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Hardware Configuration
MB997
User’s Manual
19
2
2.5.1
CN1: COM1 & COM2 Ports
Pin
Signal Name
Pin
Signal Name
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
Signal Name
RS-232
RS-422 RS-485
1
DCD
TX-
DATA-
2
RX
TX+
DATA+
3
TX
RX+
NC
4
DTR
RX-
NC
5
Ground
Ground
Ground
6
DSR
NC
NC
7
RTS
NC
NC
8
CTS
NC
NC
9
RI
NC
NC
Summary of Contents for MB997
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Page 14: ...6 MB997 User s Manual 1 6 Block Diagram ...
Page 17: ...General Information MB997 User s Manual 9 1 1 8 Dimensions ...
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Page 22: ...14 MB997 User s Manual 2 3 Jumper Connector Locations on MB997 ...
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