efc02d00e122fca2e115551a1332f2b5d773ee3e.svn-base

FPGA与ARM EPI通信，控制16路步进电机和12路DC马达 VHDL编写的

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// The synthesis directives "translate_off/translate_on" specified below are
// supported by Xilinx, Mentor Graphics and Synplicity synthesis
// tools. Ensure they are correct for your synthesis tool(s).

// You must compile the wrapper file sram.v when simulating
// the core, sram. When compiling the wrapper file, be sure to
// reference the XilinxCoreLib Verilog simulation library. For detailed
// instructions, please refer to the "CORE Generator Help".

`timescale 1ns/1ps

module sram(
	clka,
	ena,
	wea,
	addra,
	dina,
	clkb,
	enb,
	addrb,
	doutb);


input clka;
input ena;
input [0 : 0] wea;
input [10 : 0] addra;
input [31 : 0] dina;
input clkb;
input enb;
input [11 : 0] addrb;
output [15 : 0] doutb;

// synthesis translate_off

      BLK_MEM_GEN_V4_3 #(
		.C_ADDRA_WIDTH(11),
		.C_ADDRB_WIDTH(12),
		.C_ALGORITHM(1),
		.C_BYTE_SIZE(9),
		.C_COMMON_CLK(1),
		.C_DEFAULT_DATA("0"),
		.C_DISABLE_WARN_BHV_COLL(0),
		.C_DISABLE_WARN_BHV_RANGE(0),
		.C_FAMILY("spartan3"),
		.C_HAS_ENA(1),
		.C_HAS_ENB(1),
		.C_HAS_INJECTERR(0),
		.C_HAS_MEM_OUTPUT_REGS_A(0),
		.C_HAS_MEM_OUTPUT_REGS_B(0),
		.C_HAS_MUX_OUTPUT_REGS_A(0),
		.C_HAS_MUX_OUTPUT_REGS_B(0),
		.C_HAS_REGCEA(0),
		.C_HAS_REGCEB(0),
		.C_HAS_RSTA(0),
		.C_HAS_RSTB(0),
		.C_HAS_SOFTECC_INPUT_REGS_A(0),
		.C_HAS_SOFTECC_OUTPUT_REGS_B(0),
		.C_INITA_VAL("0"),
		.C_INITB_VAL("0"),
		.C_INIT_FILE_NAME("no_coe_file_loaded"),
		.C_LOAD_INIT_FILE(0),
		.C_MEM_TYPE(1),
		.C_MUX_PIPELINE_STAGES(0),
		.C_PRIM_TYPE(1),
		.C_READ_DEPTH_A(2048),
		.C_READ_DEPTH_B(4096),
		.C_READ_WIDTH_A(32),
		.C_READ_WIDTH_B(16),
		.C_RSTRAM_A(0),
		.C_RSTRAM_B(0),
		.C_RST_PRIORITY_A("CE"),
		.C_RST_PRIORITY_B("CE"),
		.C_RST_TYPE("SYNC"),
		.C_SIM_COLLISION_CHECK("ALL"),
		.C_USE_BYTE_WEA(0),
		.C_USE_BYTE_WEB(0),
		.C_USE_DEFAULT_DATA(0),
		.C_USE_ECC(0),
		.C_USE_SOFTECC(0),
		.C_WEA_WIDTH(1),
		.C_WEB_WIDTH(1),
		.C_WRITE_DEPTH_A(2048),
		.C_WRITE_DEPTH_B(4096),
		.C_WRITE_MODE_A("WRITE_FIRST"),
		.C_WRITE_MODE_B("READ_FIRST"),
		.C_WRITE_WIDTH_A(32),
		.C_WRITE_WIDTH_B(16),
		.C_XDEVICEFAMILY("spartan3e"))
	inst (
		.CLKA(clka),
		.ENA(ena),
		.WEA(wea),
		.ADDRA(addra),
		.DINA(dina),
		.CLKB(clkb),
		.ENB(enb),
		.ADDRB(addrb),
		.DOUTB(doutb),
		.RSTA(),
		.REGCEA(),
		.DOUTA(),
		.RSTB(),
		.REGCEB(),
		.WEB(),
		.DINB(),
		.INJECTSBITERR(),
		.INJECTDBITERR(),
		.SBITERR(),
		.DBITERR(),
		.RDADDRECC());


// synthesis translate_on

// XST black box declaration
// box_type "black_box"
// synthesis attribute box_type of sram is "black_box"

endmodule