IEE 036X2-100-05420, Справочное руководство

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Industrial Electronic Engineers, Inc.
SIZE
A
CODE IDENT NO.
05464
S036X2–XXX–XXXXX
Van Nuys, California
SCALE N/A
REV
N
SHEET 5 of 49
04/10/02
DEFINITIONS AND CONVENTIONS
Conventions:
⇒
First Line, Column, Bit or Position is 0 or 00h.
⇒
Control Code names are italicized.
⇒
Upper case A with subscript from 0 to 7 indicates an address bit from LSB to MSB.
⇒
Upper case D with subscript from 0 to 7 indicates a data bit from LSB to MSB.
⇒
Counting order is left–to–right, top–to–bottom.
⇒
Hexadecimal notation is represented as XXh, where X is a numeric 0 – 9, or alpha A – F.
⇒
X = “Don’t Care” or Variable Data
Definitions:
Attributes Blink or Brightness Level.
Field A display screen area consisting of one or more characters having attributes set.
Home First line, first column; display screen position 00h.
Reset Return display or function to its baseline (default condition).
Restore Return display or function to a previously established state.
Abbreviations:
A Amperes LSB Least Significant Bit
A
n
Address ‘n’ mA Milliamperes
AC or ac Alternating Current max Maximum
ASCII American Standard Code for Information Interchange min Minimum
o
C Degrees Centigrade (Celsius) mm Millimeters
CG Character Generator Mot Motorola
CG RAM Character Generator RAM MSB Most Significant Bit
CR Carriage Return msec Milliseconds
CS Chip Select nsec Nanoseconds
D
n
Data Bit ‘n’ oz Ounces
DC or dc Direct Current RAM Random Access Memory
DD RAM Data Display RAM RD Read
E Enable RS Register Select
EIA Electronic Industries Association RST Reset
ft–L Foot–Lamberts
µ
A Microamps
g Gravitational Units
µ
F Microfarads
Hz Hertz (Cycles per Second)
µ
sec Microseconds
ID Identity or Identification UDC User Defined Character
I/O Input/Output V Volts
LCD Liquid Crystal Display VFD Vacuum Fluorescent Display
LF Line Feed WR Write