L X20. Y20. F1000
https://ru.cnc.uno/learn/theme2/topic4/content/tr_okuma.php
------------------------------
G00 X5.
G04 X10. //non-modal (0)
X20.
/////////////
-------------------------------------------------
G04 Q2 //MODAL
Q4
------------------------------
L IX10 IY10 F100
L PX10 PY10 F100
L X10 Y10 F100
L IX10 IY10 F100
-----------
N10 IF [#100 EQ 2] N20
N10 IF [#100 EQ 2] GOTO N20
---
GOTO N30 ///////////// GOTO NA1