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FPGA 的代码
最高优先级编码器.txt
-- Highest Priority Encoder
-- download from www.pld.com.cn & www.fpga.com.cn
LIBRARY ieee;
USE ieee.std_logic_1164.ALL;
entity priority is
port(I : in bit_vector(7 downto 0); --input
i2cslave.v
// Example of I2C slave with 8-bits IO extender
// (c) 2005 fpga4fun.com, KNJN LLC
// Please define one of these before starting synthesis
//`define Xilinx
//`define Altera
module I2CslaveW
һ
-- MAX+plus II VHDL Example
-- State Machine
-- Copyright (c) 1994 Altera Corporation
-- download from: www.pld.com.cn & www.fpga.com.cn
Library IEEE ;
use IEEE.std_logic_1164.all ;
ENTIT
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-- MAX+plus II VHDL Example
-- State Machine
-- Copyright (c) 1994 Altera Corporation
-- download from: www.pld.com.cn & www.fpga.com.cn
Library IEEE ;
use IEEE.std_logic_1164.all ;
ENTIT
dfgf.tbw
version 3
e:\demo_fpga\digital_clk.vhd
digital_clk
VHDL
VHDL
dfgf.xwv
Clocked
-
-
1000000000
ns
GSR:false
PRLD:false
100000000
CLOCK_LIST_BEGIN
clk
10000000
10000000
1000000
1000000
hing.txt
-- Highest Priority Encoder
-- download from www.pld.com.cn & www.fpga.com.cn
LIBRARY ieee;
USE ieee.std_logic_1164.ALL;
entity priority is
port(I : in bit_vector(7 downto 0); --input
一个简单的状态机.vhd
-- MAX+plus II VHDL Example
-- State Machine
-- Copyright (c) 1994 Altera Corporation
-- download from: www.pld.com.cn & www.fpga.com.cn
Library IEEE ;
use IEEE.std_logic_1164.all ;
ENTIT
加法器源程序.v
// download from: www.pld.com.cn & www.fpga.com.cn
module counter (count, clk, reset);
output [7:0] count;
input clk, reset;
reg [7:0] count;
parameter tpd_clk_to_count = 1;
parameter
一个简单的状态机.txt
-- MAX+plus II VHDL Example
-- State Machine
-- Copyright (c) 1994 Altera Corporation
-- download from: www.pld.com.cn & www.fpga.com.cn
Library IEEE ;
use IEEE.std_logic_1164.all ;
ENTIT
async_transmitter.v
// RS-232 TX module
// (c) fpga4fun.com KNJN LLC - 2003, 2004, 2005, 2006
//`define DEBUG // in DEBUG mode, we output one bit per clock cycle (useful for faster simulations)
module async_tran