Eaton XN300 - Page 331

38 XN-322-2SI-RS serial interface specialty module
38.6 Memory layout
327 XN300 slice modules 02/24 MN050002EN Eaton.com
0x6xxA
SUB 03
2 Status485 Byte 1
Line
Status
Register
Bit 0 1: Transmitter
Holding Register
Empty
0x0280
Bit 1 1: Rx Parity Error
Bit 2 1:Rx Framing Error
Bit 3 1: Break Condition
received
Bit 4 1: Rx Busy
Bit 5 1: Rx Receive
Buffer Overflow
Bit 6-7 reserved
0x6xxA
SUB 04
1 TransmitCount485 Number of bytes in TX send buffer 0x0285
0x9xx0
SUB 08
max.10 SerialNumber
–
0x8xx1
SUB 01
1 UserLEDControl
–
0x8xxA
SUB 01
2 Control232
Setting up the
RS232 interface
Byte 0
Modem
Status-
Register
Bit 0 Enable Interface 0x0100
Bit 1-7 reserved
0x8xxA
SUB 03
Byte 1
Line
Status
Register
Bit 0-1
00
01
10
11
Data word length
0: 5 Bit
1: 6 Bit
2: 7 Bit
3: 8 Bit
0x8xxA
SUB 05
Bit 2
0:
1:
Number of stop
bits
1 stop bit,
1.5 stop bits for 5-
bit data word
length
2 stop bits for 6-
bit, 7-bit, 8-bit
data word length
0x8xxA
SUB 04
Bit 3 0: No parity
Bit 4 1: Even parity
Bit 5 1: Odd parity
Bit 6 1: MARK
Bit 7 1: SPACE
EtherCAT
Object
Index
Size
(byte)
Local I/O
description
Local I/O
addresses