BSI-901-fpga-software/c64_pro.srcs/sources_1/rtl/c64pro_top.v

`timescale 1 ns / 1 ps

module c64pro_top#
	(
		parameter	VERSION 				= 32'h20000005	,		
		parameter	CLK_FREQ 				= 100			,
		parameter	CLK_PERIOD				= 10			,
		
		//-----------------------------------------	RHS2116
		parameter	RSH2116_QTY				= 4				,
		
		//-----------------------------------------	ADS1299
		parameter	ADS1299_QTY				= 8				,
		parameter	ADS1299_SPI_QTY			= 4
	)
	(
		//---------------------------------------------	PS: DDR
		inout	[14:0]				DDR_addr				,
		inout	[ 2:0]				DDR_ba					,
		inout						DDR_cas_n				,
		inout						DDR_ck_n				,
		inout						DDR_ck_p				,
		inout						DDR_cke					,
		inout						DDR_cs_n				,
		inout	[ 3:0]				DDR_dm					,
		inout	[31:0]				DDR_dq					,
		inout	[ 3:0]				DDR_dqs_n				,
		inout	[ 3:0]				DDR_dqs_p				,
		inout						DDR_odt					,
		inout						DDR_ras_n				,
		inout						DDR_reset_n				,
		inout						DDR_we_n				,
		inout						FIXED_IO_ddr_vrn		,
		inout						FIXED_IO_ddr_vrp		,
		inout	[53:0]				FIXED_IO_mio			,
		inout						FIXED_IO_ps_clk			,
		inout						FIXED_IO_ps_porb		,
		inout						FIXED_IO_ps_srstb		,
		
		//---------------------------------------------	Power Management
		inout						gauge_scl				,
		inout						gauge_sda				,
		input						gauge_indicate			,
		output						power_on_rsh2116_a		,	//analog
		output						power_on_rsh2116_d		,	//digtal
		output						power_on_ads1299		,
		output						power_on_z				,
		output						power_sw_z				,
		
		//---------------------------------------------	impl measure
		inout						z_scl					,
		inout						z_sda					,
		
		//---------------------------------------------	Display LED
		output						led_state				,
	//	output						led_charge				,
		output						led_wifi				,
		output						led_stim				,
		
		//---------------------------------------------	RSH2116
		output	[RSH2116_QTY-1:0]	rsh2116_enable			,
		output	[RSH2116_QTY-1:0]	rsh2116_spi_cs			,
		output	[RSH2116_QTY-1:0]	rsh2116_spi_sclk		,
		output	[RSH2116_QTY-1:0]	rsh2116_spi_mosi		,
		input	[RSH2116_QTY-1:0]	rsh2116_spi_miso		,

		//---------------------------------------------	ADS1299 for EEG
		output	[ADS1299_QTY-1:0]	eeg_ads1299_spi_cs		,
		output	[          4-1:0]	eeg_ads1299_spi_sclk	,
		output	[          4-1:0]	eeg_ads1299_spi_mosi	,
		input	[          4-1:0]	eeg_ads1299_spi_miso	,
		input	[          4-1:0]	eeg_ads1299_drdy_n		,
		output						eeg_ads1299_start		,

		//---------------------------------------------	ADS1299 for EMG
		output						emg_ads1299_spi_cs		,
		output						emg_ads1299_spi_sclk	,
		output						emg_ads1299_spi_mosi	,
		input						emg_ads1299_spi_miso	,
		input						emg_ads1299_drdy_n		,
		output						emg_ads1299_start		,
		output						emg_ads1299_reset_n		,
		output						emg_ads1299_pwdn_n		,

		//---------------------------------------------	ADG1414
		output						adg1414_spi_sync		,
		output						adg1414_spi_sclk		,
		output						adg1414_spi_mosi		,
		input						adg1414_spi_miso		,
		
		//---------------------------------------------	MEMS
		output						accel_spi_cs			,
		output						accel_spi_sclk			,
		output						accel_spi_mosi			,
		inout						accel_spi_miso			,
		input						accel_int0				,
		input						accel_int1				,

		//---------------------------------------------	Trigger
		input		[ 3-1:0]		trigger_i				,
		output	reg	[ 1-1:0]		trigger_o				,
		
		//---------------------------------------------	usb plug check
		input						usb_power_check			,
		
		//---------------------------------------------	For developer
		output		[ 2-1:0]		led_pl
	);
	
	//*****************************************************************************
	// Parameter definition
	//*****************************************************************************
	
	
	//*****************************************************************************
	// Internal register and wire declarations
	//*****************************************************************************
	wire						clk					;
	wire						rst_n				;
	
	wire	[13-1:0]			bram_stim_addr		;
	wire						bram_stim_clk		;
	wire	[32-1:0]			bram_stim_din		;
	wire	[32-1:0]			bram_stim_dout		;
	wire						bram_stim_en		;
	wire						bram_stim_rst		;
	wire	[ 4-1:0]			bram_stim_we		;
	
	wire	[13-1:0]			bram_eeg_addr		;
	wire						bram_eeg_clk		;
	wire	[32-1:0]			bram_eeg_din		;
	wire	[32-1:0]			bram_eeg_dout		;
	wire						bram_eeg_en			;
	wire						bram_eeg_rst		;
	wire	[ 4-1:0]			bram_eeg_we			;
	
	wire	[13-1:0]			bram_emg_addr		;
	wire						bram_emg_clk		;
	wire	[32-1:0]			bram_emg_din		;
	wire	[32-1:0]			bram_emg_dout		;
	wire						bram_emg_en			;
	wire						bram_emg_rst		;
	wire	[ 4-1:0]			bram_emg_we			;
	
	wire	[13-1:0]			bram_accel_addr		;
	wire						bram_accel_clk		;
	wire	[32-1:0]			bram_accel_din		;
	wire	[32-1:0]			bram_accel_dout		;
	wire						bram_accel_en		;
	wire						bram_accel_rst		;
	wire	[ 4-1:0]			bram_accel_we		;
	
	wire	[13-1:0]			bram_msg_addr		;
	wire						bram_msg_clk		;
	wire	[32-1:0]			bram_msg_din		;
	wire	[32-1:0]			bram_msg_dout		;
	wire						bram_msg_en			;
	wire						bram_msg_rst		;
	wire	[ 4-1:0]			bram_msg_we			;
	
	wire						stim_int			;
	wire						eeg_int				;
	wire						emg_int				;
	wire						accel_int			;
	
	wire	[32-1:0]			axis_stim_tdata		;
	wire						axis_stim_tlast		;
	wire						axis_stim_tready	;
	wire						axis_stim_tvalid	;

	wire						axis_record_tfull	;
	wire	[ 8-1:0]			axis_record_tdata	;
	wire	[ 1-1:0]			axis_record_tkeep	;
	wire						axis_record_tlast	;
	wire						axis_record_tready	;
	wire						axis_record_tvalid	;
	
	wire	[ 8-1:0]			gpio0_0_tri_i		;
	wire	[32-1:0]			gpio0_1_tri_o		;

	wire	[ 4-1:0]			debug_sig			;
	
	wire	[ADS1299_QTY-1:0]	eeg_spi_cs			;
	wire	[          4-1:0]	eeg_spi_sclk		;
	wire	[          4-1:0]	eeg_spi_mosi		;
	wire	[          4-1:0]	eeg_spi_miso		;

	wire						trigger_reset		;
	wire	[32-1:0]			trigger_in			;
	wire	[32-1:0]			trigger_out			;

	wire	[ 3-1:0]			led_cmd_wifi		;
	
	
	//*****************************************************************************
	// Instantiation
	//*****************************************************************************
	
	design_a9_1_wrapper u_ps_a9_1
		(
			.clk					( clk					),
			.rst_n					( rst_n					),
			
			.DDR_addr				( DDR_addr				),
			.DDR_ba					( DDR_ba				),
			.DDR_cas_n				( DDR_cas_n				),
			.DDR_ck_n				( DDR_ck_n				),
			.DDR_ck_p				( DDR_ck_p				),
			.DDR_cke				( DDR_cke				),
			.DDR_cs_n				( DDR_cs_n				),
			.DDR_dm					( DDR_dm				),
			.DDR_dq					( DDR_dq				),
			.DDR_dqs_n				( DDR_dqs_n				),
			.DDR_dqs_p				( DDR_dqs_p				),
			.DDR_odt				( DDR_odt				),
			.DDR_ras_n				( DDR_ras_n				),
			.DDR_reset_n			( DDR_reset_n			),
			.DDR_we_n				( DDR_we_n				),
			.FIXED_IO_ddr_vrn		( FIXED_IO_ddr_vrn		),
			.FIXED_IO_ddr_vrp		( FIXED_IO_ddr_vrp		),
			.FIXED_IO_mio			( FIXED_IO_mio			),
			.FIXED_IO_ps_clk		( FIXED_IO_ps_clk		),
			.FIXED_IO_ps_porb		( FIXED_IO_ps_porb		),
			.FIXED_IO_ps_srstb		( FIXED_IO_ps_srstb		),
	
			.int0					( stim_int				),
			.int1					( eeg_int				),
			.int2					( emg_int				),
			.int3					( accel_int				),

			.bram_stim_addr			( bram_stim_addr		),
			.bram_stim_clk			( bram_stim_clk			),
			.bram_stim_din			( bram_stim_din			),
			.bram_stim_dout			( bram_stim_dout		),
			.bram_stim_en			( bram_stim_en			),
			.bram_stim_rst			( bram_stim_rst			),
			.bram_stim_we			( bram_stim_we			),
			
			.bram_eeg_addr			( bram_eeg_addr			),
			.bram_eeg_clk			( bram_eeg_clk			),
			.bram_eeg_din			( bram_eeg_din			),
			.bram_eeg_dout			( bram_eeg_dout			),
			.bram_eeg_en			( bram_eeg_en			),
			.bram_eeg_rst			( bram_eeg_rst			),
			.bram_eeg_we			( bram_eeg_we			),
			
			.bram_emg_addr			( bram_emg_addr			),
			.bram_emg_clk			( bram_emg_clk			),
			.bram_emg_din			( bram_emg_din			),
			.bram_emg_dout			( bram_emg_dout			),
			.bram_emg_en			( bram_emg_en			),
			.bram_emg_rst			( bram_emg_rst			),
			.bram_emg_we			( bram_emg_we			),
			
			.bram_mems_addr			( bram_accel_addr		),
			.bram_mems_clk			( bram_accel_clk		),
			.bram_mems_din			( bram_accel_din		),
			.bram_mems_dout			( bram_accel_dout		),
			.bram_mems_en			( bram_accel_en			),
			.bram_mems_rst			( bram_accel_rst		),
			.bram_mems_we			( bram_accel_we			),
			
			.bram_msg_addr			( bram_msg_addr			),
			.bram_msg_clk			( bram_msg_clk			),
			.bram_msg_din			( bram_msg_din			),
			.bram_msg_dout			( bram_msg_dout			),
			.bram_msg_en			( bram_msg_en			),
			.bram_msg_rst			( bram_msg_rst			),
			.bram_msg_we			( bram_msg_we			),

			.m_axis_stim_tdata		( axis_stim_tdata		),
			.m_axis_stim_tlast		( axis_stim_tlast		),
			.m_axis_stim_tready		( axis_stim_tready		),
			.m_axis_stim_tvalid		( axis_stim_tvalid		),

			.s_axis_record_tfull	( axis_record_tfull		),
			.s_axis_record_tdata	( axis_record_tdata		),
			.s_axis_record_tkeep	( axis_record_tkeep		),
			.s_axis_record_tlast	( axis_record_tlast		),
			.s_axis_record_tready	( axis_record_tready	),
			.s_axis_record_tvalid	( axis_record_tvalid	),
			
			.gpio0_0_tri_i			( gpio0_0_tri_i			),
			.gpio0_1_tri_o			( gpio0_1_tri_o			),
			
			//gauge
			.iic0_scl_io			( gauge_scl				),
			.iic0_sda_io			( gauge_sda				),

			//Z
			.iic1_scl_io			( z_scl					),
    		.iic1_sda_io			( z_sda					)
		);
	
	pl_top#
		(
			.VERSION				( VERSION				),
			.CLK_FREQ				( CLK_FREQ				),
			.CLK_PERIOD				( CLK_PERIOD			),
			.RSH2116_QTY			( RSH2116_QTY			),
			.ADS1299_QTY			( ADS1299_QTY			),
			.ADS1299_SPI_QTY		( ADS1299_SPI_QTY		)
		)
	u_pl_top
		(
			.clk					( clk					),
			.rst_n					( rst_n					),

			.bram_stim_addr			( bram_stim_addr		),
			.bram_stim_clk			( bram_stim_clk			),
			.bram_stim_din			( bram_stim_din			),
			.bram_stim_dout			( bram_stim_dout		),
			.bram_stim_en			( bram_stim_en			),
			.bram_stim_rst			( bram_stim_rst			),
			.bram_stim_we			( bram_stim_we			),
			
			.bram_eeg_addr			( bram_eeg_addr			),
			.bram_eeg_clk			( bram_eeg_clk			),
			.bram_eeg_din			( bram_eeg_din			),
			.bram_eeg_dout			( bram_eeg_dout			),
			.bram_eeg_en			( bram_eeg_en			),
			.bram_eeg_rst			( bram_eeg_rst			),
			.bram_eeg_we			( bram_eeg_we			),
			
			.bram_emg_addr			( bram_emg_addr			),
			.bram_emg_clk			( bram_emg_clk			),
			.bram_emg_din			( bram_emg_din			),
			.bram_emg_dout			( bram_emg_dout			),
			.bram_emg_en			( bram_emg_en			),
			.bram_emg_rst			( bram_emg_rst			),
			.bram_emg_we			( bram_emg_we			),
			
			.bram_accel_addr		( bram_accel_addr		),
			.bram_accel_clk			( bram_accel_clk		),
			.bram_accel_din			( bram_accel_din		),
			.bram_accel_dout		( bram_accel_dout		),
			.bram_accel_en			( bram_accel_en			),
			.bram_accel_rst			( bram_accel_rst		),
			.bram_accel_we			( bram_accel_we			),
			
			.bram_msg_addr			( bram_msg_addr			),
			.bram_msg_clk			( bram_msg_clk			),
			.bram_msg_din			( bram_msg_din			),
			.bram_msg_dout			( bram_msg_dout			),
			.bram_msg_en			( bram_msg_en			),
			.bram_msg_rst			( bram_msg_rst			),
			.bram_msg_we			( bram_msg_we			),
			
			.stim_int				( stim_int				),
			.eeg_int				( eeg_int				),
			.emg_int				( emg_int				),
			.accel_int				( accel_int				),
			
			//------------------------------------------ FIFO: stim input and record output
			.m_axis_stim_tdata		( axis_stim_tdata		),
			.m_axis_stim_tlast		( axis_stim_tlast		),
			.m_axis_stim_tready		( axis_stim_tready		),
			.m_axis_stim_tvalid		( axis_stim_tvalid		),
			
			.m_axis_record_tfull	( axis_record_tfull		),
			.m_axis_record_tdata	( axis_record_tdata		),
			.m_axis_record_tkeep	( axis_record_tkeep		),
			.m_axis_record_tlast	( axis_record_tlast		),
			.m_axis_record_tready	( axis_record_tready	),
			.m_axis_record_tvalid	( axis_record_tvalid	),
			
			//------------------------------------------ device: RHS2116
			.rsh2116_enable			( rsh2116_enable		),
			.rsh2116_spi_cs			( rsh2116_spi_cs		),
			.rsh2116_spi_sclk		( rsh2116_spi_sclk		),
			.rsh2116_spi_mosi		( rsh2116_spi_mosi		),
			.rsh2116_spi_miso		( rsh2116_spi_miso		),
			
			//------------------------------------------ device: ads1299 eeg
			.eeg_ads1299_spi_cs		( eeg_spi_cs			),
			.eeg_ads1299_spi_sclk	( eeg_spi_sclk			),
			.eeg_ads1299_spi_mosi	( eeg_spi_mosi			),
			.eeg_ads1299_spi_miso	( eeg_spi_miso			),
			.eeg_ads1299_drdy_n		( eeg_ads1299_drdy_n	),
			.eeg_ads1299_start		( eeg_ads1299_start		),
			
			//------------------------------------------ device: ads1299 emg
			.emg_ads1299_spi_cs		( emg_ads1299_spi_cs	),
			.emg_ads1299_spi_sclk	( emg_ads1299_spi_sclk	),
			.emg_ads1299_spi_mosi	( emg_ads1299_spi_mosi	),
			.emg_ads1299_spi_miso	( emg_ads1299_spi_miso	),
			.emg_ads1299_drdy_n		( emg_ads1299_drdy_n	),
			.emg_ads1299_start		( emg_ads1299_start		),
			.emg_ads1299_reset_n	( emg_ads1299_reset_n	),
			.emg_ads1299_pwdn_n		( emg_ads1299_pwdn_n	),

			//------------------------------------------ device: MEMS
			.accel_spi_cs			( accel_spi_cs			),
			.accel_spi_sclk			( accel_spi_sclk		),
			.accel_spi_mosi			( accel_spi_mosi		),
			.accel_spi_miso			( accel_spi_miso		),
			.accel_int0				( accel_int0			),
			.accel_int1				( accel_int1			),

			//------------------------------------------ ADG1414
			.adg1414_spi_sync		( adg1414_spi_sync		),
			.adg1414_spi_sclk		( adg1414_spi_sclk		),
			.adg1414_spi_mosi		( adg1414_spi_mosi		),
			.adg1414_spi_miso		( adg1414_spi_miso		),

			//------------------------------------------ Trigger
			.trigger_reset			( trigger_reset			),
			.trigger_in				( trigger_in			),
			.trigger_out			( trigger_out			),

			//------------------------------------------ Debug
			.debug_sig				( debug_sig				)
		);
		
	led_ctrl#
		(
			.CLK_PERIOD		( CLK_PERIOD	)
		)
	u_led_wifi
		(
			.clk			( clk			),
			.rst_n			( rst_n			),
			
			.cmd			( led_cmd_wifi	),
			.led			( led_wifi		)
		);

	//*****************************************************************************
	always @ ( posedge clk or negedge rst_n ) begin
		if( !rst_n )
			trigger_o <= 1'b0;
		else if ( trigger_out==32'h000003E8 )
			trigger_o <= 1'b1;
		else if ( trigger_out==32'h000003E9 )
			trigger_o <= 1'b0;
	end
		
	//*****************************************************************************
	// Wire assignment
	//*****************************************************************************
	//gpio0_0: input with interrupt
	assign gpio0_0_tri_i[0] = gauge_indicate;
	assign gpio0_0_tri_i[1] = accel_int0;
	assign gpio0_0_tri_i[2] = accel_int1;
	assign gpio0_0_tri_i[3] = usb_power_check;
	assign gpio0_0_tri_i[4] = 1'b0;
	assign gpio0_0_tri_i[5] = 1'b0;
	assign gpio0_0_tri_i[6] = 1'b0;
	assign gpio0_0_tri_i[7] = 1'b0;
	
	//gpio0_1: output
	assign power_on_rsh2116_a	= gpio0_1_tri_o[ 0];
	assign power_on_rsh2116_d	= gpio0_1_tri_o[ 1];
	assign power_on_ads1299		= gpio0_1_tri_o[ 2];
	assign led_state			= gpio0_1_tri_o[ 3];
	assign led_stim				= gpio0_1_tri_o[ 4];
	assign led_cmd_wifi[0]		= gpio0_1_tri_o[ 5];
	assign led_cmd_wifi[1]		= gpio0_1_tri_o[ 6];
	assign led_cmd_wifi[2]		= gpio0_1_tri_o[ 7];

	assign	trigger_reset		= gpio0_1_tri_o[ 8];
	assign	power_on_z			= gpio0_1_tri_o[ 9];
	assign	power_sw_z			= gpio0_1_tri_o[10];

	assign	trigger_in			= {29'd0, trigger_i};
//	assign	trigger_o			= (trigger_out==32'h000003E8)? 1'b1:((trigger_out==32'h000003E9)? 1'b1:1'b0);
	
	assign	led_pl[1]			= 1'b0;
	assign	led_pl[0]			= 1'b0;

	// assign	led_pl[1]			= debug_sig[0];	//r75
	// assign	led_pl[0]			= debug_sig[1];	//r76
	// assign	led_state			= debug_sig[2];
	// assign	led_stim			= debug_sig[3];

	assign eeg_ads1299_spi_cs[0]	= eeg_spi_cs[0];
	assign eeg_ads1299_spi_cs[1]	= eeg_spi_cs[1];
	assign eeg_ads1299_spi_cs[2]	= eeg_spi_cs[2];
	assign eeg_ads1299_spi_cs[3]	= eeg_spi_cs[3];
	assign eeg_ads1299_spi_cs[4]	= eeg_spi_cs[4];
	assign eeg_ads1299_spi_cs[5]	= eeg_spi_cs[5];
	assign eeg_ads1299_spi_cs[6]	= eeg_spi_cs[6];
	assign eeg_ads1299_spi_cs[7]	= eeg_spi_cs[7];

	assign eeg_ads1299_spi_sclk[0]	= eeg_spi_sclk[0];
	assign eeg_ads1299_spi_sclk[1]	= eeg_spi_sclk[1];
	assign eeg_ads1299_spi_sclk[2]	= eeg_spi_sclk[2];
	assign eeg_ads1299_spi_sclk[3]	= eeg_spi_sclk[3];

	assign eeg_ads1299_spi_mosi[0]	= eeg_spi_mosi[0];
	assign eeg_ads1299_spi_mosi[1]	= eeg_spi_mosi[1];
	assign eeg_ads1299_spi_mosi[2]	= eeg_spi_mosi[2];
	assign eeg_ads1299_spi_mosi[3]	= eeg_spi_mosi[3];

	assign eeg_spi_miso[0] = eeg_ads1299_spi_miso[0];
	assign eeg_spi_miso[1] = eeg_ads1299_spi_miso[1];
	assign eeg_spi_miso[2] = eeg_ads1299_spi_miso[2];
	assign eeg_spi_miso[3] = eeg_ads1299_spi_miso[3];
	
endmodule