======AT&T/Teletype DMD/Blit/5620 Terminal======
[[http://teryx.bobdbob.com/~protius/dmd|Source]]

===DMD Mouse pinout===
<code>
1: +5V
2: vertical
3: vertical
4: horiz
5: horiz
6: gnd
7: middle button
8: right button
9: left button
</code>

A [[https://www.domesday86.com/?page_id=245|smallymouse]] can be connected directly (no inverters needed) and the DMD's 5V pin will power the smallymouse just fine.

===PC6300 is the same!===
http://olivettim24.hadesnet.org/docs/m24schem.pdf

===Apollo is the same===
12/23/22				

===Apollo to Amiga Mouse converter===

DB9M to DB9M				
<code>
Apollo Keyboard			Amiga Mouse	

Pin	Signal 		Color	Pin	Signal
1	+5		BRN	7	+5
2	YB		RED	1	V
3	YA		ORN	3	VQ
4	XB		YEL	4	HQ
5	XA		GRN	2	H 
6	GND		BLU	8	GND
7	SWM (Button 2)	WHT	5	(M)
8	SWR (Button 3)	BLK	9	(R)
9	SWL (Button 1)	BRN	6	(L)
</code>