-Shenzhen Guanhong Automation Co.,Ltd.-
SZGH-CNC1000MDb Series
- 16 -
the same block. The last G instruction is valid when there are more G instructions which are in the
same group in one block.
Word
is the basic instruction unit to command CNC system to complete the control
function,composed of an English letter (called instruction address) and the following number
(operation instruction with/without sign). The instruction address describes the meaning of its
following operation instruction and there may be different meaning in the same instruction address
when the different words are combined together. Table 2-1 is Word List of SZGH-CNC1000MDb
system.
Functions
Address
symbol
meaning
Data range
Name of file
Name of machining workpiece
0-9, A-Z
Program
segment No.
N
No. of program segment
0000-9999
Preparation
function
G
Content and mode of designated
instruction operation
00-99
Auxiliary
function
M
Auxiliary operation instruction
00-99
Tool chosen
T H D
No. /compensation of Tool
01-99
Spindle
function
S
Set the speed of 1st spindle;
0-99999
SS
Set the speed of 2nd spindle;
Cutting speed
F
Speed per minute
0.01-15m/m
Coordinates
character
X Y Z A
The coordinates value of X Y Z A axes.
+/-99999.999mm
Core
coordinates
I J K
X Z axes and Z axes core coordinate
increment value
+/-99999.999mm
Step length
R
Circular arc radius
0.001-99999.999mm
Delay time
P,X
Designated delay time of G04
0.001-65s
Program
entrance
P
Entrance of calling program name
0000-9999
Repeat times
L
Times of cycle or subprogram calling
1-9999
Line skip
/
No executive program when “/” is in
front of program line
P9_D12 in Other
parameter:shield the
function
Attention 1:“-”means this data can be use.
Attention 2:In front of the numeral is 0, indicated this data only write the effective data.
Attention 3:The digital presentation is a figure, when is two, top digit expression integer figure biggest
figure, after low position expresses decimal point most imperial throne.
