RM85x Hand-held Terminals User Manual
10
CNI Engineering S.r.l.
05-10-2007
3.2.2 Scroll area
This command sets the scroll area,. i.e. the area by which the display scrolls at one time. The
parameter
Pn-r1
determines the first row of the scroll area and parameter
Pn-r2
determines the last
row. If
Pn-r1
is set to a value greater than parameter
Pn-r2
, the entire display scrolls.
This command also moves the cursor to the first column of the first row of the next scroll area.
Sequence
ESC [ Pn-r1 ; Pn-r2 r
Example
: To set the end of the scroll area between the second and third rows.
Byte
Command
Response
00
ESC
(0x1b)
01
‘[’
(0x5b)
02
‘2’
(0x32)
03
‘;’
(0x3b)
04
‘3’
(0x33)
05
‘r’
(0x72)
3.2.3 Clear screen (Form feed)
This command displays a screen full of blank characters (0x32) and moves the cursor to the first
column of the first row.
Sequence
FF
Byte
Command
Response
00
FF
(0x0c)
3.2.4 Display fixed characters
This command sets characters to appear fixed (not blinking).
The terminal displays all characters sent after this command as fixed.
Sequence
ESC [ 0 m
Byte
Command
Response
00
ESC
(0x1b)
01
‘[’
(0x5b)
02
‘0’
(0x30)
03
‘m’
(0x6d)
Содержание RM85x
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