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Hardware Configuration
MI811F Series
User’s Manual
25
2
2.5.2
COM1 RS-232/422/485 Port & COM2 RS-232 Port
(CN2)
COM1:
COM2:
1
6
5
9
1
6
5
9
COM1
RS-232/422/485 port is jumper-less and configurable in BIOS.
Pin
Assignment
Pin
Assignment
1
DCD, Data carrier detect
6
DSR, Data set ready
2
RXD, Receive data
7
RTS, Request to send
3
TXD, Transmit data
8
CTS, Clear to send
4
DTR, Data terminal ready 9
RI, Ring indicator
5
Ground
Pin
Assignment
RS-232
RS-422
RS-485
1
DCD
TX-
Data-
2
RXD
TX+
Data+
3
TXD
RX+
N/A
4
DTR
N/A
N/A
5
Ground
Ground
Ground
6
DSR
RX-
N/A
7
RTS
N/A
N/A
8
CTS
N/A
N/A
9
RI
N/A
N/A
Summary of Contents for MI811F-420
Page 15: ...General Information MI811F Series User s Manual 7 1 1 6 Block Diagram...
Page 23: ...Hardware Configuration MI811F Series User s Manual 15 2 SIO Board diagram of MI811F...
Page 48: ...40 MI811F Series User s Manual This page is intentionally left blank...
Page 62: ...54 MI811F Series User s Manual This page is intentionally left blank...
Page 78: ...70 MI811F Series User s Manual 4 5 Chipset Settings 4 5 1 South Cluster Configuration...
Page 86: ...78 MI811F Series User s Manual This page is intentionally left blank...