It's possible to connect RS-232 peipheral to the RS-422 port availble on Macintosh computers. Use RXD- as RXD, TXD- as TXD, Ground RXD+, Leave TXD+ unconnected, GPi as CD.
(At the computer)
8 PIN MINI-DIN FEMALE at the computer.
Pin | Name | Dir | Description |
---|---|---|---|
1 | HSKo | Output Handshake | |
2 | HSKi/CLK | Input Handshake or External Clock | |
3 | TXD- | Transmit Data (-) | |
4 | GND | Ground | |
5 | RXD- | Receive Data (-) | |
6 | TXD+ | Transmit Data (+) | |
7 | GPi | General Purpose Input | |
8 | RXD+ | Receive Data (+) |