Xilinx Virtex-6 Manual page 319

Verilog Instantiation Template
// RAM64X1D: 64 x 1 positive edge write, asynchronous read dual-port distributed RAM
// Virtex-6
// Xilinx HDL Libraries Guide, version 14.5
RAM64X1D #(
.INIT(64'h0000000000000000) // Initial contents of RAM
) RAM64X1D_inst (
.DPO(DPO), // Read-only 1-bit data output
.SPO(SPO), // Rw/ 1-bit data output
.A0(A0), // Rw/ address[0] input bit
.A1(A1), // Rw/ address[1] input bit
.A2(A2), // Rw/ address[2] input bit
.A3(A3), // Rw/ address[3] input bit
.A4(A4), // Rw/ address[4] input bit
.A5(A5), // Rw/ address[5] input bit
.D(D), // Write 1-bit data input
.DPRA0(DPRA0), // Read-only address[0] input bit
.DPRA1(DPRA1), // Read-only address[1] input bit
.DPRA2(DPRA2), // Read-only address[2] input bit
.DPRA3(DPRA3), // Read-only address[3] input bit
.DPRA4(DPRA4), // Read-only address[4] input bit
.DPRA5(DPRA5), // Read-only address[5] input bit
.WCLK(WCLK), // Write clock input
.WE(WE) // Write enable input
);
// End of RAM64X1D_inst instantiation
For More Information
See the Virtex-6 FPGA User Documentation (User Guides and Data
Virtex-6 Libraries Guide for HDL Designs
UG623 (v 14.5) March 20, 2013
Sheets).
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Chapter 4: About Design Elements
319