2016年3月24日

FEC Coverage Detailed Examples

摘要: below is copied from cache, the link is dead http://www.eite.org/Labs/modeltech64_10.2c/htmldocs/modelsim_se_user/a_code_cov21.html FEC Coverage Detai 阅读全文

posted @ 2016-03-24 16:54 testset 阅读(651) 评论(0) 推荐(0) 编辑

2014年9月29日

# ** Error: (vsim-3601) Iteration limit reached at time 0 ns.

摘要: # ** Error: (vsim-3601) Iteration limit reached at time 0 ns.# run 400us# ** Error: (vsim-3601) Iteration limit reached at time 0 ns.# run 400us# ** E... 阅读全文

posted @ 2014-09-29 14:39 testset 阅读(3011) 评论(1) 推荐(0) 编辑

2014年4月23日

.hex is important for float point division simulation

摘要: .hex is important for float point division simulationthe .hex file should be in the simulation directory 阅读全文

posted @ 2014-04-23 14:40 testset 阅读(118) 评论(0) 推荐(0) 编辑

2014年4月22日

ieee1754

摘要: http://steve.hollasch.net/cgindex/coding/ieeefloat.htmlhttp://www.h-schmidt.net/FloatConverter/http://www.binaryconvert.com/convert_float.htmlhttp://c... 阅读全文

posted @ 2014-04-22 19:42 testset 阅读(204) 评论(0) 推荐(0) 编辑

2014年2月15日

sqrt in fpga

摘要: :Newton-RaphsonSRT-RedundantNon-Redundant 阅读全文

posted @ 2014-02-15 20:04 testset 阅读(201) 评论(0) 推荐(0) 编辑

Booth's multiplication algorithm

摘要: fromhttp://en.wikipedia.org/wiki/Booth%27s_multiplication_algorithmHow it works Consider a positive multiplier consisting of a block of 1s surrounded by 0s. For example, 00111110. The product is given by: where M is the multiplicand. The number of operations can be reduced to two by rewriting the s. 阅读全文

posted @ 2014-02-15 20:01 testset 阅读(407) 评论(0) 推荐(0) 编辑

2014年2月14日

win-r

摘要: 1、cleanmgr: 打开磁盘清理工具 2、compmgmt.msc: 计算机管理 3、conf: 启动系统配置实用程序 4、charmap: 启动字符映射表 5、calc: 启动计算器 6、chkdsk.exe: Chkdsk磁盘检查 7、cmd.exe: CMD命令提示符 8、certmgr.msc: 证书管理实用程序 9、Clipbrd: 剪贴板查看器 10、dvdplay: DVD播放器 11、diskmgmt.msc: 磁盘管理实用程序 12、dfrg.msc: 磁盘碎片整理程序 13、devmgmt.msc: 设备管理器 14、dxdiag: 检查Dir... 阅读全文

posted @ 2014-02-14 22:41 testset 阅读(1128) 评论(0) 推荐(0) 编辑

nonblocking vs blocking funny example

摘要: 1modulehwscan;2integerfd;3initial4begin5fd=$fopen("data2o.txt","w");6end7always@(posedgetb.clk)begin8$fwrite(fd,"hw:\t(int=%d,reg=%d)\n",tb.Count,tb.rcnt);9end10endmodulehwsan1`timescale1ns/100ps;2moduletb;3regclk;456integerCount;7reg[7:0]rcnt;8/////////////////////9int 阅读全文

posted @ 2014-02-14 22:28 testset 阅读(183) 评论(0) 推荐(0) 编辑

`define compile error

摘要: Model Technology ModelSim ALTERA vlog 10.1d Compiler 2012.11 Nov 2 2012-- Compiling module cordic_atan** Error: cordic_atanp2.sv(146): near "[": syntax error, unexpected '[', expecting ')'`define ATAN_ITER(x) cordicatan_micro #( \ .wid (wi) \ , .wa (wo) \ , .ITER_SHIFT (x) 阅读全文

posted @ 2014-02-14 22:14 testset 阅读(231) 评论(0) 推荐(0) 编辑

2014年2月12日

when to use define macro vs generate

摘要: Summary: after trying some time to differentiate our design with IFDEFs and Generates, we realized that it is not practical. Now we maintain two source codes in parallel - one for each platform. Use IFDEFs in top modules to remove/switch between modules and remove unnecessary ports and parameter... 阅读全文

posted @ 2014-02-12 15:49 testset 阅读(162) 评论(0) 推荐(0) 编辑

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