DE2-70 IO Setting

module DE2_IO_Test
(
//////////////////// Clock Input ////////////////////
CLOCK_27, // 27 MHz
CLOCK_50, // 50 MHz
EXT_CLOCK, // External Clock
//////////////////// Push Button ////////////////////
KEY, // Pushbutton[3:0]
//////////////////// DPDT Switch ////////////////////
SW, // Toggle Switch[17:0]
//////////////////// 7-SEG Dispaly ////////////////////
HEX0, // Seven Segment Digit 0
HEX1, // Seven Segment Digit 1
HEX2, // Seven Segment Digit 2
HEX3, // Seven Segment Digit 3
HEX4, // Seven Segment Digit 4
HEX5, // Seven Segment Digit 5
HEX6, // Seven Segment Digit 6
HEX7, // Seven Segment Digit 7
//////////////////////// LED ////////////////////////
LEDG, // LED Green[8:0]
LEDR, // LED Red[17:0]
//////////////////////// UART ////////////////////////
UART_TXD, // UART Transmitter
UART_RXD, // UART Receiver
//////////////////////// IRDA ////////////////////////
IRDA_TXD, // IRDA Transmitter
IRDA_RXD, // IRDA Receiver
///////////////////// SDRAM Interface ////////////////
DRAM_DQ, // SDRAM Data bus 16 Bits
DRAM_ADDR, // SDRAM Address bus 12 Bits
DRAM_LDQM, // SDRAM Low-byte Data Mask
DRAM_UDQM, // SDRAM High-byte Data Mask
DRAM_WE_N, // SDRAM Write Enable
DRAM_CAS_N, // SDRAM Column Address Strobe
DRAM_RAS_N, // SDRAM Row Address Strobe
DRAM_CS_N, // SDRAM Chip Select
DRAM_BA_0, // SDRAM Bank Address 0
DRAM_BA_1, // SDRAM Bank Address 0
DRAM_CLK, // SDRAM Clock
DRAM_CKE, // SDRAM Clock Enable
//////////////////// Flash Interface ////////////////
FL_DQ, // FLASH Data bus 8 Bits
FL_ADDR, // FLASH Address bus 22 Bits
FL_WE_N, // FLASH Write Enable
FL_RST_N, // FLASH Reset
FL_OE_N, // FLASH Output Enable
FL_CE_N, // FLASH Chip Enable
//////////////////// SRAM Interface ////////////////
SRAM_DQ, // SRAM Data bus 16 Bits
SRAM_ADDR, // SRAM Address bus 18 Bits
SRAM_UB_N, // SRAM High-byte Data Mask
SRAM_LB_N, // SRAM Low-byte Data Mask
SRAM_WE_N, // SRAM Write Enable
SRAM_CE_N, // SRAM Chip Enable
SRAM_OE_N, // SRAM Output Enable
//////////////////// ISP1362 Interface ////////////////
OTG_DATA, // ISP1362 Data bus 16 Bits
OTG_ADDR, // ISP1362 Address 2 Bits
OTG_CS_N, // ISP1362 Chip Select
OTG_RD_N, // ISP1362 Write
OTG_WR_N, // ISP1362 Read
OTG_RST_N, // ISP1362 Reset
OTG_FSPEED, // USB Full Speed, 0 = Enable, Z = Disable
OTG_LSPEED, // USB Low Speed, 0 = Enable, Z = Disable
OTG_INT0, // ISP1362 Interrupt 0
OTG_INT1, // ISP1362 Interrupt 1
OTG_DREQ0, // ISP1362 DMA Request 0
OTG_DREQ1, // ISP1362 DMA Request 1
OTG_DACK0_N, // ISP1362 DMA Acknowledge 0
OTG_DACK1_N, // ISP1362 DMA Acknowledge 1
//////////////////// LCD Module 16X2 ////////////////
LCD_ON, // LCD Power ON/OFF
LCD_BLON, // LCD Back Light ON/OFF
LCD_RW, // LCD Read/Write Select, 0 = Write, 1 = Read
LCD_EN, // LCD Enable
LCD_RS, // LCD Command/Data Select, 0 = Command, 1 = Data
LCD_DATA, // LCD Data bus 8 bits
//////////////////// SD_Card Interface ////////////////
SD_DAT, // SD Card Data
SD_DAT3, // SD Card Data 3
SD_CMD, // SD Card Command Signal
SD_CLK, // SD Card Clock
//////////////////// USB JTAG link ////////////////////
TDI,   // CPLD -> FPGA (data in)
TCK,   // CPLD -> FPGA (clk)
TCS,   // CPLD -> FPGA (CS)
   TDO,   // FPGA -> CPLD (data out)
//////////////////// I2C ////////////////////////////
I2C_SDAT, // I2C Data
I2C_SCLK, // I2C Clock
//////////////////// PS2 ////////////////////////////
PS2_DAT, // PS2 Data
PS2_CLK, // PS2 Clock
//////////////////// VGA ////////////////////////////
VGA_CLK,   // VGA Clock
VGA_HS, // VGA H_SYNC
VGA_VS, // VGA V_SYNC
VGA_BLANK, // VGA BLANK
VGA_SYNC, // VGA SYNC
VGA_R,   // VGA Red[9:0]
VGA_G, // VGA Green[9:0]
VGA_B,   // VGA Blue[9:0]
//////////// Ethernet Interface ////////////////////////
ENET_DATA, // DM9000A DATA bus 16Bits
ENET_CMD, // DM9000A Command/Data Select, 0 = Command, 1 = Data
ENET_CS_N, // DM9000A Chip Select
ENET_WR_N, // DM9000A Write
ENET_RD_N, // DM9000A Read
ENET_RST_N, // DM9000A Reset
ENET_INT, // DM9000A Interrupt
ENET_CLK, // DM9000A Clock 25 MHz
//////////////// Audio CODEC ////////////////////////
AUD_ADCLRCK, // Audio CODEC ADC LR Clock
AUD_ADCDAT, // Audio CODEC ADC Data
AUD_DACLRCK, // Audio CODEC DAC LR Clock
AUD_DACDAT, // Audio CODEC DAC Data
AUD_BCLK, // Audio CODEC Bit-Stream Clock
AUD_XCK, // Audio CODEC Chip Clock
//////////////// TV Decoder ////////////////////////
TD_DATA,     // TV Decoder Data bus 8 bits
TD_HS, // TV Decoder H_SYNC
TD_VS, // TV Decoder V_SYNC
TD_RESET, // TV Decoder Reset
//////////////////// GPIO ////////////////////////////
GPIO_0, // GPIO Connection 0
GPIO_1 // GPIO Connection 1
);

//////////////////////// Clock Input ////////////////////////
input CLOCK_27; // 27 MHz
input CLOCK_50; // 50 MHz
input EXT_CLOCK; // External Clock
//////////////////////// Push Button ////////////////////////
input [3:0] KEY; // Pushbutton[3:0]
//////////////////////// DPDT Switch ////////////////////////
input [17:0] SW; // Toggle Switch[17:0]
//////////////////////// 7-SEG Dispaly ////////////////////////
output [6:0] HEX0; // Seven Segment Digit 0
output [6:0] HEX1; // Seven Segment Digit 1
output [6:0] HEX2; // Seven Segment Digit 2
output [6:0] HEX3; // Seven Segment Digit 3
output [6:0] HEX4; // Seven Segment Digit 4
output [6:0] HEX5; // Seven Segment Digit 5
output [6:0] HEX6; // Seven Segment Digit 6
output [6:0] HEX7; // Seven Segment Digit 7
//////////////////////////// LED ////////////////////////////
output [8:0] LEDG; // LED Green[8:0]
output [17:0] LEDR; // LED Red[17:0]
//////////////////////////// UART ////////////////////////////
output UART_TXD; // UART Transmitter
input UART_RXD; // UART Receiver
//////////////////////////// IRDA ////////////////////////////
output IRDA_TXD; // IRDA Transmitter
input IRDA_RXD; // IRDA Receiver
/////////////////////// SDRAM Interface ////////////////////////
inout [15:0] DRAM_DQ; // SDRAM Data bus 16 Bits
output [11:0] DRAM_ADDR; // SDRAM Address bus 12 Bits
output DRAM_LDQM; // SDRAM Low-byte Data Mask
output DRAM_UDQM; // SDRAM High-byte Data Mask
output DRAM_WE_N; // SDRAM Write Enable
output DRAM_CAS_N; // SDRAM Column Address Strobe
output DRAM_RAS_N; // SDRAM Row Address Strobe
output DRAM_CS_N; // SDRAM Chip Select
output DRAM_BA_0; // SDRAM Bank Address 0
output DRAM_BA_1; // SDRAM Bank Address 0
output DRAM_CLK; // SDRAM Clock
output DRAM_CKE; // SDRAM Clock Enable
//////////////////////// Flash Interface ////////////////////////
inout [7:0] FL_DQ; // FLASH Data bus 8 Bits
output [21:0] FL_ADDR; // FLASH Address bus 22 Bits
output FL_WE_N; // FLASH Write Enable
output FL_RST_N; // FLASH Reset
output FL_OE_N; // FLASH Output Enable
output FL_CE_N; // FLASH Chip Enable
//////////////////////// SRAM Interface ////////////////////////
inout [15:0] SRAM_DQ; // SRAM Data bus 16 Bits
output [17:0] SRAM_ADDR; // SRAM Address bus 18 Bits
output SRAM_UB_N; // SRAM High-byte Data Mask
output SRAM_LB_N; // SRAM Low-byte Data Mask
output SRAM_WE_N; // SRAM Write Enable
output SRAM_CE_N; // SRAM Chip Enable
output SRAM_OE_N; // SRAM Output Enable
//////////////////// ISP1362 Interface ////////////////////////
inout [15:0] OTG_DATA; // ISP1362 Data bus 16 Bits
output [1:0] OTG_ADDR; // ISP1362 Address 2 Bits
output OTG_CS_N; // ISP1362 Chip Select
output OTG_RD_N; // ISP1362 Write
output OTG_WR_N; // ISP1362 Read
output OTG_RST_N; // ISP1362 Reset
output OTG_FSPEED; // USB Full Speed, 0 = Enable, Z = Disable
output OTG_LSPEED; // USB Low Speed, 0 = Enable, Z = Disable
input OTG_INT0; // ISP1362 Interrupt 0
input OTG_INT1; // ISP1362 Interrupt 1
input OTG_DREQ0; // ISP1362 DMA Request 0
input OTG_DREQ1; // ISP1362 DMA Request 1
output OTG_DACK0_N; // ISP1362 DMA Acknowledge 0
output OTG_DACK1_N; // ISP1362 DMA Acknowledge 1
//////////////////// LCD Module 16X2 ////////////////////////////
inout [7:0] LCD_DATA; // LCD Data bus 8 bits
output LCD_ON; // LCD Power ON/OFF
output LCD_BLON; // LCD Back Light ON/OFF
output LCD_RW; // LCD Read/Write Select, 0 = Write, 1 = Read
output LCD_EN; // LCD Enable
output LCD_RS; // LCD Command/Data Select, 0 = Command, 1 = Data
//////////////////// SD Card Interface ////////////////////////
inout SD_DAT; // SD Card Data
inout SD_DAT3; // SD Card Data 3
inout SD_CMD; // SD Card Command Signal
output SD_CLK; // SD Card Clock
//////////////////////// I2C ////////////////////////////////
inout I2C_SDAT; // I2C Data
output I2C_SCLK; // I2C Clock
//////////////////////// PS2 ////////////////////////////////
input PS2_DAT; // PS2 Data
input PS2_CLK; // PS2 Clock
//////////////////// USB JTAG link ////////////////////////////
input   TDI; // CPLD -> FPGA (data in)
input   TCK; // CPLD -> FPGA (clk)
input   TCS; // CPLD -> FPGA (CS)
output TDO; // FPGA -> CPLD (data out)
//////////////////////// VGA ////////////////////////////
output VGA_CLK;   // VGA Clock
output VGA_HS; // VGA H_SYNC
output VGA_VS; // VGA V_SYNC
output VGA_BLANK; // VGA BLANK
output VGA_SYNC; // VGA SYNC
output [9:0] VGA_R;   // VGA Red[9:0]
output [9:0] VGA_G; // VGA Green[9:0]
output [9:0] VGA_B;   // VGA Blue[9:0]
//////////////// Ethernet Interface ////////////////////////////
inout [15:0] ENET_DATA; // DM9000A DATA bus 16Bits
output ENET_CMD; // DM9000A Command/Data Select, 0 = Command, 1 = Data
output ENET_CS_N; // DM9000A Chip Select
output ENET_WR_N; // DM9000A Write
output ENET_RD_N; // DM9000A Read
output ENET_RST_N; // DM9000A Reset
input ENET_INT; // DM9000A Interrupt
output ENET_CLK; // DM9000A Clock 25 MHz
//////////////////// Audio CODEC ////////////////////////////
inout AUD_ADCLRCK; // Audio CODEC ADC LR Clock
input AUD_ADCDAT; // Audio CODEC ADC Data
inout AUD_DACLRCK; // Audio CODEC DAC LR Clock
output AUD_DACDAT; // Audio CODEC DAC Data
inout AUD_BCLK; // Audio CODEC Bit-Stream Clock
output AUD_XCK; // Audio CODEC Chip Clock
//////////////////// TV Devoder ////////////////////////////
input [7:0] TD_DATA;     // TV Decoder Data bus 8 bits
input TD_HS; // TV Decoder H_SYNC
input TD_VS; // TV Decoder V_SYNC
output TD_RESET; // TV Decoder Reset
//////////////////////// GPIO ////////////////////////////////
inout [35:0] GPIO_0; // GPIO Connection 0
inout [35:0] GPIO_1; // GPIO Connection 1

// Turn on all display(7-seg)
assign HEX0 = 7'h00;
assign HEX1 = 7'h00;
assign HEX2 = 7'h00;
assign HEX3 = 7'h00;
assign HEX4 = 7'h00;
assign HEX5 = 7'h00;
assign HEX6 = 7'h00;
assign HEX7 = 7'h00;
//assign LEDG = 9'h1FF;
assign LEDR = 18'h3FFFF;
assign LCD_ON = 1'b1;
assign LCD_BLON = 1'b1;

// All inout port turn to tri-state
assign DRAM_DQ = 16'hzzzz;
assign FL_DQ = 8'hzz;
assign SRAM_DQ = 16'hzzzz;
assign OTG_DATA = 16'hzzzz;
assign LCD_DATA = 8'hzz;
assign SD_DAT = 1'bz;
assign ENET_DATA = 16'hzzzz;
assign AUD_ADCLRCK = 1'bz;
assign AUD_DACLRCK = 1'bz;
assign AUD_BCLK = 1'bz;
assign GPIO_0 = 36'hzzzzzzzzz;
//assign GPIO_1 = 36'hzzzzzzzzz;

wire [7:0] LCM_DATA; // LCM Data 8 Bits
wire LCM_GRST; // LCM Global Reset
wire LCM_SHDB; // LCM Sleep Mode
wire LCM_DCLK; // LCM Clcok
wire LCM_HSYNC; // LCM HSYNC
wire LCM_VSYNC; // LCM VSYNC
wire LCM_SCLK; // LCM I2C Clock
wire LCM_SDAT; // LCM I2C Data
wire LCM_SCEN; // LCM I2C Enable