Tài liệu Useful Modeling Techniques part 1 docx
... statements force value of 1 on dff.q between time 50 and / /10 0, regardless of the actual output of the edge_dff. #50 force dff.q = 1& apos;b1; //force value of q to 1 at time 50. #50 release ... new parameter values //Parameter value assignment by ordered list hello_world # (1) w1; //pass value 1 to module w1 //Parameter value assignment by name hello_world #(.id_num(2))...
Ngày tải lên: 21/01/2014, 17:20
... module dummy1 //Reference time unit is 10 0 nanoseconds and precision is 1 ns `timescale 10 0 ns / 1 ns module dummy1; reg toggle; //initialize toggle initial toggle = 1& apos;b0; ... are rounded off during simulation. Only 1, 10 , and 10 0 are valid integers for specifying time unit and time precision. Consider the two modules, dummy1 and dummy2, in Example 9-8 ....
Ngày tải lên: 21/01/2014, 17:20
... below. @002 11 111 111 010 1 010 1 00000000 10 1 010 10 @006 11 11zzzz 000 011 11 When the test module is simulated, we will get the following output: Memory [0] = xxxxxxxx Memory [1] = xxxxxxxx ... Memory [1] = xxxxxxxx Memory [2] = 11 111 111 Memory [3] = 010 1 010 1 Memory [4] = 00000000 Memory [5] = 10 1 010 10 Memory [6] = 11 11zzzz Memory [7] = 000 011 11 9.5.6 V...
Ngày tải lên: 26/01/2014, 14:20
Tài liệu Useful Modeling Techniques part 4 doc
... Internal nets wire s1, c1, c2; // Instantiate logic gate primitives xor (s1, a, b); and (c1, a, b); xor #(d_sum) (sum, s1, c_in); //delay on output sum is d_sum and (c2, s1, c_in); or ... b & c_in for the time between 15 and 35 units. 3: A 1- bit full adder FA is defined with gates and with delay parameters as shown below. // Define a 1- bit full adder module fulladd(...
Ngày tải lên: 26/01/2014, 14:20
Tài liệu Lesson 17: Negotiating (part 1) docx
... nhìều mà còn nói được nhiều câu tương tự đến như thế. Lesson 17 : Negotiating (part 1) Bài 17 : Thương lượng (phần 1) Trong bài 17 này, bạn sẽ tìm hiểu xem bạn sẽ phải chuẩn bị như thế nào để ... Lesson 17 : Negotiating (part 1) Bài 17 : Thương lượng (phần 1) Trần Hạnh và toàn Ban Tiếng Việt Đài Úc Châu xin thân chào bạn. Mời ... chương trình 'Tiếng Anh Thương mại&a...
Ngày tải lên: 11/12/2013, 16:16
Tài liệu 50 harvard essays part 1 docx
... Stephen A. Douglas – a magnificent orator, nationally recognized as the leader of the Democratic Party of 18 58… and barely five feet four inches tall. It seems silly, but standing on the floor of ... tolerated in an ever-moving young family, not fitting in with all the useful, modern surroundings. But here, in this foreign, musty apartment where my great-aunt and uncle have lived so lon...
Ngày tải lên: 14/12/2013, 18:15
Tài liệu Modules and Ports part 1 docx
... root module instantiates m1, which is a module of type SR_latch. The module m1 instantiates nand gates n1 and n2. Q, Qbar, S, and R are port signals in instance m1. Hierarchical name referencing ... of the module in greater detail. A module in Verilog consists of distinct parts, as shown in Figure 4 -1 . Figure 4 -1. Components of a Verilog Module A module definition always begins wi...
Ngày tải lên: 15/12/2013, 03:15
Tài liệu Hierarchical Modeling Concepts part 1 pdf
... leaf cells, which are the cells that cannot further be divided. Figure 2 -1 shows the top-down design process. Figure 2 -1. Top-down Design Methodology In a bottom-up design methodology, we ... [ Team LiB ] 2 .1 Design Methodologies There are two basic types of digital design methodologies: a top-down design ... top-down until all modules are defined in terms of leaf cells. To i...
Ngày tải lên: 24/12/2013, 11:17