Fanuc RS232 Internal Connections and Parameters
Table Of Contents
0M Control
The Fanuc 0M control has two
RS-232 interfaces. Interface number 1 is for the built-in tape
reader interface which must be set to 4800 baud. Interface number
2 is wired to the external DB25 female connector. The baud rate
and other parameters are set by the NC parameters. For cable and
signal descriptions go to technical note
O001.



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Fanuc 6M
Parameters
Parameter Numbers 310,311,312,313
| 7 |
6 |
5 |
4 |
3 |
2 |
1 |
0 |
| |
|
RSCB |
STP2 |
BAUD |
RSCB: If set to 0 the control codes (DC1-DC4)
are not used. If set to 1 the control codes are
used.
STP2: If set to 0 one stop bit is used. If
set to 1 two stop bits is used.
BAUD: Set (or check) the baud rate according to the following
chart.
| Baud Rate |
3 |
2 |
1 |
0 |
| 50 |
0 |
0 |
0 |
0 |
| 100 |
0 |
0 |
0 |
1 |
| 110 |
0 |
0 |
1 |
0 |
| 150 |
0 |
0 |
1 |
1 |
| 200 |
0 |
1 |
0 |
0 |
| 300 |
0 |
1 |
0 |
1 |
| 600 |
0 |
1 |
1 |
0 |
| 1200 |
0 |
1 |
1 |
1 |
| 2400 |
1 |
0 |
0 |
0 |
| 4800 |
1 |
0 |
0 |
1 |
| 9600 |
1 |
0 |
1 |
0 |
Parameter Numbers 340, 341
340: IDVICE - Selects the input device and setting to be used
to input data.
341: ODVICE - Selects the output device and setting to be used
to output data.
| Set Value |
Input/Output Device |
0
|
Input: Tape Reader
Output: Facit Puncher |
1
|
I/O: ASR33/ASR43
Set Parameter 310 |
2
|
I/O: RS232C
Set Parameter 311 |
3
|
I/O: RS232C
Set Parameter 312 |
4
|
I/O: RS232C
Set Parameter 313 |
To Read Program into Fanuc from PC
- On setting page set Input Device1 and 2 to a value of 1
and Parameter 340 to 2, 3, or 4 depending on the
communications settings.
- In edit mode press the READ button. If program number is
not at beginning of data you must enter by hand before
pressing READ.
- On PC you must now send data using your software. Note:
If using terminal program use 7 Data Bits Even Parity
using ASCII (text). The Fanuc LF line feed is used to
determine EOB end of block so be sure that the software
does not strip this character.
To Send Program from Fanuc to PC
- On setting page set Tape Code to a value of 1 (ISO) and
parameter 341 to 2, 3 or 4 depending on the
communications settings.
- On thePC you must set computer to read data in using the
same software settings as above (7,E, ASCII).
- In edit mode input program number (example: O0012) and
press the PUNCH button. The data should now transfer to
your computer.
|