
OPERATION
4. AUTOMATIC OPERATION
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In the MDI mode, a program consisting of up to 10 lines can be created in
the same format as normal programs and executed from the MDI panel.
MDI operation is used for simple test operations.
The following procedure is given as an example. For actual operation,
refer to the manual supplied by the machine tool builder.
Procedure for MDI Operation
1 Press the MDI mode selection switch.
2 Press the
PROG
function key on the CRT/MDI panel to select the
program screen. The following screen appears:
PROGRAM ( MDI )
MDI
* * * *
* * * * * * 20:40:05
O0010
N00002
PRGRM
CURRNT
NEXT (OPRT)
O0000
;
G00 G40 G80 G54 G69
G18 G22 G21 G99 G67
M
T
FS
>_
MDI
Program number O0000 is entered automatically.
3 Prepare a program to be executed by an operation similar to normal
program editing. M99 specified in the last block can return control to
the beginning of the program after operation ends. Word insertion,
modification, deletion, word search, address search, and program
search are available for programs created in the MDI mode. For
program editing, see Chapter 9.
4 To entirely erase a program created in MDI mode,use one of the
following methods:
a. Enter address
O
, then press the
DELETE
key on the MDI panel.
b. Alternatively, press the
RESET
key. In this case, set bit 7 of
parameter 3203 to 1 in advance.
5 To execute a program, set the cursor on the head of the program. (Start
from an intermediate point is possible.) Push Cycle Start button on
the operator’s panel. By this action, the prepared program will start.
When the program end (M02, M30) or ER(%) is executed, the
prepared program will be automatically erased and the operation will
end. By command of M99, control returns to the head of the prepared
program.
4.2
MDI OPERATION
Procedure for CRT/MDI