0[10:8]}==7'b0010101) ? PALETTE5:
({COCO,BP,CRES[0],CHARACTER3[4],CHAR_LATCH_0[10:8]}==7'b0010110) ? PALETTE6:
({COCO,BP,CRES[0],CHARACTER3[4],CHAR_LATCH_0[10:8]}==7'b0010111) ? PALETTE7:
// XTEXT
({COCO,BP,CRES[0],CHARACTER3[4]}==4'b0001) ? PALETTEC:
({COCO,BP,CRES[0],CHARACTER3[4]}==4'b0000) ? PALETTED:
// Lowres graphics
// 2 color
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[4]} == 5'b11100) ? PALETTE8:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[4]} == 5'b11101) ? PALETTE9:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[4]} == 5'b11110) ? PALETTEA:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[4]} == 5'b11111) ? PALETTEB:
// 4 color
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[1:0]} == 6'b110000) ? PALETTE0:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[1:0]} == 6'b110001) ? PALETTE1:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[1:0]} == 6'b110010) ? PALETTE2:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[1:0]} == 6'b110011) ? PALETTE3:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[1:0]} == 6'b110100) ? PALETTE4:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[1:0]} == 6'b110101) ? PALETTE5:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[1:0]} == 6'b110110) ? PALETTE6:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[1:0]} == 6'b110111) ? PALETTE7:
// Hires GR
// 2 color
({COCO,BP,CRES,CHAR_LATCH_0[4]} == 5'b01000) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_0[4]} == 5'b01001) ? PALETTE1:
// 4 Color
({COCO,BP,CRES,CHAR_LATCH_0[1:0]} == 6'b010100) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_0[1:0]} == 6'b010101) ? PALETTE1:
({COCO,BP,CRES,CHAR_LATCH_0[1:0]} == 6'b010110) ? PALETTE2:
({COCO,BP,CRES,CHAR_LATCH_0[1:0]} == 6'b010111) ? PALETTE3:
// 16 color
({COCO,BP,CRES,CHAR_LATCH_0[11:8]} == 8'b01100000) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_0[11:8]} == 8'b01100000) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_0[11:8]} == 8'b01100001) ? PALETTE1:
({COCO,BP,CRES,CHAR_LATCH_0[11:8]} == 8'b01100010) ? PALETTE2:
({COCO,BP,CRES,CHAR_LATCH_0[11:8]} == 8'b01100011) ? PALETTE3:
({COCO,BP,CRES,CHAR_LATCH_0[11:8]} == 8'b01100100) ? PALETTE4:
({COCO,BP,CRES,CHAR_LATCH_0[11:8]} == 8'b01100101) ? PALETTE5:
({COCO,BP,CRES,CHAR_LATCH_0[11:8]} == 8'b01100110) ? PALETTE6:
({COCO,BP,CRES,CHAR_LATCH_0[11:8]} == 8'b01100111) ? PALETTE7:
({COCO,BP,CRES,CHAR_LATCH_0[11:8]} == 8'b01101000) ? PALETTE8:
({COCO,BP,CRES,CHAR_LATCH_0[11:8]} == 8'b01101001) ? PALETTE9:
({COCO,BP,CRES,CHAR_LATCH_0[11:8]} == 8'b01101010) ? PALETTEA:
({COCO,BP,CRES,CHAR_LATCH_0[11:8]} == 8'b01101011) ? PALETTEB:
({COCO,BP,CRES,CHAR_LATCH_0[11:8]} == 8'b01101100) ? PALETTEC:
({COCO,BP,CRES,CHAR_LATCH_0[11:8]} == 8'b01101101) ? PALETTED:
({COCO,BP,CRES,CHAR_LATCH_0[11:8]} == 8'b01101110) ? PALETTEE:
({COCO,BP,CRES,CHAR_LATCH_0[11:8]} == 8'b01101111) ? PALETTEF:
// 256 color mode
({COCO,BP,CRES} == 4'b0111) ? CHAR_LATCH_1[11:8]:
PALETTE8;
assign PIXEL13 =
({COCO,BP,CRES} == 4'b0111) ? CHAR_LATCH_1[15:12]:
4'h0;
assign PIXEL4 =
//CoCo1 Text
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[3]} == 5'b10001) ? PALETTEC:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[3]} == 5'b10000) ? PALETTED:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[3]} == 5'b10101) ? PALETTEE:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[3]} == 5'b10100) ? PALETTEF:
// HR Text
({COCO,BP,CRES[0],CHARACTER3[3],CHAR_LATCH_0[13:11]}==7'b0011000) ? PALETTE8:
({COCO,BP,CRES[0],CHARACTER3[3],CHAR_LATCH_0[13:11]}==7'b0011001) ? PALETTE9:
({COCO,BP,CRES[0],CHARACTER3[3],CHAR_LATCH_0[13:11]}==7'b0011010) ? PALETTEA:
({COCO,BP,CRES[0],CHARACTER3[3],CHAR_LATCH_0[13:11]}==7'b0011011) ? PALETTEB:
({COCO,BP,CRES[0],CHARACTER3[3],CHAR_LATCH_0[13:11]}==7'b0011100) ? PALETTEC:
({COCO,BP,CRES[0],CHARACTER3[3],CHAR_LATCH_0[13:11]}==7'b0011101) ? PALETTED:
({COCO,BP,CRES[0],CHARACTER3[3],CHAR_LATCH_0[13:11]}==7'b0011110) ? PALETTEE:
({COCO,BP,CRES[0],CHARACTER3[3],CHAR_LATCH_0[13:11]}==7'b0011111) ? PALETTEF:
({COCO,BP,CRES[0],CHARACTER3[3],CHAR_LATCH_0[10:8]}==7'b0010000) ? PALETTE0:
({COCO,BP,CRES[0],CHARACTER3[3],CHAR_LATCH_0[10:8]}==7'b0010001) ? PALETTE1:
({COCO,BP,CRES[0],CHARACTER3[3],CHAR_LATCH_0[10:8]}==7'b0010010) ? PALETTE2:
({COCO,BP,CRES[0],CHARACTER3[3],CHAR_LATCH_0[10:8]}==7'b0010011) ? PALETTE3:
({COCO,BP,CRES[0],CHARACTER3[3],CHAR_LATCH_0[10:8]}==7'b0010100) ? PALETTE4:
({COCO,BP,CRES[0],CHARACTER3[3],CHAR_LATCH_0[10:8]}==7'b0010101) ? PALETTE5:
({COCO,BP,CRES[0],CHARACTER3[3],CHAR_LATCH_0[10:8]}==7'b0010110) ? PALETTE6:
({COCO,BP,CRES[0],CHARACTER3[3],CHAR_LATCH_0[10:8]}==7'b0010111) ? PALETTE7:
// XTEXT
({COCO,BP,CRES[0],CHARACTER3[3]}==4'b0001) ? PALETTEC:
({COCO,BP,CRES[0],CHARACTER3[3]}==4'b0000) ? PALETTED:
// Lowres graphics
// 2 color
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[3]} == 5'b11100) ? PALETTE8:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[3]} == 5'b11101) ? PALETTE9:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[3]} == 5'b11110) ? PALETTEA:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[3]} == 5'b11111) ? PALETTEB:
// 4 color
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[15:14]} == 6'b110000) ? PALETTE0:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[15:14]} == 6'b110001) ? PALETTE1:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[15:14]} == 6'b110010) ? PALETTE2:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[15:14]} == 6'b110011) ? PALETTE3:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[15:14]} == 6'b110100) ? PALETTE4:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[15:14]} == 6'b110101) ? PALETTE5:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[15:14]} == 6'b110110) ? PALETTE6:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[15:14]} == 6'b110111) ? PALETTE7:
// Hires GR
// 2 color
({COCO,BP,CRES,CHAR_LATCH_0[3]} == 5'b01000) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_0[3]} == 5'b01001) ? PALETTE1:
// 4 Color
({COCO,BP,CRES,CHAR_LATCH_0[15:14]} == 6'b010100) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_0[15:14]} == 6'b010101) ? PALETTE1:
({COCO,BP,CRES,CHAR_LATCH_0[15:14]} == 6'b010110) ? PALETTE2:
({COCO,BP,CRES,CHAR_LATCH_0[15:14]} == 6'b010111) ? PALETTE3:
// 16 color
({COCO,BP,CRES,CHAR_LATCH_1[7:4]} == 8'b01100000) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_1[7:4]} == 8'b01100001) ? PALETTE1:
({COCO,BP,CRES,CHAR_LATCH_1[7:4]} == 8'b01100010) ? PALETTE2:
({COCO,BP,CRES,CHAR_LATCH_1[7:4]} == 8'b01100011) ? PALETTE3:
({COCO,BP,CRES,CHAR_LATCH_1[7:4]} == 8'b01100100) ? PALETTE4:
({COCO,BP,CRES,CHAR_LATCH_1[7:4]} == 8'b01100101) ? PALETTE5:
({COCO,BP,CRES,CHAR_LATCH_1[7:4]} == 8'b01100110) ? PALETTE6:
({COCO,BP,CRES,CHAR_LATCH_1[7:4]} == 8'b01100111) ? PALETTE7:
({COCO,BP,CRES,CHAR_LATCH_1[7:4]} == 8'b01101000) ? PALETTE8:
({COCO,BP,CRES,CHAR_LATCH_1[7:4]} == 8'b01101001) ? PALETTE9:
({COCO,BP,CRES,CHAR_LATCH_1[7:4]} == 8'b01101010) ? PALETTEA:
({COCO,BP,CRES,CHAR_LATCH_1[7:4]} == 8'b01101011) ? PALETTEB:
({COCO,BP,CRES,CHAR_LATCH_1[7:4]} == 8'b01101100) ? PALETTEC:
({COCO,BP,CRES,CHAR_LATCH_1[7:4]} == 8'b01101101) ? PALETTED:
({COCO,BP,CRES,CHAR_LATCH_1[7:4]} == 8'b01101110) ? PALETTEE:
({COCO,BP,CRES,CHAR_LATCH_1[7:4]} == 8'b01101111) ? PALETTEF:
// 256 color mode
({COCO,BP,CRES} == 4'b0111) ? CHAR_LATCH_2[3:0]:
PALETTE8;
assign PIXEL14 =
({COCO,BP,CRES} == 4'b0111) ? CHAR_LATCH_2[7:4]:
4'h0;
assign PIXEL5 =
//CoCo1 Text
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[2]} == 5'b10001) ? PALETTEC:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[2]} == 5'b10000) ? PALETTED:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[2]} == 5'b10101) ? PALETTEE:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[2]} == 5'b10100) ? PALETTEF:
// HR Text
({COCO,BP,CRES[0],CHARACTER3[2],CHAR_LATCH_0[13:11]}==7'b0011000) ? PALETTE8:
({COCO,BP,CRES[0],CHARACTER3[2],CHAR_LATCH_0[13:11]}==7'b0011001) ? PALETTE9:
({COCO,BP,CRES[0],CHARACTER3[2],CHAR_LATCH_0[13:11]}==7'b0011010) ? PALETTEA:
({COCO,BP,CRES[0],CHARACTER3[2],CHAR_LATCH_0[13:11]}==7'b0011011) ? PALETTEB:
({COCO,BP,CRES[0],CHARACTER3[2],CHAR_LATCH_0[13:11]}==7'b0011100) ? PALETTEC:
({COCO,BP,CRES[0],CHARACTER3[2],CHAR_LATCH_0[13:11]}==7'b0011101) ? PALETTED:
({COCO,BP,CRES[0],CHARACTER3[2],CHAR_LATCH_0[13:11]}==7'b0011110) ? PALETTEE:
({COCO,BP,CRES[0],CHARACTER3[2],CHAR_LATCH_0[13:11]}==7'b0011111) ? PALETTEF:
({COCO,BP,CRES[0],CHARACTER3[2],CHAR_LATCH_0[10:8]}==7'b0010000) ? PALETTE0:
({COCO,BP,CRES[0],CHARACTER3[2],CHAR_LATCH_0[10:8]}==7'b0010001) ? PALETTE1:
({COCO,BP,CRES[0],CHARACTER3[2],CHAR_LATCH_0[10:8]}==7'b0010010) ? PALETTE2:
({COCO,BP,CRES[0],CHARACTER3[2],CHAR_LATCH_0[10:8]}==7'b0010011) ? PALETTE3:
({COCO,BP,CRES[0],CHARACTER3[2],CHAR_LATCH_0[10:8]}==7'b0010100) ? PALETTE4:
({COCO,BP,CRES[0],CHARACTER3[2],CHAR_LATCH_0[10:8]}==7'b0010101) ? PALETTE5:
({COCO,BP,CRES[0],CHARACTER3[2],CHAR_LATCH_0[10:8]}==7'b0010110) ? PALETTE6:
({COCO,BP,CRES[0],CHARACTER3[2],CHAR_LATCH_0[10:8]}==7'b0010111) ? PALETTE7:
// XTEXT
({COCO,BP,CRES[0],CHARACTER3[2]}==4'b0001) ? PALETTEC:
({COCO,BP,CRES[0],CHARACTER3[2]}==4'b0000) ? PALETTED:
// Lowres graphics
// 2 color
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[2]} == 5'b11100) ? PALETTE8:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[2]} == 5'b11101) ? PALETTE9:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[2]} == 5'b11110) ? PALETTEA:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[2]} == 5'b11111) ? PALETTEB:
// 4 color
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[13:12]} == 6'b110000) ? PALETTE0:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[13:12]} == 6'b110001) ? PALETTE1:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[13:12]} == 6'b110010) ? PALETTE2:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[13:12]} == 6'b110011) ? PALETTE3:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[13:12]} == 6'b110100) ? PALETTE4:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[13:12]} == 6'b110101) ? PALETTE5:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[13:12]} == 6'b110110) ? PALETTE6:
({COCO,VID_CONT[3],VID_CONT[0],CSS,CHAR_LATCH_0[13:12]} == 6'b110111) ? PALETTE7:
// Hires GR
// 2 color
({COCO,BP,CRES,CHAR_LATCH_0[2]} == 5'b01000) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_0[2]} == 5'b01001) ? PALETTE1:
// 4 Color
({COCO,BP,CRES,CHAR_LATCH_0[13:12]} == 6'b010100) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_0[13:12]} == 6'b010101) ? PALETTE1:
({COCO,BP,CRES,CHAR_LATCH_0[13:12]} == 6'b010110) ? PALETTE2:
({COCO,BP,CRES,CHAR_LATCH_0[13:12]} == 6'b010111) ? PALETTE3:
// 16 color
({COCO,BP,CRES,CHAR_LATCH_1[3:0]} == 8'b01100000) ? PALETTE0:
({COCO,BP,CRES,CHAR_LATCH_1[3:0]} == 8'b01100001) ? PALETTE1:
({COCO,BP,CRES,CHAR_LATCH_1[3:0]} == 8'b01100010) ? PALETTE2:
({COCO,BP,CRES,CHAR_LATCH_1[3:0]} == 8'b01100011) ? PALETTE3:
({COCO,BP,CRES,CHAR_LATCH_1[3:0]} == 8'b01100100) ? PALETTE4:
({COCO,BP,CRES,CHAR_LATCH_1[3:0]} == 8'b01100101) ? PALETTE5:
({COCO,BP,CRES,CHAR_LATCH_1[3:0]} == 8'b01100110) ? PALETTE6:
({COCO,BP,CRES,CHAR_LATCH_1[3:0]} == 8'b01100111) ? PALETTE7:
({COCO,BP,CRES,CHAR_LATCH_1[3:0]} == 8'b01101000) ? PALETTE8:
({COCO,BP,CRES,CHAR_LATCH_1[3:0]} == 8'b01101001) ? PALETTE9:
({COCO,BP,CRES,CHAR_LATCH_1[3:0]} == 8'b01101010) ? PALETTEA:
({COCO,BP,CRES,CHAR_LATCH_1[3:0]} == 8'b01101011) ? PALETTEB:
({COCO,BP,CRES,CHAR_LATCH_1[3:0]} == 8'b01101100) ? PALETTEC:
({COCO,BP,CRES,CHAR_LATCH_1[3:0]} == 8'b01101101) ? PALETTED:
({COCO,BP,CRES,CHAR_LATCH_1[3:0]} == 8'b01101110) ? PALETTEE:
({COCO,BP,CRES,CHAR_LATCH_1[3:0]} == 8'b01101111) ? PALETTEF:
// 256 color mode
({COCO,BP,CRES} == 4'b0111) ? CHAR_LATCH_2[11:8]:
PALETTE8;
assign PIXEL15 =
({COCO,BP,CRES} == 4'b0111) ? CHAR_LATCH_2[15:12]:
4'h0;
assign PIXEL6 =
//CoCo1 Text
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[1]} == 5'b10001) ? PALETTEC:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[1]} == 5'b10000) ? PALETTED:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[1]} == 5'b10101) ? PALETTEE:
({COCO,VID_CONT[3],CSS,CHAR_LATCH_0[7],CHARACTER3[1]} == 5'b10100) ? PALETTEF:
// HR Text
({COCO,BP,CRES[0],CHARACTER3[1],CHAR_LATCH_0[13:11]}==7'b0011000) ? PALETTE8:
({COCO,BP,CRES[0],CHARACTER3[1],CHAR_LATCH_0[13:11]}==7'b0011001) ? PALETTE9:
({COCO,BP,CRES[0],CHARACTER3[1],CHAR_LATCH_0[13:11]}==7'b0011010) ? PALETTEA:
({COCO,BP,CRES[0],CHARACTER3[1],CHAR_LATCH_0[13:11]}==7'b0011011) ? PALETTEB:
({COCO,BP,CRES[0],CHARACTER3[1],CHAR_LATCH_0[13:11]}==7'b0011100) ? PALETTEC:
({COCO,BP,CRES[0],CHARACTER3[1],CHAR_LATCH_0[13:11]}==7'b0011101) ? PALETTED:
({COCO,BP,CRES[0],CHARACTER3[1],CHAR_LATCH_0[13:11]}==7'b0011110) ? PALETTEE:
({COCO,BP,CRES[0],CHARACTER3[1],CHAR_LATCH_0[13:11]}==7'b0011111) ? PALETTEF:
({COCO,BP,CRES[0],CHARACTER3[1],CHAR_LATCH_0[10:8]}==7'b0010000) ? PALETTE0:
({COCO,BP,CRES[0],CHARACTER3[1],CHAR_LATCH_0[10:8]}==7'b0010001) ? PALETTE1:
({COCO,BP,CRES[0],CHARACTER3[1],CHAR_LATCH_0[10:8]}==7'b0010010) ? PALETTE2:
({COCO,BP,CRES[0],CHARACTER3[1],CHAR_LATCH_0[10:8]}==7'b0010011) ? PALETTE3:
({COCO,BP,CRES[0],CHARACTER3[1],CHAR_LATCH_0[10:8]}==7'b0010100) ? PALETTE4: