IDEC FC6A-C16K1CE Communications Manual page 136

6: M C
ODBUS OMMUNICATION
Programming Modbus Slave Using WindLDR
Modbus slave communication is programmed for Modbus RTU mode using WindLDR. Since these settings relate to the user
program, the user program must be downloaded to the FC6A Series MicroSmart after changing any of these settings.
From the WindLDR menu bar, select Configuration > Communication Ports.
1.
The Function Area Settings dialog box for Communication Ports appears.
In the Communication Mode pull-down list for Port, select Modbus RTU Slave.
2.
Click the Configure button. The Modbus RTU Slave dialog box appears. Change settings, if required.
3.
Click the OK button to save changes.
4.
Download the user program to the FC6A Series MicroSmart.
5.
Now, programming for the Modbus slave is complete. Details about parameters and valid values are as follows.
6-10
Baud Rate
(bps)
Data Bits
Parity
Stop Bits
Slave Number
FC6A S M S A
ERIES ICRO MART
9600
19200
38400
57600
115200
8
Even, Odd, None
1 or 2
Constant
Data register
- -O T C
LL IN NE YPE OMMUNICATION
1 to 247
The value in D8100 (port 1), D8102 (port 2), or
D8103 (port 3) is used.
M FC9Y-B1730
ANUAL