EEPW论坛

我用的vhdl写的一个数码管译码器的程序，下载完以后板子数码管亮了，但是不是正确的结果，我以为程序的问题，于是直接把程序改成点亮四个led亮四个led灭，结果下载完，板子还保持刚才状态，数码管还是那样子，led一点动作都没有 ~
网上说的办法都试了，把压缩去掉，改config——done的上拉电阻都不行，求助啊 下面附上程序和编译下载信息：
LIBRARY IEEE;
USE IEEE.STD_LOGIC_1164.ALL;

ENTITY DECODER IS
 PORT(SEG:OUT STD_LOGIC_VECTOR(7 downto 0));
END DECODER;
ARCHITECTURE BHV OF DECODER IS
BEGIN
 SEG<=not "11110000";
END BHV;


Warning: Changing the configuration scheme reverts dual-purpose pins assignments to default values consistent with the new configuration scheme.
Warning: Changing the configuration scheme reverts dual-purpose pins assignments to default values consistent with the new configuration scheme.
Info: Started Full Compilation at Thu Nov 22 01:17:28 2012 中国标准时间
Info: Ended Full Compilation at Thu Nov 22 01:18:06 2012 中国标准时间
Info: Started Full Compilation at Thu Nov 22 21:04:26 2012 中国标准时间
Info: Ended Full Compilation at Thu Nov 22 21:05:08 2012 中国标准时间
Info: Started Programmer operation at Thu Nov 22 22:34:33 2012
Info: Configuring device index 1
Info: Device 1 contains JTAG ID code 0x020B10DD
Info: Configuration succeeded -- 1 device(s) configured
Info: Successfully performed operation(s)
Info: Ended Programmer operation at Thu Nov 22 22:34:34 2012
Info: Started Programmer operation at Thu Nov 22 22:35:05 2012
Info: Configuring device index 1
Info: Device 1 contains JTAG ID code 0x020B10DD
Info: Configuration succeeded -- 1 device(s) configured
Info: Successfully performed operation(s)
Info: Ended Programmer operation at Thu Nov 22 22:35:06 2012
Info: Started Programmer operation at Thu Nov 22 22:35:11 2012
Info: Configuring device index 1
Info: Device 1 contains JTAG ID code 0x020B10DD
Info: Configuration succeeded -- 1 device(s) configured
Info: Successfully performed operation(s)
Info: Ended Programmer operation at Thu Nov 22 22:35:12 2012
Warning: Changing the configuration scheme reverts dual-purpose pins assignments to default values consistent with the new configuration scheme.
Info: Started Full Compilation at Thu Nov 22 22:40:54 2012 中国标准时间
Info: Ended Full Compilation at Thu Nov 22 22:41:19 2012 中国标准时间
Info: Started Full Compilation at Thu Nov 22 22:46:17 2012 中国标准时间
Info: Ended Full Compilation at Thu Nov 22 22:46:22 2012 中国标准时间
Info: Started Full Compilation at Thu Nov 22 22:47:46 2012 中国标准时间
Info: Ended Full Compilation at Thu Nov 22 22:47:51 2012 中国标准时间
Info: Started Full Compilation at Thu Nov 22 22:48:07 2012 中国标准时间
Info: Ended Full Compilation at Thu Nov 22 22:48:12 2012 中国标准时间
Info: Started Full Compilation at Thu Nov 22 22:48:34 2012 中国标准时间
Info: Ended Full Compilation at Thu Nov 22 22:48:39 2012 中国标准时间
Info: Started Full Compilation at Thu Nov 22 22:50:00 2012 中国标准时间
Info: Ended Full Compilation at Thu Nov 22 22:50:23 2012 中国标准时间
Info: Started Programmer operation at Thu Nov 22 22:50:45 2012
Info: Configuring device index 1
Info: Device 1 contains JTAG ID code 0x020B10DD
Info: Configuration succeeded -- 1 device(s) configured
Info: Successfully performed operation(s)
Info: Ended Programmer operation at Thu Nov 22 22:50:46 2012
Info: Started Programmer operation at Thu Nov 22 22:51:31 2012
Info: Configuring device index 1
Info: Device 1 contains JTAG ID code 0x020B10DD
Info: Configuration succeeded -- 1 device(s) configured
Info: Successfully performed operation(s)
Info: Ended Programmer operation at Thu Nov 22 22:51:32 2012
Warning: Changing the device resets the core voltage and junction temperature range to the default values for the new device. To set the core voltage to a different value, go to the Voltage page.  To set the junction temperature range to a different value, go to the Temperature page.
Warning: Changing the configuration scheme reverts dual-purpose pins assignments to default values consistent with the new configuration scheme.
Info: Started Full Compilation at Thu Nov 22 22:58:11 2012 中国标准时间
Info: Ended Full Compilation at Thu Nov 22 22:58:37 2012 中国标准时间
Info: Started Programmer operation at Thu Nov 22 22:59:27 2012
Info: Configuring device index 1
Info: Device 1 contains JTAG ID code 0x020B10DD
Info: Configuration succeeded -- 1 device(s) configured
Info: Successfully performed operation(s)
Info: Ended Programmer operation at Thu Nov 22 22:59:28 2012
Info: Started Full Compilation at Thu Nov 22 23:00:15 2012 中国标准时间
Info: Ended Full Compilation at Thu Nov 22 23:00:40 2012 中国标准时间
Info: Started Programmer operation at Thu Nov 22 23:01:46 2012
Info: Configuring device index 1
Info: Device 1 contains JTAG ID code 0x020B10DD
Info: Configuration succeeded -- 1 device(s) configured
Info: Successfully performed operation(s)
Info: Ended Programmer operation at Thu Nov 22 23:01:47 2012