Glossary

Glossary

Prefixes Numbers/Symbols A C D E F G H I L M O P R S T U V

Prefixes

Symbol	Prefix	Value
p	pico	10 -12
n	nano	10 -9
µ	micro	10 -6
m	milli	10 -3
k	kilo	10 3
M	mega	10 6
G	giga	10 9
T	tera	10 12

Numbers/Symbols

nV	nanovolts	10-9 volts
µV	microvolts	10-6 volts
µΩ	microohms	10-6 ohms
mΩ	milliohms	10-3 ohms
MΩ	megaohms	106 ohms
pA	picoamps	10-12 amperes
nA	nanoamps	10-9 amperes
µA	microamps	10-6 amperes
mA	milliamps	10-3 amperes

A
A	amperes
AC	alternating current
ANSI	American National Standards Institute
ASCII	American Standard Code for Information Interchange
ATN	Attention
C
C	Celsius
CIC	Controller-In-Charge
CSA	Canadian Standards Association
CTS	Clear to Send
D
DCAS	Device Clear Active State
DCE	Data Circuit-terminating Equipment
DCL	Device Clear
DIO	digital input/output
DIP	dual inline package
DTAS	Device Trigger Active State
DTE	Data Terminal Equipment
DTR	Data Terminal Ready
E
EIA	Electronic Industries Association
EOI	end or identify
EOS	end of string
F
FCC	Federal Communications Commission
G
g	grams
GND	ground
GPIB	General Purpose Interface Bus
H
hex	hexadecimal
Hz	hertz
I
IDY	Identify
IEC	International Electrotechnical Commission
IEEE	Institute of Electrical and Electronic Engineers
IFC	Interface Clear
in.	inches
I/O	input/output
ISO	International Standards Organization
IST	Individual Status
L
LACS	Listener Active State
LED	light-emitting diode
LSI	large scale integration
M
MB	megabytes of memory
m	meters
O
oz	ounces
P
PC	personal computer
PPE	Parallel Poll Enable
R
RAM	random-access memory
REM	Remote
REN	Remote Enable
ROM	read-only memory
RQS	Request Service
RTS	Request to Send
RXD	Receive Data
S
s	seconds
SRQ	Service Request
SRQI	Service Request Input
T
TACS	Talker Active State
TIMO	Timeout
TTL	Transistor-Transistor Logic
TXD	Transmit Data
U
UL	Underwriters Laboratories
V
V	volts
VAC	volts alternating current
VDC	volts direct current