Automatic control function programming manual ladder language

8.1.2 Exchange Variable
Variable %R0.W «CARCLAV» is used to read the key codes sent by the operator panel keyboard at the rate of one
character every 5 RTCs and process them via the user programme.
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TOOL JOG
MODE
M01
F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 F11 F12 HELP
! @ # $ % ^ & * ( ) _ +
1 2 3 4 5 6 7 8 9 0 - = +
ESC Q W E R T Y U I O P
: "
CTRL A S D F G H J K L
x off
;
`
< > ?
SHIFT Z X C V B N M
SPACE
, . /
`
/
{ }
[ ]
KEYBOARD
ALL
CAPS
line line
INS DEL
char char
home Pg Up
end
VALID
Pg Dn
%R0.W
Figure 8.2 - Exchange variable %R0.W
AUTOMATIC CONTROL
FUNCTION
User
programme
If the operator panel keyboard is disabled (variable %W5.0 = 1) function putkey() can be used to simulate the operator
panel keyboard via the user programme.
TOOL JOG
MODE
M01
F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 F11 F12 HELP
! @ # $ % ^ & * ( ) _ +
1 2 3 4 5 6 7 8 9 0 - = +
ESC Q W E R T Y U I O P
: "
CTRL A S D F G H J K L
x off
;
`
< > ?
SHIFT Z X C V B N M
SPACE
, . /
`
/
{ }
[ ]
KEYBOARD
putkey
ALL
CAPS
line line
INS DEL
char char
home Pg Up
end
VALID
Pg Dn
%W5.0 = 1
Figure 8.3 - Function putkey()
8.1.3 Transmission of Character Codes to the Screen
CNC FUNCTION
CNC
Programme
Functions putchar(), puts(), print(), printf() (see Sec. 8.2), are used to send the cursor control commands and
alphanumeric characters to the operator panel screen.