tracy的样子
tracy的样子
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想考研本校,有木有可以加的qq群……… 想考研本校,有木有可以加的qq群………
出个fpga开发版 qq307840790 xilinx的板子
想出手一块fpga开发版,xilinx的有木有要的嗯? 早的话307840790
我不信在学校里没人要fpga开发版。 我不信在学校里没人要fpga开发版。
求个课件,测控的 精密仪器电路(苏燕辰老师的),测控网络技术(王雪梅老师的)
求问贵校校医院是不是有个叫董建华的老教授 求老教授的坐诊时间和地点,感激不尽啊
学长送点东西 剩下这两了,要的话自己来取 宿舍号126002
求个收费书的电话~··
学长出一副麻将 送插排
今年的毕业E册是不是有问题啊?? 怎么一点下一页就黑了啊 ~~~~~~~~~~~·
学长出东西了~~ 电磁炉(送锅碗瓢盆和调料),电风扇,吹风,盗版高阶牛津字典各种书籍。。。。。。
出个单片机开发板 有人联系就上图,硬件东西很全
听说学校EDA大神很多哦,能证明你是么? 求解答疑问 VHDL编写的 library ieee; use ieee.std_logic_arith.all; use ieee.std_logic_1164.all; entity filter is port( clk,reset :in std_logic; sample_in :in signed (7 downto 0); result_out :out signed(20 downto 0)); end filter; architecture behave of filter is type coef_arr is array(0 to 18) of signed (7 downto 0); constant coefs: coef_arr:=coef_arr'("10000101","00000100","10000101","10001001","10000001","00000000","10001111","10001101","00011000","00110000","00011000",10001101","10001111","00000000","10000001","10001001","10000101","00000100","10000101"); begin process(clk,reset) type shift_register is array (17 downto 0) of signed (7 downto 0); variable shift : shift_register; variable temp : signed(7 downto 0); variable mul_value :signed(15 downto 0); variable acc_value : signed (20 downto 0); begin if(reset='0')then for i in 0 to 17 loop shift(i):=(others=>'0'); end loop; result_out<=(others=>'0'); elsif (clk'event and clk='1')then temp:=sample_in; mul_value:=temp*coefs(0); acc_value:=conv_signed(mul_value,20); for i in 17 downto 0 loop mul_value:=shift(i)*coefs(i+1); acc_value:=acc_value+conv_signed(mul_value,20); shift(i+1):=shift(i); end loop; shift(0):=temp; result_out<=acc_value; ——————报错在此 end if; end process; end behave; 报错类型Error (10500): VHDL syntax error at cou.vhd(39) near text "process"; expecting ";", or an identifier ("process" is a reserved keyword), or "architecture"
听说学校EDA大神很多饿,敢不敢冒个泡 求解答疑问 VHDL写的一段程序 library ieee; use ieee.std_logic_arith.all; use ieee.std_logic_1164.all; entity filter is port( clk,reset :in std_logic; sample_in :in signed (7 downto 0); result_out :out signed(20 downto 0)); end filter; architecture behave of filter is type coef_arr is array(0 to 18) of signed (7 downto 0); constant coefs: coef_arr:=coef_arr'("10000101","00000100","10000101","10001001","10000001","00000000","10001111","10001101","00011000","00110000","00011000",10001101","10001111","00000000","10000001","10001001","10000101","00000100","10000101"); begin process(clk,reset) type shift_register is array (17 downto 0) of signed (7 downto 0); variable shift : shift_register; variable temp : signed(7 downto 0); variable mul_value :signed(15 downto 0); variable acc_value : signed (20 downto 0); begin if(reset='0')then for i in 0 to 17 loop shift(i):=(others=>'0'); end loop; result_out<=(others=>'0'); elsif (clk'event and clk='1')then temp:=sample_in; mul_value:=temp*coefs(0); acc_value:=conv_signed(mul_value,20); for i in 17 downto 0 loop mul_value:=shift(i)*coefs(i+1); acc_value:=acc_value+conv_signed(mul_value,20); shift(i+1):=shift(i); end loop; shift(0):=temp; result_out<=acc_value; ——————报错在此 end if; end process; end behave; 报错类型Error (10500): VHDL syntax error at cou.vhd(39) near text "process"; expecting ";", or an identifier ("process" is a reserved keyword), or "architecture"
听说科大eda大神很多哦 求解答疑问 library ieee; use ieee.std_logic_arith.all; use ieee.std_logic_1164.all; entity filter is port( clk,reset :in std_logic; sample_in :in signed (7 downto 0); result_out :out signed(20 downto 0)); end filter; architecture behave of filter is type coef_arr is array(0 to 18) of signed (7 downto 0); constant coefs: coef_arr:=coef_arr'("10000101","00000100","10000101","10001001","10000001","00000000","10001111","10001101","00011000","00110000","00011000",10001101","10001111","00000000","10000001","10001001","10000101","00000100","10000101"); begin process(clk,reset) type shift_register is array (17 downto 0) of signed (7 downto 0); variable shift : shift_register; variable temp : signed(7 downto 0); variable mul_value :signed(15 downto 0); variable acc_value : signed (20 downto 0); begin if(reset='0')then for i in 0 to 17 loop shift(i):=(others=>'0'); end loop; result_out<=(others=>'0'); elsif (clk'event and clk='1')then temp:=sample_in; mul_value:=temp*coefs(0); acc_value:=conv_signed(mul_value,20); for i in 17 downto 0 loop mul_value:=shift(i)*coefs(i+1); acc_value:=acc_value+conv_signed(mul_value,20); shift(i+1):=shift(i); end loop; shift(0):=temp; result_out<=acc_value; ——————报错在此 end if; end process; end behave; 报错类型Error (10500): VHDL syntax error at cou.vhd(39) near text "process"; expecting ";", or an identifier ("process" is a reserved keyword), or "architecture" 求解答
EDA大神在哪? 求大神指导这段程序哪错了 library ieee; use ieee.std_logic_arith.all; use ieee.std_logic_1164.all;package coeffs is type coef_arr is array(0 to 18) of signed (7 downto 0); constant coefs: coef_arr:=coef_arr'("10000101","00000100","10000101","10001001","10000001","00000000","10001111","10001101","00011000","00110000","00011000",10001101","10001111","00000000","10000001","10001001","10000101","00000100","10000101"); end coeffs; library ieee; use ieee.std_logic_1164.all; use ieee.std_logic_arith.all; use work.coeffs.all; entity filter is port( clk,reset :in std_logic; sample_in :in signed (7 downto 0); result_out :out signed(20 downto 0)); end filter; architecture behave of filter is begin process(clk,reset) type shift_register is array (18 downto 0) of signed (7 downto 0); variable shift : shift_register; variable temp : signed(7 downto 0); variable mul_value :signed(15 downto 0); variable acc_value : signed (20 downto 0); begin if(reset='0')then for i in 0 to 18 loop shift(i):=(others=>'0'); end loop; result_out<=(others=>'0'); else if (clk'event and clk='1')then temp:=sample_in; mul_value:=temp*coefs(0); acc_value:=conv_signed(mul_value,20); for i in 18 downto 0 loop mul_value:=shift(i)*coefs(i+1); acc_value:=acc_value+conv_signed(mul_value,20); shift(i+1):=shift(i); end loop; shift(0):=temp; result_out<=acc_value; end if; end if; end process; end behave;
热爱学习的孩子快来吧,出个单片机的开发板 图暂时就不上了 开发板功能比较齐全 遥控器,双行显示器,彩屏显示器 ,点阵,步进电机,直流电机都有
万分感谢今天中午捡到我一卡通的同学 当我从12号楼门卫那拿到一卡通的时候,瞬间感觉交大好有爱
求个电源适配器,坏了的也可以额~~~ 等待~~
求个笔记本电源适配器,坏了的也可以~~~~ rt 等待中~~~~
有木有人知道真气运行法?? 这个玩意靠谱不?求解……
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求个学校以前发的手表 男士的
有木有和我一样的 ,心里难受的要死却不想说!!
发现自己越来越寂寞了
求一套车辆机车方向的专业书 已经有《机车总体及转向架》
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求个MP3 便宜一点的
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有么有人知道3+1???
3+1你懂不???
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有么有人有北京铁路局的招聘处的电话额 急求各位大神额
到底西安局好进不 有没有学长现身说一哈
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绿色和平曝美机构用中国儿童做转基因大米试验 http://tieba.baidu.com/mo/q/checkurl?url=http%3A%2F%2Fnews.qq.com%2Fa%2F20120831%2F001159.htm%3Fpgv_ref%3Daio2012%26ptlang%3D2052&urlrefer=eb20860cbbe4c1ccf636194f37ee1552 不知大家看了会怎么想
我勒个凑 有没有了解西安地铁的 rt
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一个正常的贴吧里 水贴和质量帖是同事存在的 貌似现在的贴吧, 有质量的帖子很少了! 是大家都水了, 还是大家把想说的话都藏在心里了?
那些来交大钓鱼的人越来越不像话了 车子汽车都开到草坪上了 鄙视后勤集团的主管
给我护的妹子都是10分,不给我护的都是0分
今天我又回交大了
22年的男吊求妹子带走 看书着,突然就有了这想法
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