348 Rockwell Automation Publication 2080-UM002N-EN-E - November 2022
Appendix G Connect to Networks using DF1
Configure a Radio Modem
Station
To configure a Micro800 controller channel 1 for DF1 Radio Modem, do the following using your
programming software:
Table 97 - DF1 Half-Duplex Slave Communication Diagnostics Parameters
Status Field Definition
Packets Sent
The total number of DF1 messages sent by the controller (including message
retries).
Packets Received The number of messages received with no errors.
NAKs Received The number of NAKs received by the controller.
No Memory for Receiving
The number of times the controller could not receive a message because it did not
have available memory.
Messages Retried The number of message retries sent by the controller.
Undelivered Packets
The number of messages that were sent by the controller but not acknowledged by
the destination device.
Duplicate Received
The number of times the controller received a message packet identical to the
previous message packet.
Bad Packets Received
The number of incorrect data packets received by the controller for which no ACK
was returned.
2. See Table 97 for details concerning the DF1
Half-Duplex Slave Communication
Diagnostics screen.
1. To bring up the configuration page, click
Serial Port.
2. On the Serial Port configuration page, select
Radio Modem for your DF1 Mode.
3. Configure the rest of the communication
driver according to Table 98
.
Table 98 - Configure a Micro800 controller for DF1 Radio Modem communication
Parameter Default Selections
Baud Rate 19,200
Select a communication rate that all devices in your system support. Configure all devices in the system for
the same communication rate.
Parity None
Parity provides additional message packet error detection. To implement even parity checking, choose Even.
To implement odd parity checking, choose Odd. To implement no parity checking, choose None.
Node Address 1
A node address identifies the controller on the DF1 half-duplex link. Each station on a link must have a unique
node address. Choose an address between 0
10
and 254
10.
Node address 255
10
is the broadcast address, which
you cannot select as a station’s individual address.
Enable Store and Forward Not selected (Disabled) See Configure the Store and Forward Table
on page 350 for more information.
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