Allen-Bradley ControlLogix System 1756-L1 User Manual page 359

L.
O.
P.
Allen-Bradley HMIs
H. Type the amount of delay (20 ms units) between the time that
the RTS signal turns on (high) and the time that data is sent. For
example, a value of 4 produces an 80 ms delay.
I. Type the amount of delay (20 ms units) between the time that
the last character is sent and the time that the RTS signal turns
off (low).
J. Click Apply.
K. Click the System Protocol tab.
L. Select DF1 Master.
M. Select the error detection method that your equipment uses.
N. Do you want to receive duplicate messages?
If: Then:
Yes Leave the Enable Duplicate Detection selected.
No Clear the Enable Duplicate Detection check box.
O. Type an address between 0 and 254 for this controller.
P. Do you want to ignore messages from slave stations?
If: Then select:
No Message Based (slave can initiate messages)
Yes Message Based (slave cannot initiate messages)
A slave station can only send a message when it receives a
message from this controller (master).
Q. Click OK.
Configure DF1 Master and Slave Communications
Publication 1756-UM001E-EN-P - August 2002
22-9
M.
N.
42388