更多我的主题

• 如何解决着两个错误啊？请前辈指点下

  2008-05-15 16:51:20   /   Altera论坛

  Error (10028): Can't resolve multiple constant drivers for net "alarm" at watch.vhd(327)Error (10029): Constant driver at watch.vhd(337)Error (10028): Can't resolve multiple constant drivers for net "st1[1]" at watch.vhd(67)Error (10029): Constant driver at watch.vhd(77)Error (10028): Can

  查看(7) 评论(2)

• 高人请帮帮小弟看一下，这两个错误是什么回事，如何解决为好？

  2008-05-15 16:45:11   /   Xilinx论坛

  Error (10028): Can't resolve multiple constant drivers for net "alarm" at watch.vhd(327)Error (10029): Constant driver at watch.vhd(337)Error (10028): Can't resolve multiple constant drivers for net "st1[1]" at watch.vhd(67)Error (10029): Constant driver at watch.vhd(77)Error (100

  查看(6) 评论(1)

• 下面这个警告一般是什么原因引起的，怎样修改才能避免？

  2008-05-15 00:10:16   /   Xilinx论坛

  请高人指点：下面这个警告一般是什么原因引起的，怎样修改才能避免？Warning (10631): VHDL Process Statement warning at watch.vhd(44): inferring latch(es) for signal or variable "am_pm", which holds its previous value in one or more paths through the process

  查看(26) 评论(1)

• 初学者求助：做时序仿真时出现这个报警时怎么处理？

  2008-04-28 16:24:04   /   HDL语言

  Error: Can't continue timing simulation because delay annotation information for design is missing

  查看(83) 评论(1)

• 下降沿 有几种表述

  2008-04-27 00:24:35   /   状态机

  下降沿除了有 clk‘event and clk=’0‘ 或 clk='0' and clk'event 外，有类似上升沿的rising_edge(clk) 这种表述吗，如何表述？谢谢~

  查看(6) 评论(0)

• Quartus II 中文版教程

  2008-04-23 10:59:46   /   教程

  Quartus II中文版 help 文件

  查看(26) 评论(5)