VHDL Programming by Example phần 2 pps
VHDL Programming by Example phần 2 pps
... here: BLK1 : BLOCK SIGNAL qbus : tw 32; BEGIN BLK2 : BLOCK SIGNAL qbus : tw 32; BEGIN blk2 statements END BLOCK BLK2; blk1 statements Chapter Two 34 END BLOCK BLK1; In this example, signal qbus is declared ... block. Following is an example illustrating this: PACKAGE math IS TYPE tw 32 IS ARRAY(31 DOWNTO 0) OF std_logic; FUNCTION tw_add(a, b : tw 32) RETURN tw 32; FUNCTION tw_sub(a,...
Ngày tải lên: 14/08/2014, 00:21
VHDL Programming by Example phần 1 ppsx
... Model 23 Simulation Deltas 23 Drivers 27 Driver Creation 27 Bad Multiple Driver Model 28 Generics 29 Block Statements 31 Guarded Blocks 35 Chapter Two 24 D CLK Q QB DFF A Clock C D B E F Figure 2- 6 Simulation ... Configurations 12 Chapter 2 Behavioral Modeling 15 Introduction to Behavioral Modeling 16 Transport Versus Inertial Delay 20 Inertial Delay 20 Transport Delay...
Ngày tải lên: 14/08/2014, 00:21
Microsoft SQL Server 2000 Programming by Example phần 2 pdf
... SQL Server 20 00 Programming by Example 84 name crdate sysobjects 20 00-04-18 01:51:58.910 sysindexes 20 00-04-18 01:51:58.910 syscolumns 20 00-04-18 01:51:58.910 systypes 20 00-04-18 ... 2. 24 Using Variables in Transact-SQL DECLARE @firstname VARCHAR (20 ) SET @firstname = 'Maria' SELECT @firstname GO Microsoft SQL Server 20 00 Programming...
Ngày tải lên: 08/08/2014, 22:20
Microsoft SQL Server 2000 Programming by Example phần 5 pps
... columns. In Listing 8 .21 , a stored procedure is Microsoft SQL Server 20 00 Programming by Example 29 2 For example, if you want to encrypt the code shown in Listing 8. 12, you would have to ... value, if there's one (the default value is optional). Microsoft SQL Server 20 00 Programming by Example 27 2 Transact-SQL–Specific Integrity Structures Transact-SQL l...
Ngày tải lên: 08/08/2014, 22:20
Linux Socket Programming by Example PHẦN 2 ppt
... Allocations Class Lowest Highest Netmask A 10.0.0.0 10 .25 5 .25 5 .25 5 25 5.0.0.0 B 1 72. 16.0.0 1 72. 31 .25 5 .25 5 25 5 .25 5.0.0 C 1 92. 168.0.0 1 92. 168 .25 5 .25 5 25 5 .25 5 .25 5.0 Your choice of a class A, B, or C IP number ... significant byte */ 18: char class; 19: char *netmask; 20 : static struct { 21 : unsigned char ip[4]; 22 : } addresses[] = { 23 : { { 44,135,86, 12...
Ngày tải lên: 12/08/2014, 21:20
Linux Socket Programming by Example PHẦN 10 ppsx
... Bits A 0.0.0.0 127 .25 5 .25 5 .25 5 7 24 B 128 .0.0.0 191 .25 5 .25 5 .25 5 14 16 C 1 92. 0.0.0 22 3 .25 5 .25 5 .25 5 21 8 D 22 4.0.0.0 23 9 .25 5 .25 5 .25 5 28 N/A E 24 0.0.0.0 24 7 .25 5 .25 5 .25 5 27 N/A Linux Socket Programming by Example ... Socket Programming by Example - Warren W. Gay 491 22 1: if ( (zzz = tn - td) ) 22 2: sleep(zzz); 22 3: } 22 4: 22 5:...
Ngày tải lên: 12/08/2014, 21:20
VHDL Programming by Example phần 3 pptx
... list_head; line 20 list_head := temp_elem.nxt; line 21 DEALLOCATE (temp_elem); line 22 ELSE ASSERT FALSE REPORT “read/write unknown while clock active” SEVERITY WARNING; line 23 END IF; END IF; last_clk ... vector_to_int; BEGIN O1 <= vector_to_int(I1); line 12 END behave; Line 1 of the example declares the array type used throughout the example. Lines 2 and 3 show the input a...
Ngày tải lên: 14/08/2014, 00:21
VHDL Programming by Example phần 4 ppt
... rightmost entry of the type or subtype. In the following example, the left bound is - 32, 767, and the right bound is 32, 767: TYPE smallint IS - 327 67 TO 327 67; The upper bound of a type or subtype is the ... example, for the type smallint, the upper bound is 32, 767, and the lower bound is - 32, 767. To use one of these value attributes, the type mark name is followed by the attribute...
Ngày tải lên: 14/08/2014, 00:21
VHDL Programming by Example phần 5 potx
... A C E AA XX 1 2 2 3 4 5 Figure 7-3 Configuration Generic Table. 21 7 Advanced Topics PACKAGE p_qual _2 IS TYPE vector8 IS ARRAY( 0 TO 7) OF BIT; END p_qual _2; USE WORK.p_qual _2. ALL; ENTITY ... IS PORT( a, b : in std_logic; c : out std logic ); END and2; ARCHITECTURE behave OF and2 IS BEGIN c <= a and b; Chapter Eight 22 6 This example shows how to read a single integer value...
Ngày tải lên: 14/08/2014, 00:21
VHDL Programming by Example phần 6 doc
... THEN shift_val (2 downto 0) <= dout(3 downto 1); shift_val(3) <= ‘0’; ELSE shift_val(3 downto 1) <= dout (2 downto 0); Chapter Nine 24 4 Created by User Translate Optimize Map to Gates VHDL RTL Description Unoptimized ... synthesize a VHDL description, the designer reads the verified VHDL description into the VHDL synthesis tool in the same way that the designer read the...
Ngày tải lên: 14/08/2014, 00:21