Radio Shack TRS-80 Model 3 - Page 238

TRS .. 80 MODEL III
In the following table, we summarize the keyboard and video display control
characters
Code
Video Display
Dec. Hex. Keyboard
PRINT CHR$
(code)
POKE vidram, code*
1
00
No effect
1
01
(BREAK)
No effect
CSHIFf) rn OD
2 02
(SHIFT) (]) CID
No effect
3 03
(SHIFT) (!) m
No effect
4
04
(SHIFT) m OD
No effect
5 05
(SHIFT) CD CD
No effect
6 06
(SHIFT) CD CD
No effect
;..::
7
07
(SHIFT) m (]J
No effect
:.a
8 08
8
Backspace and erase
=:
(1)
0..
(SHIFT) CD OD
0..
~
9 09
8
Tab(0,8,16,24, ... )
rJ:J
(SHIFT) (!) CD
:E
....
10 OA
CD
Move cursorto start of
.S
(SHIFT) Cf) QJ
next line and erase line
I-<
(1)
(SHIFT) (]) ao
No effect
....
11 OB
~
12
OC
(SHIFT) (!) OJ
No effect
.....
M
13 00
(ENTER)
Move cursorto start of next
...c
~
(SHIFT) m 00
line and erase line
:::l
0
14 OE (SHIFT) CD aD
Cursoron
I-<
...c
15
OF
(SHIFT) CD CID
Cursoroff
....
0
16 10
(SHIFT) (!) ®
No effect
rr.J
..
17 11
(SHIFT) CD ([) No effect
~
~
~
18 12
(SHIFT) CD OD
No effect
~
..
19 13
(SHIFT) Cf) ([)
No effect
~
..=
20 14
(SHIFT) (]) CD No effect
u
21
15
(SHIFT) (!) OD
Swap space compression/
-;
·0
special characters
~
22 16 (SHIFT) m0lJ
Swap special/alternate characters
Q.c
rJl
23 17
(SHIFT) CD (][) Double-size characters
(1)
(1)
24 18
(SHIFT) (3
Backspace without
CI:l
(SHIFT) (!) OD erasing
25
19
(SHIFT) CD CYJ
Advance cursor
26
1A
(SHIFT) m CZJ Move cursor down
27
1B
(SHIFT) CD
Move cursor up
28 1C
(SHIFT) m0
Move cursorto upperleft corner
29
10 (SHIFT) m CID
Erase line and start over
30
1E
(SHIFT) (!) 0 Erase to end of line
31 iF
(CLEAR) Erase to end of display
(SHIFT) CD 0
*See Special Characters 0 through 31 later in this Appendix.
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