Motion Coordinator Technical Reference Manual
Hardware Overview 2-7
Motion Coordinator MC202
Serial Port Connections
The MC202 features a standard RS-232 serial port for
programming (port 0), and an additional TTL-level output
(port 1) for external communications adaptors such as the
P349 RS-485 Adaptor, or the P435 Serial to Fibre-Optic
Adaptor.
The serial port is the default connection between the Motion Coordinator and
the host PC running Motion Perfect for programming.
MC202 Serial Port Connections
Serial Cables
Trio recommend the use of their pre-made serial cables (product code P350). If
cables need to be made to connect to a PC serial port the following connections
are required:
1
2
3
4
6
7
5
8
Pin
Function Notes
1
Internal 5v Do not connect
2
Internal 0v Do not connect
3
RS232 Transmit Serial Port 0
4
Ground
5
RS232 Receive Serial Port 0
6
External Control Output Do not connect
7
Externally buffered output Do not connect
8
Externally buffered input Do not connect
Pins 1, 2, 6, 7, and 8 are required to connect to an external fibre-optic adapter.
1
2
3
4
6
7
5
8
3
5
4
2 - Rx
3 - Tx
5 - Gnd
7 - RTS
8 - CTS
12345
6
7
8
9
Motion Coordinator to 'AT' style PC with 9pin serial connector
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