cc2420interface.vhd

对cc2420无线模块的接口。接受到的数据都使用双口ROM的方式与后台核心控制部分传送。

             when 4943 => ram_addr_buf<=ram_addr_buf;
             when 4942 => ram_data_buf<=ram_data;
             when 4941 => ram_data_buf<=ram_data_buf;
             when 4940 => fifo_w_buf_in(871 downto 864)<=ram_data_buf;

             when 4939 => ram_addr_buf<=start_add_buf+12;
             when 4938 => ram_addr_buf<=ram_addr_buf;
             when 4937 => ram_data_buf<=ram_data;
             when 4936 => ram_data_buf<=ram_data_buf;
             when 4935 => fifo_w_buf_in(863 downto 856)<=ram_data_buf;

             when 4934 => ram_addr_buf<=start_add_buf+13;
             when 4933 => ram_addr_buf<=start_add_buf+13;
             when 4932 => ram_data_buf<=ram_data;
             when 4931 => ram_data_buf<=ram_data_buf;
             when 4930 => fifo_w_buf_in(855 downto 848)<=ram_data_buf;

             when 4929 => ram_addr_buf<=start_add_buf+14;
             when 4928 => ram_addr_buf<=ram_addr_buf;
             when 4927 => ram_data_buf<=ram_data;
             when 4926 => ram_data_buf<=ram_data_buf;
             when 4925 => fifo_w_buf_in(847 downto 840)<=ram_data_buf;

             when 4924 => ram_addr_buf<=start_add_buf+15;
             when 4923 => ram_addr_buf<=ram_addr_buf;
             when 4922 => ram_data_buf<=ram_data;
             when 4921 => ram_data_buf<=ram_data_buf;
             when 4920 => fifo_w_buf_in(839 downto 832)<=ram_data_buf;

             when 4919 => ram_addr_buf<=start_add_buf+16;
             when 4918 => ram_addr_buf<=ram_addr_buf;
             when 4917 => ram_data_buf<=ram_data;
             when 4916 => ram_data_buf<=ram_data_buf;
             when 4915 => fifo_w_buf_in(831 downto 824)<=ram_data_buf;

             when 4914 => ram_addr_buf<=start_add_buf+17;
             when 4913 => ram_addr_buf<=start_add_buf+17;
             when 4912 => ram_data_buf<=ram_data;
             when 4911 => ram_data_buf<=ram_data_buf;
             when 4910 => fifo_w_buf_in(823 downto 816)<=ram_data_buf;

             when 4909 => ram_addr_buf<=start_add_buf+18;
             when 4908 => ram_addr_buf<=ram_addr_buf;
             when 4907 => ram_data_buf<=ram_data;
             when 4906 => ram_data_buf<=ram_data_buf;
             when 4905 => fifo_w_buf_in(815 downto 808)<=ram_data_buf;

             when 4904 => ram_addr_buf<=start_add_buf+19;
             when 4903 => ram_addr_buf<=ram_addr_buf;
             when 4902 => ram_data_buf<=ram_data;
             when 4901 => ram_data_buf<=ram_data_buf;
             when 4900 => fifo_w_buf_in(807 downto 800)<=ram_data_buf;

             when 4899 => ram_addr_buf<=start_add_buf+20;
             when 4898 => ram_addr_buf<=ram_addr_buf;
             when 4897 => ram_data_buf<=ram_data;
             when 4896 => ram_data_buf<=ram_data_buf;
             when 4895 => fifo_w_buf_in(799 downto 792)<=ram_data_buf;

             when 4894 => ram_addr_buf<=start_add_buf+21;
             when 4893 => ram_addr_buf<=start_add_buf+21;
             when 4892 => ram_data_buf<=ram_data;
             when 4891 => ram_data_buf<=ram_data_buf;
             when 4890 => fifo_w_buf_in(791 downto 784)<=ram_data_buf;

             when 4889 => ram_addr_buf<=start_add_buf+22;
             when 4888 => ram_addr_buf<=ram_addr_buf;
             when 4887 => ram_data_buf<=ram_data;
             when 4886 => ram_data_buf<=ram_data_buf;
             when 4885 => fifo_w_buf_in(783 downto 776)<=ram_data_buf;

             when 4884 => ram_addr_buf<=start_add_buf+23;
             when 4883 => ram_addr_buf<=ram_addr_buf;
             when 4882 => ram_data_buf<=ram_data;
             when 4881 => ram_data_buf<=ram_data_buf;
             when 4880 => fifo_w_buf_in(775 downto 768)<=ram_data_buf;

             when 4879 => ram_addr_buf<=start_add_buf+24;
             when 4878 => ram_addr_buf<=ram_addr_buf;
             when 4877 => ram_data_buf<=ram_data;
             when 4876 => ram_data_buf<=ram_data_buf;
             when 4875 => fifo_w_buf_in(767 downto 760)<=ram_data_buf;

             when 4874 => ram_addr_buf<=start_add_buf+25;
             when 4873 => ram_addr_buf<=start_add_buf+25;
             when 4872 => ram_data_buf<=ram_data;
             when 4871 => ram_data_buf<=ram_data_buf;
             when 4870 => fifo_w_buf_in(759 downto 752)<=ram_data_buf;

             when 4869 => ram_addr_buf<=start_add_buf+26;
             when 4868 => ram_addr_buf<=ram_addr_buf;
             when 4867 => ram_data_buf<=ram_data;
             when 4866 => ram_data_buf<=ram_data_buf;
             when 4865 => fifo_w_buf_in(751 downto 744)<=ram_data_buf;

             when 4864 => ram_addr_buf<=start_add_buf+27;
             when 4863 => ram_addr_buf<=ram_addr_buf;
             when 4862 => ram_data_buf<=ram_data;
             when 4861 => ram_data_buf<=ram_data_buf;
             when 4860 => fifo_w_buf_in(743 downto 736)<=ram_data_buf;

             when 4859 => ram_addr_buf<=start_add_buf+28;
             when 4858 => ram_addr_buf<=ram_addr_buf;
             when 4857 => ram_data_buf<=ram_data;
             when 4856 => ram_data_buf<=ram_data_buf;
             when 4855 => fifo_w_buf_in(735 downto 728)<=ram_data_buf;

             when 4854 => ram_addr_buf<=start_add_buf+29;
             when 4853 => ram_addr_buf<=start_add_buf+29;
             when 4852 => ram_data_buf<=ram_data;
             when 4851 => ram_data_buf<=ram_data_buf;
             when 4850 => fifo_w_buf_in(727 downto 720)<=ram_data_buf;

             when 4849 => ram_addr_buf<=start_add_buf+30;
             when 4848 => ram_addr_buf<=ram_addr_buf;
             when 4847 => ram_data_buf<=ram_data;
             when 4846 => ram_data_buf<=ram_data_buf;
             when 4845 => fifo_w_buf_in(719 downto 712)<=ram_data_buf;

             when 4844 => ram_addr_buf<=start_add_buf+31;
             when 4843 => ram_addr_buf<=ram_addr_buf;
             when 4842 => ram_data_buf<=ram_data;
             when 4841 => ram_data_buf<=ram_data_buf;
             when 4840 => fifo_w_buf_in(711 downto 704)<=ram_data_buf;

             when 4839 => ram_addr_buf<=start_add_buf+32;
             when 4838 => ram_addr_buf<=ram_addr_buf;
             when 4837 => ram_data_buf<=ram_data;
             when 4836 => ram_data_buf<=ram_data_buf;
             when 4835 => fifo_w_buf_in(703 downto 696)<=ram_data_buf;

             when 4834 => ram_addr_buf<=start_add_buf+33;
             when 4833 => ram_addr_buf<=start_add_buf+33;
             when 4832 => ram_data_buf<=ram_data;
             when 4831 => ram_data_buf<=ram_data_buf;
             when 4830 => fifo_w_buf_in(695 downto 688)<=ram_data_buf;

             when 4829 => ram_addr_buf<=start_add_buf+34;
             when 4828 => ram_addr_buf<=ram_addr_buf;
             when 4827 => ram_data_buf<=ram_data;
             when 4826 => ram_data_buf<=ram_data_buf;
             when 4825 => fifo_w_buf_in(687 downto 680)<=ram_data_buf;

             when 4824 => ram_addr_buf<=start_add_buf+35;
             when 4823 => ram_addr_buf<=ram_addr_buf;
             when 4822 => ram_data_buf<=ram_data;
             when 4821 => ram_data_buf<=ram_data_buf;
             when 4820 => fifo_w_buf_in(679 downto 672)<=ram_data_buf;

             when 4819 => ram_addr_buf<=start_add_buf+36;
             when 4818 => ram_addr_buf<=ram_addr_buf;
             when 4817 => ram_data_buf<=ram_data;
             when 4816 => ram_data_buf<=ram_data_buf;
             when 4815 => fifo_w_buf_in(671 downto 664)<=ram_data_buf;

             when 4814 => ram_addr_buf<=start_add_buf+37;
             when 4813 => ram_addr_buf<=start_add_buf+37;
             when 4812 => ram_data_buf<=ram_data;
             when 4811 => ram_data_buf<=ram_data_buf;
             when 4810 => fifo_w_buf_in(663 downto 656)<=ram_data_buf;

             when 4809 => ram_addr_buf<=start_add_buf+38;
             when 4808 => ram_addr_buf<=ram_addr_buf;
             when 4807 => ram_data_buf<=ram_data;
             when 4806 => ram_data_buf<=ram_data_buf;
             when 4805 => fifo_w_buf_in(655 downto 648)<=ram_data_buf;

             when 4804 => ram_addr_buf<=start_add_buf+39;
             when 4803 => ram_addr_buf<=ram_addr_buf;
             when 4802 => ram_data_buf<=ram_data;
             when 4801 => ram_data_buf<=ram_data_buf;
             when 4800 => fifo_w_buf_in(647 downto 640)<=ram_data_buf;

             when 4799 => ram_addr_buf<=start_add_buf+40;
             when 4798 => ram_addr_buf<=ram_addr_buf;
             when 4797 => ram_data_buf<=ram_data;
             when 4796 => ram_data_buf<=ram_data_buf;
             when 4795 => fifo_w_buf_in(639 downto 632)<=ram_data_buf;

             when 4794 => ram_addr_buf<=start_add_buf+41;
             when 4793 => ram_addr_buf<=start_add_buf+41;
             when 4792 => ram_data_buf<=ram_data;
             when 4791 => ram_data_buf<=ram_data_buf;
             when 4790 => fifo_w_buf_in(631 downto 624)<=ram_data_buf;

             when 4789 => ram_addr_buf<=start_add_buf+42;
             when 4788 => ram_addr_buf<=ram_addr_buf;
             when 4787 => ram_data_buf<=ram_data;
             when 4786 => ram_data_buf<=ram_data_buf;
             when 4785 => fifo_w_buf_in(623 downto 616)<=ram_data_buf;

             when 4784 => ram_addr_buf<=start_add_buf+43;
             when 4783 => ram_addr_buf<=ram_addr_buf;
             when 4782 => ram_data_buf<=ram_data;
             when 4781 => ram_data_buf<=ram_data_buf;
             when 4780 => fifo_w_buf_in(615 downto 608)<=ram_data_buf;

             when 4779 => ram_addr_buf<=start_add_buf+44;
             when 4778 => ram_addr_buf<=ram_addr_buf;
             when 4777 => ram_data_buf<=ram_data;
             when 4776 => ram_data_buf<=ram_data_buf;
             when 4775 => fifo_w_buf_in(607 downto 600)<=ram_data_buf;

             when 4774 => ram_addr_buf<=start_add_buf+45;
             when 4773 => ram_addr_buf<=start_add_buf+45;
             when 4772 => ram_data_buf<=ram_data;
             when 4771 => ram_data_buf<=ram_data_buf;
             when 4770 => fifo_w_buf_in(599 downto 592)<=ram_data_buf;

             when 4769 => ram_addr_buf<=start_add_buf+46;
             when 4768 => ram_addr_buf<=ram_addr_buf;
             when 4767 => ram_data_buf<=ram_data;
             when 4766 => ram_data_buf<=ram_data_buf;
             when 4765 => fifo_w_buf_in(591 downto 584)<=ram_data_buf;

             when 4764 => ram_addr_buf<=start_add_buf+47;
             when 4763 => ram_addr_buf<=ram_addr_buf;
             when 4762 => ram_data_buf<=ram_data;
             when 4761 => ram_data_buf<=ram_data_buf;
             when 4760 => fifo_w_buf_in(583 downto 576)<=ram_data_buf;

             when 4759 => ram_addr_buf<=start_add_buf+48;
             when 4758 => ram_addr_buf<=ram_addr_buf;
             when 4757 => ram_data_buf<=ram_data;
             when 4756 => ram_data_buf<=ram_data_buf;
             when 4755 => fifo_w_buf_in(575 downto 568)<=ram_data_buf;

             when 4754 => ram_addr_buf<=start_add_buf+49;
             when 4753 => ram_addr_buf<=start_add_buf+49;
             when 4752 => ram_data_buf<=ram_data;
             when 4751 => ram_data_buf<=ram_data_buf;
             when 4750 => fifo_w_buf_in(567 downto 560)<=ram_data_buf;

             when 4749 => ram_addr_buf<=start_add_buf+50;
             when 4748 => ram_addr_buf<=ram_addr_buf;
             when 4747 => ram_data_buf<=ram_data;
             when 4746 => ram_data_buf<=ram_data_buf;
             when 4745 => fifo_w_buf_in(559 downto 552)<=ram_data_buf;

             when 4744 => ram_addr_buf<=start_add_buf+51;
             when 4743 => ram_addr_buf<=ram_addr_buf;
             when 4742 => ram_data_buf<=ram_data;
             when 4741 => ram_data_buf<=ram_data_buf;
             when 4740 => fifo_w_buf_in(551 downto 544)<=ram_data_buf;

             when 4739 => ram_addr_buf<=start_add_buf+52;
             when 4738 => ram_addr_buf<=ram_addr_buf;
             when 4737 => ram_data_buf<=ram_data;
             when 4736 => ram_data_buf<=ram_data_buf;
             when 4735 => fifo_w_buf_in(543 downto 536)<=ram_data_buf;

             when 4734 => ram_addr_buf<=start_add_buf+53;
             when 4733 => ram_addr_buf<=start_add_buf+53;
             when 4732 => ram_data_buf<=ram_data;
             when 4731 => ram_data_buf<=ram_data_buf;
             when 4730 => fifo_w_buf_in(535 downto 528)<=ram_data_buf;

             when 4729 => ram_addr_buf<=start_add_buf+54;
             when 4728 => ram_addr_buf<=ram_addr_buf;
             when 4727 => ram_data_buf<=ram_data;
             when 4726 => ram_data_buf<=ram_data_buf;
             when 4725 => fifo_w_buf_in(527 downto 520)<=ram_data_buf;

             when 4724 => ram_addr_buf<=start_add_buf+55;
             when 4723 => ram_addr_buf<=ram_addr_buf;
             when 4722 => ram_data_buf<=ram_data;
             when 4721 => ram_data_buf<=ram_data_buf;
             when 4720 => fifo_w_buf_in(519 downto 512)<=ram_data_buf;

             when 4719 => ram_addr_buf<=start_add_buf+56;
             when 4718 => ram_addr_buf<=ram_addr_buf;
             when 4717 => ram_data_buf<=ram_data;
             when 4716 => ram_data_buf<=ram_data_buf;
             when 4715 => fifo_w_buf_in(511 downto 504)<=ram_data_buf;

             when 4714 => ram_addr_buf<=start_add_buf+57;
             when 4713 => ram_addr_buf<=start_add_buf+57;
             when 4712 => ram_data_buf<=ram_data;
             when 4711 => ram_data_buf<=ram_data_buf;
             when 4710 => fifo_w_buf_in(503 downto 496)<=ram_data_buf;

             when 4709 => ram_addr_buf<=start_add_buf+58;
             when 4708 => ram_addr_buf<=ram_addr_buf;
             when 4707 => ram_data_buf<=ram_data;
             when 4706 => ram_data_buf<=ram_data_buf;
             when 4705 => fifo_w_buf_in(495 downto 488)<=ram_data_buf;

             when 4704 => ram_addr_buf<=start_add_buf+59;
             when 4703 => ram_addr_buf<=ram_addr_buf;
             when 4702 => ram_data_buf<=ram_data;
             when 4701 => ram_data_buf<=ram_data_buf;
             when 4700 => fifo_w_buf_in(487 downto 480)<=ram_data_buf;

             when 4699 => ram_addr_buf<=start_add_buf+60;
             when 4698 => ram_addr_buf<=ram_addr_buf;
             when 4697 => ram_data_buf<=ram_data;
             when 4696 => ram_data_buf<=ram_data_buf;
             when 4695 => fifo_w_buf_in(479 downto 472)<=ram_data_buf;

             when 4694 => ram_addr_buf<=start_add_buf+61;
             when 4693 => ram_addr_buf<=start_add_buf+61;
             when 4692 => ram_data_buf<=ram_data;
             when 4691 => ram_data_buf<=ram_data_buf;
             when 4690 => fifo_w_buf_in(471 downto 464)<=ram_data_buf;

             when 4689 => ram_addr_buf<=start_add_buf+62;
             when 4688 => ram_addr_buf<=ram_addr_buf;