Digital design width CPLD Application and VHDL - Chapter 12 potx

... 44. ❘❙❚ KEY TERMS 12. 2 • Digital- to-Analog Conversion 579 A common and inexpensive DAC is the MC1408 8-bit multiplying digital- to-analog con- verter. This device also goes by the designation DAC0808. ... latch EN D 1 D 0 Y 1 Y 0 Y 2 Y 3 FIGURE 12. 44 4-Channel Data Acquisition System 608 CHAPTER 12 • Interfacing Analog and Digital Circuits UP-1 board, we must also include a c...

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... Function 74HC00A High-speed CMOS Quad 2-input NAND 74HC02 High-speed CMOS Quad 2-input NOR 74ALS04 Advanced low-power Schottky TTL Hex inverter 74LS11 Low-power Schottky TTL Triple 3-input AND 74F20 FAST ... 8 123 4 567 V cc 74HC02A 1413 12 11 10 9 8 123 4 567 V cc 74ALS04 1413 12 11 10 9 8 123 4 567 V cc 74LS11 1413 12 11 10 9 8 123 4 567 V cc 74F20 1413 12 11 10 9 8 123...

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... 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 VHDL and Graphic Design Files ... Graphic Design Files and VHDL to generate the de- sign for a 3-bit binary and a BCD priority encoder. • Describe the circuit and operation of a simple multiplexer and...

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... following decimal numbers to binary. Use the sum-of-powers-of-2 method for parts a, c, e, and g. Use the repeated-division-by-2 method for parts b, d, f, and h. a. 75 10 e. 63 10 b. 83 10 f. 64 10 c. ... 45/64 ϭ 0.70 3125 10 ❘❙❚ Fractional-Decimal-to-Fractional-Binary Conversion Simple decimal fractions such as 0.5, 0.25, and 0.375 can be converted to binary fractions by a sum-of-power...

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... one cell of the circled pair, and B is a coordinate of the other. (Dis- card B/B ෆ .) Y ϭ A ෆ Three- and Four-Variable Maps Refer to the forms of three- and four-variable Karnaugh maps shown ... lengths ❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚ 57 ❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚ ❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙❚❘❙...

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... process used by CPLD design software to inter- pret design information (such as a drawing or text file) and cre- ate required programming information for a CPLD. Complex PLD (CPLD) A digital device ... interpreted by design software to generate programming in- formation for the CPLD. Compile The process used by CPLD design software to interpret design informa- tion (such...

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... represent letters of the al- phabet and numerical characters. ASCII American Standard Code for Information Inter- change. A 7-bit code for representing alphanumeric and con- trol characters. Augend ... maps port names of a VHDL component to the port names, internal signals, or variables of a higher-level VHDL design entity. VHDL designs can be created using a hierarchy of design...

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... 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 (positive ... in an edge-triggered flip-flop that con- verts the active edge of a CLOCK input to an active-level pulse at the internal latch’s SET and RESET inputs. Edge-sensitive Edge-triggered. Edge-t...

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... 358 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 and Global Signals 24 8 2 6 LAB ... How many shared logic expanders are available in an LAB? 8.7 FLEX10K CPLD 8.27 Briefly state the difference between CPLDs having sum- of-products architecture and look-up table...

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... sequence tables of a mod-16 UP counter and a mod -1 2 UP counter, respectively. KEY TERMS KEY TERMS FIGURE 9.2 Mod -1 2 State Diagram and Analog Clock Face 9.1 • Basic Concepts of Digital Counters 365 The ... modulus of 12 counts from 1011 down to 0000, recy- cles to 1011, and continues downward. Both types of counter are called modulo -1 2, or just mod -1 2 counters, since they...

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