Data Settings Required For Reading Data - Omron CS1W-NC113 Manual

Reading Data with the READ DATA Bit

5-3-2 Data Settings Required for Reading Data

m+1: Set the beginning word of the operating data area (l).
m+2: Set the axis parameter designation.
2. Powering up again or restart.
The data for the common parameters set in 1 above will be enabled.
3. Set the operating data area.
I+4: Total number of words to be read from the PCU (Hex)
I+5: Beginning address of PCU's data area (Hex).
l+6: The area in the CPU Unit (DM/EM) where the data will be stored.
I+7: Beginning word address (Hex) of CPU Unit's DM or EM area where
read data will be stored.
4. Execute READ DATA.
Turn the READ DATA Bit (word n+1, bit 13) from OFF to ON.
The operations in (1) and (2) above are required when using the PCU for the first
time or when modifying the data in the common parameter area.
Beginning Words of Operating Memory Area, Operating Data Area, and
Parameter Areas
The beginning words of the operating memory area, the operating data area and
common parameter area used for a PCU are determined (or set) according to
the following.
• Beginning word of the operating memory area, n = CIO 2000 + 10 × unit num-
ber
• Beginning word of the common parameter area, m = D20000 + 100 × unit num-
ber
• Beginning word of the operating data area, l, is specified in m and m+1.
Word
m Operating data
area designation
m+1 Beginning word of
operating data
area
m+2 Axis parameter
designation
Operating Memory Area
Name Model
WRITE DATA NC4j3
NC2j3
NC1j3
Data NC4j3
Transferring
NC2j3
Flag
NC1j3
Name Bit
00 to 15
00 to 15
00 to 15
Operating
memory area
n+1 13
n+1
n+1
n+8 14
n+4
n+2
Section 5-3
Reference
Section 4
Bit Contents
Starts reading
data at the
rising edge.
1: Data is
being
transferred
0: Power up or
restart;
transfer
completed;
transfer
unsuccessful
109