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[/] [openmsp430/] [trunk/] [fpga/] [altera_de0_nano_soc/] [doc/] [Terasic/] [DE0_NANO_SOC/] [Demonstrations/] [FPGA/] [DE0_NANO_SOC_Default/] [DE0_NANO_SOC_Default.v] - Rev 221

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//=======================================================
//  This code is generated by Terasic System Builder
//=======================================================
 
//`define ENABLE_HPS
module DE0_NANO_SOC_Default(
 
	//////////// ADC //////////
	output		          		ADC_CONVST,
	output		          		ADC_SCK,
	output		          		ADC_SDI,
	input 		          		ADC_SDO,
	//////////// CLOCK //////////
	input 		          		FPGA_CLK1_50,
	input 		          		FPGA_CLK2_50,
	input 		          		FPGA_CLK3_50,
 
`ifdef ENABLE_HPS
	//////////// HPS //////////
	inout 		          		HPS_CONV_USB_N,
	output		    [14:0]		HPS_DDR3_ADDR,
	output		     [2:0]		HPS_DDR3_BA,
	output		          		HPS_DDR3_CAS_N,
	output		          		HPS_DDR3_CK_N,
	output		          		HPS_DDR3_CK_P,
	output		          		HPS_DDR3_CKE,
	output		          		HPS_DDR3_CS_N,
	output		     [3:0]		HPS_DDR3_DM,
	inout 		    [31:0]		HPS_DDR3_DQ,
	inout 		     [3:0]		HPS_DDR3_DQS_N,
	inout 		     [3:0]		HPS_DDR3_DQS_P,
	output		          		HPS_DDR3_ODT,
	output		          		HPS_DDR3_RAS_N,
	output		          		HPS_DDR3_RESET_N,
	input 		          		HPS_DDR3_RZQ,
	output		          		HPS_DDR3_WE_N,
	output		          		HPS_ENET_GTX_CLK,
	inout 		          		HPS_ENET_INT_N,
	output		          		HPS_ENET_MDC,
	inout 		          		HPS_ENET_MDIO,
	input 		          		HPS_ENET_RX_CLK,
	input 		     [3:0]		HPS_ENET_RX_DATA,
	input 		          		HPS_ENET_RX_DV,
	output		     [3:0]		HPS_ENET_TX_DATA,
	output		          		HPS_ENET_TX_EN,
	inout 		          		HPS_GSENSOR_INT,
	inout 		          		HPS_I2C0_SCLK,
	inout 		          		HPS_I2C0_SDAT,
	inout 		          		HPS_I2C1_SCLK,
	inout 		          		HPS_I2C1_SDAT,
	inout 		          		HPS_KEY,
	inout 		          		HPS_LED,
	inout 		          		HPS_LTC_GPIO,
	output		          		HPS_SD_CLK,
	inout 		          		HPS_SD_CMD,
	inout 		     [3:0]		HPS_SD_DATA,
	output		          		HPS_SPIM_CLK,
	input 		          		HPS_SPIM_MISO,
	output		          		HPS_SPIM_MOSI,
	inout 		          		HPS_SPIM_SS,
	input 		          		HPS_UART_RX,
	output		          		HPS_UART_TX,
	input 		          		HPS_USB_CLKOUT,
	inout 		     [7:0]		HPS_USB_DATA,
	input 		          		HPS_USB_DIR,
	input 		          		HPS_USB_NXT,
	output		          		HPS_USB_STP,
`endif /*ENABLE_HPS*/
 
	//////////// KEY //////////
	input 		     [1:0]		KEY,
 
	//////////// LED //////////
	output		     [7:0]		LED,
 
	//////////// SW //////////
	input 		     [3:0]		SW,
 
	//////////// GPIO_0, GPIO connect to GPIO Default //////////
	inout 		    [35:0]		GPIO_0,
 
	//////////// GPIO_1, GPIO connect to GPIO Default //////////
	inout 		    [35:0]		GPIO_1
);
 
//=======================================================
//  REG/WIRE declarations
//=======================================================
reg  [31:0]	Cont;
 
//=======================================================
//  Structural coding
//=======================================================
 
assign GPIO_0  		=	36'hzzzzzzzz;
assign GPIO_1  		=	36'hzzzzzzzz;
 
always@(posedge FPGA_CLK1_50 or negedge KEY[0])
    begin
        if(!KEY[0])
			 Cont	<=	0;
        else
			 Cont	<=	Cont+1;
    end
 
assign	LED =	KEY[0]? {Cont[25:24],Cont[25:24],Cont[25:24],
                             Cont[25:24],Cont[25:24]}:10'h3ff;
 
endmodule
 

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