Index

&, 31

&&, 31

|, 31

||, 31

=, 10, 25

==, 33

<=, 10, 25

$display, 156

$dump, 165

$dumpall, 165

$dumpfile, 165

$dumplimit, 164

$dumpoff, 164

$dumpon, 164

$dumpvars, 164

$finish, 156

$monitor, 162

$monitoroff 162

$monitoron, 162

$readmemb, 166

$readmemh, 166

$stop, 156

$write, 157

‘define, 154

‘include, 155

‘timescale, 155

undef, 154

A

adder, 50, 105

alligators, 261

Altera, 231

always, 10, 25

array, 143

ASIC, 275

assign, 9

asynchronous, 58

ATPG, 277

autorouting, 75

B

bidirectional bus, 83

bitstream, 275

bitwise, 31, 276

blocking, 10, 25

buf, 16

bufg, 180

bufif0, 16

bufif1, 17

buskeeper, 276

C

capacitance, 276

carry, 106

case, 276

casex, 276

checklist, 222

checksum, 276

CLB, 225, 276

clock, 61

CMOS, 276

Coffman’s Law, 236

combinational, 276

comment, 9

commutative, 70

concatenation, 39

conditional, 36

configuration, 277

constraints, 277

core, 277

counter, 121

CPLD, 277

CRC, 133

cyclic redundancy checksum, 133

D

default, 85

delay, 56

DeMorgan’s Theorems, 69

DFFs, 277

dissipation, 277

division, 35, 133

DLL, 227

E

EAB, 233, 277

edgetrig, 24

event, 10

event sensitivity list, 282

F

false, 30

fanout, 56, 278

feedback, 19-20

FGs, 278

FLEX, 231

flipflop, 12, 18

floorplan, 278

footprint, 278

G

GIGO, 8

glitch, 56, 278

Gray Code, 97-103

GSR, 279

GTS, 279

H

hazard, 279

HDL, 279

hierarchy, 12

hold time, 58, 279

hysteresis, 63, 279

I

inout, 9, 83

instances, 279

instantiate, 279

IOB, 202, 224

J

Johnson counter, 122

L

latch, 18, 280

latency, 92

LFSR, 124

Linear Feedback Shift Register 124

Lint, 280

LogiBLOX, 247

LUT, 280

M

metastability, 57, 280

module, 9, 12

multiplexer, 44

multiplication, 116

multivibrator, 18

MUX, 44, 280

N

NAND, 14

negedge, 10

netlist, 2, 46, 280

nonblocking, 25, 280

NOR, 15

O

OR, 14

obuf, 240

oscillator, 264, 281

overtime, 7

P

parameter, 38

pins, 12, 196, 222

PLL, 281

port, 9

portability, 11

posedge, 10

priority encoder, 11-12, 33

primitive, 281

propagation, 63

Q

Quine-McCluskey, 74

QM.EXE, 74

R

race condition, 64

RAM, 136

redundant, 69

reg, 282

ripple counter, 121

ROM, 135

RTL, 282

S

schedule, 7

schematic, 282

Schmitt trigger, 63

script, 175

SDF, 53, 282

sensitivity list, 10, 282

setup time, 58, 282

skew, 63, 282

structural, 282

subtractor, 114

synchronize, 59

synthesis, 2, 283

T

ternary, 37

test-vector, 269

threshold, 55, 210, 283

tick, 29

tilde (~), 30

timeformat, 159

tristate bus, 78

U

unknown, 33

V

vector, 283

vectorless, 227, 262

Verilog, 284

Virtex, 227

W – X – Y – Z

weak keeper, 230

wire, 284

X, 33, 284

Xilinx, TBD

XNOR, 15

XOR, 15

Z, 284