112
Example 6 The M strobe and M code won’t be output if the Optional End function’s optional
input is received before they are output, but a previous M code and M strobe
won’t be cleared.
M700
G74 3
G00 X500 M600
G01 X1000
Optional input 3
X-axis operation
M strobe
M code
Program block
execution
(M code 600 won’t
be output.)
5-7 Mode Transitions Caused by G Functions
Execution of some G-code functions will change the MC Unit’s modes and coor-
dinate settings. The following table shows the operations and functions that can
change the MC Unit’s status.
Operation G
Status after the operation
code
Coordinate system Command mode Operating Mode
Reset --- Reference Absolute Pass mode
Execution of the main program --- Reference Absolute Pass mode
ORIGIN SEARCH G28 Reference Absolute Pass mode
REFERENCE ORIGIN RETURN G26 Reference Absolute Pass mode
WORKPIECE ORIGIN RETURN G27 Workpiece Absolute Pass mode
Mode Transitions Caused by G Functions
Section 5-7
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