Allen-Bradley 1747-SN User Manual page 187

with block transfers present, A-6 ,
A-10
without block transfers present, A-3
introduction, A-2
timing diagrams
block transfer, 5-14
control program cancelling a BT, 5-18 ,
5-19
failure after startup, 5-17
successful block transfer, 5-15
tools needed, 2-1
transferring data
block transfer, 1-9
discrete, 1-9
troubleshooting, 6-1
communication problems, 6-2
contacting Allen-Bradley, P-4
U
understanding
I/O image files, 4-1
Index
slot addressing, 4-31
slot numbers, 5-10
W
wiring the network, 3-4
word 0, G file, 4-3
word 1, primary logical device address, G
file, 4-3
word 2, primary logical image size, G file,
4-3
word 3, secondary logical device address, G
file, 4-4
word 4, secondary logical image size, G file,
4-4
words 24 through 27, M0 file, 4-17
I–5