Industrial Electronic Engineers, Inc.
SIZE
A
CODE IDENT NO.
05464
SL330-X4X
I
Van Nuys, California
SCALE N/A
REV
C
SHEET 6
04/14/05
4.0
OPERATION
4.1
Loading ASCII Character Data
All printing characters are located in standard ASCII code locations from 20 (HEX) to FF (HEX). Control
character assignments are as follows.
4.2
Control Codes
NOTE: CARE SHOULD BE TAKEN NOT TO SEND UNDEFINED CONTROL OR COMMAND CODES TO
THE DISPLAY MODULE AS THIS MAY CAUSE A SOFTWARE MALFUNCTION OF THE
MODULE.
4.2.1
Instruction
DATA (HEX)
DESCRIPTION
01
READING THE CHARACTER CAPACITY OF THE DISPLAY (DISPLAY RESPONDS
SENDING 3C (HEX))
02
DISPLAY SOFTWARE CHECKSUM AND SOFTWARE NUMBER
03
READ CURSOR LOCATION VALUE (DISPLAY RESPONDS WITH 1 BYTE)
FOR 8 x 18 DOT CHARACTERS
FOR 5 x 8 DOT CHARACTERS
FOR 10 x 14 DOT CHARACTERS
01-1E (HEX) FOR LINE 1
01-28 (HEX) FOR LINE 1
01-14 (HEX) FOR LINE 1
21-3E (HEX) FOR LINE 2
41-68 (HEX) FOR LINE 2
21-34 (HEX) FOR LINE 2
81-A8 (HEX) FOR LINE 3
C1-E8 (HEX) FOR LINE 4
04
READ DATA AT PRESENT CURSOR LOCATION
08
BACKSPACE CURSOR LOCATION ONE POSITION (cursor stays when at HOME location)
09
ADVANCE CURSOR LOCATION ONE POSITION (cursor wraps around after bottom right
character location)
0A
LINE FEED (vertical scroll from bottom line; cursor position does not change)
0C
CLEAR THE DISPLAY (cursor stays)
0D
CARRIAGE RETURN (returns cursor to left-most character position of the same line;
does not clear display)
0E
MAKE CURSOR INDICATOR INVISIBLE (the cursor location counter continues to function
but there is no visible indicator of next character location) (10x14 DOT BOLD CHARACTER
ONLY)
0F
+ MAKE CURSOR INDICATOR VISIBLE, UNDER BAR. (10x14 DOT BOLD CHARACTER ONLY)
<10>
BOTTOM LINE DATA ENTRY WITH AUTOMATIC CARRIAGE RETURN & LINE FEED
(puts cursor a left side bottom row and data enters beginning at the left-most character
position of the bottom row, vertical scroll from bottom line after line has been filled)
