Piedinature - Pinouts
Serial (Amiga 1000)

Reference and Sources:

25 PIN D-SUB FEMALE (At the Amiga 1000)

25 PIN D-SUB FEMALE at the Amiga 1000.

Pin	Name	Dir	Description
1	SHIELD	------	Shield Ground
2	TXD	OUT	Transmit Data
3	RXD	IN	Receive Data
4	RTS	OUT	Request to Send
5	CTS	IN	Clear to Send
6	DSR	IN	Data Set Ready
7	GND	------	System Ground
8	CD	IN	Carrier Detect
9	n/c	-
10	n/c	-
11	n/c	-
12	n/c	-
13	n/c	-
14	-5V	OUT	-5 Volts DC (50mA max)
15	AUDO	OUT	Amiga Audio Out (Left)
16	AUDI	IN	Amiga Audio In (Right)
17	EB	-	EB=Buffered Port Clock 716 kHz
18	/INT2	?	Interrupt 2
19	n/c	-
20	DTR	OUT	Data Terminal Ready
21	+5V	OUT	+5 Volts DC
22	n/c	-
23	+12V	OUT	+12 Volts DC (20 mA max)
24	/C2	OUT	C2=Clock 3.58MHz
25	/RESET	OUT	Reset

Note: Direction is DTE (Computer) relative DCE (Modem).
Note: Do not connect SHIELD(1) to GND(7).

Piedinature - PinoutsSerial (Amiga 1000)