Measurement Computing Serial488A - Manual (Page 30)

2.20
2.8.3 Serial Cable Wiring Diagrams
If a cable was not purchased with the interface, the following diagrams
will be helpful in making your own cable. Simple soldering skills and an
attention to detail will ensure successful construction.
Macintosh to Serial488A Wiring Diagram (RS-422)
6
7
5
3
9
4
5
2
7
3
CTS
RTS
-RxD
Gnd
-Txd
CTS
RTS
-RxD
Gnd
-TxD
DB-9 Male DB-25 Male
Macintosh to Serial488A
4 14 +Rxd +TxD
8 16 +Txd +RxD
Macintosh Plus/SE/II to Serial488A Wiring Diagram (RS-422)
1
2
3
4
5
4
5
2
7
3
CTS
RTS
-RxD
Gnd
-Txd
CTS
RTS
-RxD
Gnd
-TxD
Mini DIN8 Male DB-25 Male
Macintosh II/SE/Plus to Serial488A
6 14 +Rxd +TxD
8 16 +Txd +RxD