Digital design width CPLD Application and VHDL - Chapter 3 ppt

... lengths ❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚ 57 ❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚ ❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚ CHAPTER 3 Boolean Algebra and Combinational Logic OUTLINE 3. 1 Boolean Expressions, Logic Diagrams, and Tr...

Ngày tải lên: 14/08/2014, 10:22

... digits as follows: 54 6F 74 61 6C 20 73 79 73 74 65 6D 20 63 6F 73 74 3A 20 T o t a 1 SPs y s t e m SPc o s t : SP 24 34 2C 30 30 30 2C 30 30 30 2E 20 40 20 31 30 25 $4, 00 0, 000. SP@SP10% ❘❙❚ ❘❙❚ ... 72 20 46 61 6C 73 65 3A 20 31 2F 34 20 3C 20 31 2F 32 6.6 Binary Adders and Subtractors Half and Full Adders Half adder A circuit that will add two bits and produce a...

Ngày tải lên: 14/08/2014, 10:22

... 5.5 4.5 4.5 4.5 4.5 3. 0 3. 0 V OH (V) 2.7 2.7 3. 0 3. 0 3. 98 3. 98 3. 94 3. 94 2.58 2.2 V OL (V) 0.5 0.5 0.5 0.5 0.26 0.26 0 .36 0 .36 0 .36 0.55 V IH (V) 2.0 2.0 2.0 2.0 3. 15 2.0 3. 15 2.0 2.0 2.0 V IL (V) ... I C2 , I B3 ϭ 0 and Q 3 is cut off, making a high-impedance path between the collector and emitter of Q 3 . As was the case with the single-transistor inverter in...

Ngày tải lên: 14/08/2014, 10:22

... CMOS Quad 2-input NOR 74ALS04 Advanced low-power Schottky TTL Hex inverter 74LS11 Low-power Schottky TTL Triple 3- input AND 74F20 FAST TTL Dual 4-input NAND 74HC27 High-speed CMOS Triple 3- input ... differ? 2 .36 List the industry-standard numbers for a quadruple 2-input NAND gate in low power Schottky TTL, CMOS, and high-speed CMOS technologies. 2 .37 Repeat Problem 2 .36 for a quadr...

Ngày tải lên: 14/08/2014, 10:22

... 65 0-9 6 7-8 818 Fx 65 0-9 6 7-8 836 intectra@best.com www.intectra.com (Web site in Spanish only) 4 .3 Graphic Design File Graphic Design File (gdf) A PLD design file in which the digital design is en- tered as a ... process used by CPLD design software to inter- pret design information (such as a drawing or text file) and cre- ate required programming information f...

Ngày tải lên: 14/08/2014, 10:22

... hi_pri10.scf Y D2 D1 D0 S1 S0 D3 OUTPUT OR4 AND3 AND3 AND3 AND3 INPUT INPUT INPUT INPUT INPUT INPUT NOT NOT FIGURE 5 .34 4-to-1 Multiplexer Figure 5 .34 shows the logic circuit for a 4-to-1 multiplexer, with ... operation of combina- tional circuits. • Design BCD-to-seven-segment and hexadecimal-to-seven-segment de- coders, including special features such as ripple blanking, using...

Ngày tải lên: 14/08/2014, 10:22

... PROBLEM 7 .3 Write the VHDL code for a 16-bit latch with common active-HIGH enable, using MAXϩPLUS II latch primitives. 7.4 Edge-Triggered D Flip-Flops Edge The HIGH-to-LOW (negative edge) or LOW-to-HIGH ... Use MAXϩPLUS II to create simple circuits and simulations with D latches and D, JK, and T flip-flops. • Create simple flip-flop designs using VHDL. T he digital circuits studied...

Ngày tải lên: 14/08/2014, 10:22

... of a se- 36 2 CHAPTER 8 • Introduction to Programmable Logic Architectures The Boolean equations for the BCD-to-2421 de- coder are: Y 4 ϭ D 4 ϩ D 3 D 2 ϩ D 3 D 1 Y 3 ϭ D 4 ϩ D 3 D 2 ϩ D 3 D ෆ 1 Y 2 ϭ ... 35 8 CHAPTER 8 • Introduction to Programmable Logic Architectures Carry-In and Cascade-In Carry-Out and Cascade-Out LE1 LE2 LE3 LE4 LE5 LE6 LE7 LE8 LE8 Dedicated Inputs...

Ngày tải lên: 14/08/2014, 10:22

... Flip-Flop) INPUT RESET INPUT VCC CLOCK Q 3 OUTPUT element Q COUNT CLOCK RESET Q 2 OUTPUT element Q COUNT CLOCK RESET Q 1 OUTPUT element Q COUNT CLOCK RESET Q 0 OUTPUT element Q COUNT CLOCK RESET INPUT AND4 BAND4 AND3 BAND3 AND2 OR2 OR2 OR2 BAND2 DIR FIGURE 9 .38 4-bit Bidirectional Counter 9.2 • Synchronous Counters 37 5 The analysis in Example 9 .3 did not account for the ... flip-...

Ngày tải lên: 14/08/2014, 10:22