6: D
EVICE
A
DDRESSES
FC5A M
ICRO
S
MART
U
SER
’
S
M
ANUAL
FC9Y-B1268
6-25
D8007 Communication Mode Switching (Port 1 and 2)
Communication modes for ports 1 and 2 can be changed to maintenance communication.
The communication mode is switched to maintenance communication by writing '1' to the bit corresponding to each
port. When '0' is written, the communication mode configured in the function area settings takes effect. This function
can be used with system program version 220 or higher.
Bit allocation of D8007 for each port is shown below.
Bit 15
2
1
0
Port 2
0: Function area settings
1: Maintenance Communication
Port 1
0: Function area settings
1: Maintenance Communication
D8007
3
6
5
4
7
8
9
12
11
10
13
14
D8026 Communication Mode Information (Port 1 to Port 7)
Communication mode information of port 1 through port 7 is stored to D8026.
Bit 15
0
2
0
1
0
0
Port 2
000:
Maintenance Communication
001:
User Communication
010:
Data Link Communication
011:
Modem Communication
100:
Modbus Slave RTU Communication
101:
Modbus Slave ASCII Communication
100:
Modbus Master RTU Communication
101:
Modbus Master ASCII Communication
Port 1
0: Maintenance Communication
1: Other Communication
D8026
0
3
Port 3
Port 4
Port 5
Port 6
Port 7
6
5
4
7
8
9
12
11
10
13
14
0
0
0
0
0
0
0
0
0
0
Port 3 to Port 7
00: Maintenance Communication
01: Other Communication
D8029 System Program Version
The PLC system program version number is stored to D8029. This value is indicated in the PLC status dialog box called
from the WindLDR menu bar. Select
Online
>
Monitor
>
Monitor
, then select
Online
>
Status
. See page 13-1.
D8030 Communication Adapter Information
Information about the communication adapter installed on the port 2 connector is stored to D8030.
0:
RS232C communication adapter is installed
1:
RS485 communication adapter is installed or no communication adapter is installed
D8031 Optional Cartridge Information
Information about the optional cartridge installed on the CPU module is stored to D8031.
0:
No optional cartridge is installed
1:
Clock cartridge is installed
2:
Memory cartridge is installed
3:
Clock cartridge and memory cartridge are installed
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: [email protected]