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Atari ST family connectors pinouts

• ST power supply
• ST floppy power supply


• ST Monitor out
• TT Monitor out
• Falcon Monitor out


• ST joystick / mouse
• STe enhanced joystick
• MEGA ST/TT keyboard


• MIDI In and Out
• ST Modem 1
• Falcon Serial
• LAN


• ST/Falcon parallel


• ST floppy
• Floppy internal
• ST/TT DMA ACSI port
• TT SCSI port


• ROM port


• Falcon DSP port

Atari ST external floppy

DIN 14 female at computer side

1	RD	Read Data	8	MOTOR	Motor On
2	SIDE 0	Side 0 Select	9	DIR	Direction In
3	GND		10	STEP
4	INDEX		11	WD	Write Data
5	SEL0	Drive 0 Select	12	WG	Write Gate
6	SEL1	Drive 1 Select	13	TRK00	Track 0
7	GND		14	WP	Wtite Protect