Filter
Top Products
5 - 41
MELSEC-
A
5 PRELIMINARY INFORMATION
(3) Program
The program for reading the error codes (
R2
1B0H to
R2
1B2H) is shown
below.
Refer to section 5.1 for details on the program conditions.
(a) To use FROM/TO command with ACPU / QCPU-A (A mode)
Write to transmission buffe
r
Change to bank 1
Set dummy area
Set station No., request
code
Transmission buffer write
data size
Quantity (Fixed)
Access code, attribute
No. of read points
Change to bank 0
Change to bank 1
Set intelligent device
station access request
Set error read flag 1
Set error read flag 2
Reset intelligent device
station access request
Error read completion
Reset error read flag 1
Read from reception buffer
Change to bank 0
Access destination R2
buffer memory address
Reset error read flag 2