Rs232 Monitor Cable - Oxford Semiconductor OX16PCI952 User Manual

OX16PCI952 Evaluation Board User Guide
RS232
monitor cable
UG-0013 May 05
Figure 11 Null Modem with Loop-Back Handshaking
1
6
2
7
3
8
4
9
5
Figure 12 Null Modem with Partial Handshaking
1
6
2
7
3
8
4
9
5
Figure 13 Null Modem with Full Handshaking
1
6
2
7
3
8
4
9
5
Figure 14 shows an RS232 cable that can be used to monitor the serial
communication between two devices using a PC. Two sockets are
connected straight through and the PC is connected to the third socket.
Figure 14 RS232 Monitor Cable
1
6
2
7
3
8
4
9
5
External—Free Release
RS422 & RS232 Connector Pin Assignment
D1 R1
1N4148 2.2 K
5
9
4
8
3
7
2
6
1
5
9
4
8
3
7
2
6
1
5
9
4
8
3
7
2
6
1
1
6
2
7
3
8
4
9
5
5
9
4
8
3
7
2
6
1
21