📄 altsyncram_4m81.tdf
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--altsyncram ADDRESS_REG_B="CLOCK0" CBX_DECLARE_ALL_CONNECTED_PORTS="OFF" CYCLONEII_M4K_COMPATIBILITY="ON" DEVICE_FAMILY="Cyclone II" LOW_POWER_MODE="AUTO" NUMWORDS_A=1278 NUMWORDS_B=1278 OPERATION_MODE="DUAL_PORT" OUTDATA_REG_B="CLOCK0" READ_DURING_WRITE_MODE_MIXED_PORTS="OLD_DATA" WIDTH_A=20 WIDTH_B=20 WIDTH_BYTEENA_A=1 WIDTHAD_A=11 WIDTHAD_B=11 address_a address_b clock0 clocken0 data_a q_b wren_a CARRY_CHAIN="MANUAL" CARRY_CHAIN_LENGTH=48
--VERSION_BEGIN 8.0 cbx_altsyncram 2008:03:26:267331 cbx_cycloneii 2008:02:23:252825 cbx_lpm_add_sub 2008:03:09:257947 cbx_lpm_compare 2008:02:23:252825 cbx_lpm_decode 2008:02:23:252825 cbx_lpm_mux 2008:02:23:252825 cbx_mgl 2008:04:11:273944 cbx_stratix 2008:02:23:252825 cbx_stratixii 2008:02:23:252825 cbx_stratixiii 2008:04:23:278548 cbx_util_mgl 2008:04:15:275689 VERSION_END
-- Copyright (C) 1991-2008 Altera Corporation
-- Your use of Altera Corporation's design tools, logic functions
-- and other software and tools, and its AMPP partner logic
-- functions, and any output files from any of the foregoing
-- (including device programming or simulation files), and any
-- associated documentation or information are expressly subject
-- to the terms and conditions of the Altera Program License
-- Subscription Agreement, Altera MegaCore Function License
-- Agreement, or other applicable license agreement, including,
-- without limitation, that your use is for the sole purpose of
-- programming logic devices manufactured by Altera and sold by
-- Altera or its authorized distributors. Please refer to the
-- applicable agreement for further details.
FUNCTION cycloneii_ram_block (clk0, clk1, clr0, clr1, ena0, ena1, portaaddr[PORT_A_ADDRESS_WIDTH-1..0], portaaddrstall, portabyteenamasks[PORT_A_BYTE_ENABLE_MASK_WIDTH-1..0], portadatain[PORT_A_DATA_WIDTH-1..0], portawe, portbaddr[PORT_B_ADDRESS_WIDTH-1..0], portbaddrstall, portbbyteenamasks[PORT_B_BYTE_ENABLE_MASK_WIDTH-1..0], portbdatain[PORT_B_DATA_WIDTH-1..0], portbrewe)
WITH ( CONNECTIVITY_CHECKING, DATA_INTERLEAVE_OFFSET_IN_BITS, DATA_INTERLEAVE_WIDTH_IN_BITS, DONT_POWER_OPTIMIZE, INIT_FILE, INIT_FILE_LAYOUT, init_file_restructured, LOGICAL_RAM_NAME, mem_init0, mem_init1, MIXED_PORT_FEED_THROUGH_MODE, OPERATION_MODE, PORT_A_ADDRESS_WIDTH = 1, PORT_A_BYTE_ENABLE_MASK_WIDTH = 1, PORT_A_BYTE_SIZE, PORT_A_DATA_OUT_CLEAR, PORT_A_DATA_OUT_CLOCK, PORT_A_DATA_WIDTH = 1, PORT_A_DISABLE_CE_ON_INPUT_REGISTERS, PORT_A_DISABLE_CE_ON_OUTPUT_REGISTERS, PORT_A_FIRST_ADDRESS, PORT_A_FIRST_BIT_NUMBER, PORT_A_LAST_ADDRESS, PORT_A_LOGICAL_RAM_DEPTH, PORT_A_LOGICAL_RAM_WIDTH, PORT_B_ADDRESS_CLOCK, PORT_B_ADDRESS_WIDTH = 1, PORT_B_BYTE_ENABLE_CLOCK, PORT_B_BYTE_ENABLE_MASK_WIDTH = 1, PORT_B_BYTE_SIZE, PORT_B_DATA_IN_CLOCK, PORT_B_DATA_OUT_CLEAR, PORT_B_DATA_OUT_CLOCK, PORT_B_DATA_WIDTH = 1, PORT_B_DISABLE_CE_ON_INPUT_REGISTERS, PORT_B_DISABLE_CE_ON_OUTPUT_REGISTERS, PORT_B_FIRST_ADDRESS, PORT_B_FIRST_BIT_NUMBER, PORT_B_LAST_ADDRESS, PORT_B_LOGICAL_RAM_DEPTH, PORT_B_LOGICAL_RAM_WIDTH, PORT_B_READ_ENABLE_WRITE_ENABLE_CLOCK, POWER_UP_UNINITIALIZED, RAM_BLOCK_TYPE, SAFE_WRITE)
RETURNS ( portadataout[PORT_A_DATA_WIDTH-1..0], portbdataout[PORT_B_DATA_WIDTH-1..0]);
--synthesis_resources = M4K 10
OPTIONS ALTERA_INTERNAL_OPTION = "OPTIMIZE_POWER_DURING_SYNTHESIS=NORMAL_COMPILATION";
SUBDESIGN altsyncram_4m81
(
address_a[10..0] : input;
address_b[10..0] : input;
clock0 : input;
clocken0 : input;
data_a[19..0] : input;
q_b[19..0] : output;
wren_a : input;
)
VARIABLE
ram_block3a0 : cycloneii_ram_block
WITH (
CONNECTIVITY_CHECKING = "OFF",
DONT_POWER_OPTIMIZE = "ON",
LOGICAL_RAM_NAME = "ALTSYNCRAM",
MIXED_PORT_FEED_THROUGH_MODE = "old",
OPERATION_MODE = "dual_port",
PORT_A_ADDRESS_WIDTH = 11,
PORT_A_DATA_WIDTH = 1,
PORT_A_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_A_FIRST_ADDRESS = 0,
PORT_A_FIRST_BIT_NUMBER = 0,
PORT_A_LAST_ADDRESS = 1277,
PORT_A_LOGICAL_RAM_DEPTH = 1278,
PORT_A_LOGICAL_RAM_WIDTH = 20,
PORT_B_ADDRESS_CLOCK = "clock0",
PORT_B_ADDRESS_WIDTH = 11,
PORT_B_DATA_OUT_CLEAR = "none",
PORT_B_DATA_OUT_CLOCK = "clock0",
PORT_B_DATA_WIDTH = 1,
PORT_B_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_B_DISABLE_CE_ON_OUTPUT_REGISTERS = "off",
PORT_B_FIRST_ADDRESS = 0,
PORT_B_FIRST_BIT_NUMBER = 0,
PORT_B_LAST_ADDRESS = 1277,
PORT_B_LOGICAL_RAM_DEPTH = 1278,
PORT_B_LOGICAL_RAM_WIDTH = 20,
PORT_B_READ_ENABLE_WRITE_ENABLE_CLOCK = "clock0",
RAM_BLOCK_TYPE = "AUTO"
);
ram_block3a1 : cycloneii_ram_block
WITH (
CONNECTIVITY_CHECKING = "OFF",
DONT_POWER_OPTIMIZE = "ON",
LOGICAL_RAM_NAME = "ALTSYNCRAM",
MIXED_PORT_FEED_THROUGH_MODE = "old",
OPERATION_MODE = "dual_port",
PORT_A_ADDRESS_WIDTH = 11,
PORT_A_DATA_WIDTH = 1,
PORT_A_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_A_FIRST_ADDRESS = 0,
PORT_A_FIRST_BIT_NUMBER = 1,
PORT_A_LAST_ADDRESS = 1277,
PORT_A_LOGICAL_RAM_DEPTH = 1278,
PORT_A_LOGICAL_RAM_WIDTH = 20,
PORT_B_ADDRESS_CLOCK = "clock0",
PORT_B_ADDRESS_WIDTH = 11,
PORT_B_DATA_OUT_CLEAR = "none",
PORT_B_DATA_OUT_CLOCK = "clock0",
PORT_B_DATA_WIDTH = 1,
PORT_B_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_B_DISABLE_CE_ON_OUTPUT_REGISTERS = "off",
PORT_B_FIRST_ADDRESS = 0,
PORT_B_FIRST_BIT_NUMBER = 1,
PORT_B_LAST_ADDRESS = 1277,
PORT_B_LOGICAL_RAM_DEPTH = 1278,
PORT_B_LOGICAL_RAM_WIDTH = 20,
PORT_B_READ_ENABLE_WRITE_ENABLE_CLOCK = "clock0",
RAM_BLOCK_TYPE = "AUTO"
);
ram_block3a2 : cycloneii_ram_block
WITH (
CONNECTIVITY_CHECKING = "OFF",
DONT_POWER_OPTIMIZE = "ON",
LOGICAL_RAM_NAME = "ALTSYNCRAM",
MIXED_PORT_FEED_THROUGH_MODE = "old",
OPERATION_MODE = "dual_port",
PORT_A_ADDRESS_WIDTH = 11,
PORT_A_DATA_WIDTH = 1,
PORT_A_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_A_FIRST_ADDRESS = 0,
PORT_A_FIRST_BIT_NUMBER = 2,
PORT_A_LAST_ADDRESS = 1277,
PORT_A_LOGICAL_RAM_DEPTH = 1278,
PORT_A_LOGICAL_RAM_WIDTH = 20,
PORT_B_ADDRESS_CLOCK = "clock0",
PORT_B_ADDRESS_WIDTH = 11,
PORT_B_DATA_OUT_CLEAR = "none",
PORT_B_DATA_OUT_CLOCK = "clock0",
PORT_B_DATA_WIDTH = 1,
PORT_B_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_B_DISABLE_CE_ON_OUTPUT_REGISTERS = "off",
PORT_B_FIRST_ADDRESS = 0,
PORT_B_FIRST_BIT_NUMBER = 2,
PORT_B_LAST_ADDRESS = 1277,
PORT_B_LOGICAL_RAM_DEPTH = 1278,
PORT_B_LOGICAL_RAM_WIDTH = 20,
PORT_B_READ_ENABLE_WRITE_ENABLE_CLOCK = "clock0",
RAM_BLOCK_TYPE = "AUTO"
);
ram_block3a3 : cycloneii_ram_block
WITH (
CONNECTIVITY_CHECKING = "OFF",
DONT_POWER_OPTIMIZE = "ON",
LOGICAL_RAM_NAME = "ALTSYNCRAM",
MIXED_PORT_FEED_THROUGH_MODE = "old",
OPERATION_MODE = "dual_port",
PORT_A_ADDRESS_WIDTH = 11,
PORT_A_DATA_WIDTH = 1,
PORT_A_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_A_FIRST_ADDRESS = 0,
PORT_A_FIRST_BIT_NUMBER = 3,
PORT_A_LAST_ADDRESS = 1277,
PORT_A_LOGICAL_RAM_DEPTH = 1278,
PORT_A_LOGICAL_RAM_WIDTH = 20,
PORT_B_ADDRESS_CLOCK = "clock0",
PORT_B_ADDRESS_WIDTH = 11,
PORT_B_DATA_OUT_CLEAR = "none",
PORT_B_DATA_OUT_CLOCK = "clock0",
PORT_B_DATA_WIDTH = 1,
PORT_B_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_B_DISABLE_CE_ON_OUTPUT_REGISTERS = "off",
PORT_B_FIRST_ADDRESS = 0,
PORT_B_FIRST_BIT_NUMBER = 3,
PORT_B_LAST_ADDRESS = 1277,
PORT_B_LOGICAL_RAM_DEPTH = 1278,
PORT_B_LOGICAL_RAM_WIDTH = 20,
PORT_B_READ_ENABLE_WRITE_ENABLE_CLOCK = "clock0",
RAM_BLOCK_TYPE = "AUTO"
);
ram_block3a4 : cycloneii_ram_block
WITH (
CONNECTIVITY_CHECKING = "OFF",
DONT_POWER_OPTIMIZE = "ON",
LOGICAL_RAM_NAME = "ALTSYNCRAM",
MIXED_PORT_FEED_THROUGH_MODE = "old",
OPERATION_MODE = "dual_port",
PORT_A_ADDRESS_WIDTH = 11,
PORT_A_DATA_WIDTH = 1,
PORT_A_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_A_FIRST_ADDRESS = 0,
PORT_A_FIRST_BIT_NUMBER = 4,
PORT_A_LAST_ADDRESS = 1277,
PORT_A_LOGICAL_RAM_DEPTH = 1278,
PORT_A_LOGICAL_RAM_WIDTH = 20,
PORT_B_ADDRESS_CLOCK = "clock0",
PORT_B_ADDRESS_WIDTH = 11,
PORT_B_DATA_OUT_CLEAR = "none",
PORT_B_DATA_OUT_CLOCK = "clock0",
PORT_B_DATA_WIDTH = 1,
PORT_B_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_B_DISABLE_CE_ON_OUTPUT_REGISTERS = "off",
PORT_B_FIRST_ADDRESS = 0,
PORT_B_FIRST_BIT_NUMBER = 4,
PORT_B_LAST_ADDRESS = 1277,
PORT_B_LOGICAL_RAM_DEPTH = 1278,
PORT_B_LOGICAL_RAM_WIDTH = 20,
PORT_B_READ_ENABLE_WRITE_ENABLE_CLOCK = "clock0",
RAM_BLOCK_TYPE = "AUTO"
);
ram_block3a5 : cycloneii_ram_block
WITH (
CONNECTIVITY_CHECKING = "OFF",
DONT_POWER_OPTIMIZE = "ON",
LOGICAL_RAM_NAME = "ALTSYNCRAM",
MIXED_PORT_FEED_THROUGH_MODE = "old",
OPERATION_MODE = "dual_port",
PORT_A_ADDRESS_WIDTH = 11,
PORT_A_DATA_WIDTH = 1,
PORT_A_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_A_FIRST_ADDRESS = 0,
PORT_A_FIRST_BIT_NUMBER = 5,
PORT_A_LAST_ADDRESS = 1277,
PORT_A_LOGICAL_RAM_DEPTH = 1278,
PORT_A_LOGICAL_RAM_WIDTH = 20,
PORT_B_ADDRESS_CLOCK = "clock0",
PORT_B_ADDRESS_WIDTH = 11,
PORT_B_DATA_OUT_CLEAR = "none",
PORT_B_DATA_OUT_CLOCK = "clock0",
PORT_B_DATA_WIDTH = 1,
PORT_B_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_B_DISABLE_CE_ON_OUTPUT_REGISTERS = "off",
PORT_B_FIRST_ADDRESS = 0,
PORT_B_FIRST_BIT_NUMBER = 5,
PORT_B_LAST_ADDRESS = 1277,
PORT_B_LOGICAL_RAM_DEPTH = 1278,
PORT_B_LOGICAL_RAM_WIDTH = 20,
PORT_B_READ_ENABLE_WRITE_ENABLE_CLOCK = "clock0",
RAM_BLOCK_TYPE = "AUTO"
);
ram_block3a6 : cycloneii_ram_block
WITH (
CONNECTIVITY_CHECKING = "OFF",
DONT_POWER_OPTIMIZE = "ON",
LOGICAL_RAM_NAME = "ALTSYNCRAM",
MIXED_PORT_FEED_THROUGH_MODE = "old",
OPERATION_MODE = "dual_port",
PORT_A_ADDRESS_WIDTH = 11,
PORT_A_DATA_WIDTH = 1,
PORT_A_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_A_FIRST_ADDRESS = 0,
PORT_A_FIRST_BIT_NUMBER = 6,
PORT_A_LAST_ADDRESS = 1277,
PORT_A_LOGICAL_RAM_DEPTH = 1278,
PORT_A_LOGICAL_RAM_WIDTH = 20,
PORT_B_ADDRESS_CLOCK = "clock0",
PORT_B_ADDRESS_WIDTH = 11,
PORT_B_DATA_OUT_CLEAR = "none",
PORT_B_DATA_OUT_CLOCK = "clock0",
PORT_B_DATA_WIDTH = 1,
PORT_B_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_B_DISABLE_CE_ON_OUTPUT_REGISTERS = "off",
PORT_B_FIRST_ADDRESS = 0,
PORT_B_FIRST_BIT_NUMBER = 6,
PORT_B_LAST_ADDRESS = 1277,
PORT_B_LOGICAL_RAM_DEPTH = 1278,
PORT_B_LOGICAL_RAM_WIDTH = 20,
PORT_B_READ_ENABLE_WRITE_ENABLE_CLOCK = "clock0",
RAM_BLOCK_TYPE = "AUTO"
);
ram_block3a7 : cycloneii_ram_block
WITH (
CONNECTIVITY_CHECKING = "OFF",
DONT_POWER_OPTIMIZE = "ON",
LOGICAL_RAM_NAME = "ALTSYNCRAM",
MIXED_PORT_FEED_THROUGH_MODE = "old",
OPERATION_MODE = "dual_port",
PORT_A_ADDRESS_WIDTH = 11,
PORT_A_DATA_WIDTH = 1,
PORT_A_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_A_FIRST_ADDRESS = 0,
PORT_A_FIRST_BIT_NUMBER = 7,
PORT_A_LAST_ADDRESS = 1277,
PORT_A_LOGICAL_RAM_DEPTH = 1278,
PORT_A_LOGICAL_RAM_WIDTH = 20,
PORT_B_ADDRESS_CLOCK = "clock0",
PORT_B_ADDRESS_WIDTH = 11,
PORT_B_DATA_OUT_CLEAR = "none",
PORT_B_DATA_OUT_CLOCK = "clock0",
PORT_B_DATA_WIDTH = 1,
PORT_B_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_B_DISABLE_CE_ON_OUTPUT_REGISTERS = "off",
PORT_B_FIRST_ADDRESS = 0,
PORT_B_FIRST_BIT_NUMBER = 7,
PORT_B_LAST_ADDRESS = 1277,
PORT_B_LOGICAL_RAM_DEPTH = 1278,
PORT_B_LOGICAL_RAM_WIDTH = 20,
PORT_B_READ_ENABLE_WRITE_ENABLE_CLOCK = "clock0",
RAM_BLOCK_TYPE = "AUTO"
);
ram_block3a8 : cycloneii_ram_block
WITH (
CONNECTIVITY_CHECKING = "OFF",
DONT_POWER_OPTIMIZE = "ON",
LOGICAL_RAM_NAME = "ALTSYNCRAM",
MIXED_PORT_FEED_THROUGH_MODE = "old",
OPERATION_MODE = "dual_port",
PORT_A_ADDRESS_WIDTH = 11,
PORT_A_DATA_WIDTH = 1,
PORT_A_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_A_FIRST_ADDRESS = 0,
PORT_A_FIRST_BIT_NUMBER = 8,
PORT_A_LAST_ADDRESS = 1277,
PORT_A_LOGICAL_RAM_DEPTH = 1278,
PORT_A_LOGICAL_RAM_WIDTH = 20,
PORT_B_ADDRESS_CLOCK = "clock0",
PORT_B_ADDRESS_WIDTH = 11,
PORT_B_DATA_OUT_CLEAR = "none",
PORT_B_DATA_OUT_CLOCK = "clock0",
PORT_B_DATA_WIDTH = 1,
PORT_B_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_B_DISABLE_CE_ON_OUTPUT_REGISTERS = "off",
PORT_B_FIRST_ADDRESS = 0,
PORT_B_FIRST_BIT_NUMBER = 8,
PORT_B_LAST_ADDRESS = 1277,
PORT_B_LOGICAL_RAM_DEPTH = 1278,
PORT_B_LOGICAL_RAM_WIDTH = 20,
PORT_B_READ_ENABLE_WRITE_ENABLE_CLOCK = "clock0",
RAM_BLOCK_TYPE = "AUTO"
);
ram_block3a9 : cycloneii_ram_block
WITH (
CONNECTIVITY_CHECKING = "OFF",
DONT_POWER_OPTIMIZE = "ON",
LOGICAL_RAM_NAME = "ALTSYNCRAM",
MIXED_PORT_FEED_THROUGH_MODE = "old",
OPERATION_MODE = "dual_port",
PORT_A_ADDRESS_WIDTH = 11,
PORT_A_DATA_WIDTH = 1,
PORT_A_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_A_FIRST_ADDRESS = 0,
PORT_A_FIRST_BIT_NUMBER = 9,
PORT_A_LAST_ADDRESS = 1277,
PORT_A_LOGICAL_RAM_DEPTH = 1278,
PORT_A_LOGICAL_RAM_WIDTH = 20,
PORT_B_ADDRESS_CLOCK = "clock0",
PORT_B_ADDRESS_WIDTH = 11,
PORT_B_DATA_OUT_CLEAR = "none",
PORT_B_DATA_OUT_CLOCK = "clock0",
PORT_B_DATA_WIDTH = 1,
PORT_B_DISABLE_CE_ON_INPUT_REGISTERS = "off",
PORT_B_DISABLE_CE_ON_OUTPUT_REGISTERS = "off",
PORT_B_FIRST_ADDRESS = 0,
PORT_B_FIRST_BIT_NUMBER = 9,
PORT_B_LAST_ADDRESS = 1277,
PORT_B_LOGICAL_RAM_DEPTH = 1278,
PORT_B_LOGICAL_RAM_WIDTH = 20,
PORT_B_READ_ENABLE_WRITE_ENABLE_CLOCK = "clock0",
RAM_BLOCK_TYPE = "AUTO"
);
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