CD32 Expansion-port

182 PIN (SAME AS MCA) (at the computer)

UNKNOWN 182 PIN CONNECTOR (SAME AS MCA) at the computer.

Pin	Name	Description	Comment
1	A31	Address 31	Probably not connected since 68EC020
2	A30	Address 30	Probably not connected since 68EC020
3	A29	Address 29	Probably not connected since 68EC020
4	A28	Address 28	Probably not connected since 68EC020
5	A27	Address 27	Probably not connected since 68EC020
6	A26	Address 26	Probably not connected since 68EC020
7	A25	Address 25	Probably not connected since 68EC020
8	A24	Address 24
9	DGND	Data Ground
10	VCC	+5 VDC
11	A23	Address 23
12	A22	Address 22
13	A21	Address 21
14	A20	Address 20
15	A19	Address 19
16	A18	Address 18
17	A17	Address 17
18	A16	Address 16
19	DGND	Data Ground
20	VCC	+5 VDC
21	A15	Address 15
22	A14	Address 14
23	A13	Address 13
24	A12	Address 12
25	A11	Address 11
26	A10	Address 10
27	A9	Address 9
28	A8	Address 8
29	DGND	Data Ground
30	VCC	+5 VDC
31	A7	Address 7
32	A6	Address 6
33	A5	Address 5
34	A4	Address 4
35	A3	Address 3
36	A2	Address 2
37	A1	Address 1
38	A0	Address 0
39	DGND	Data Ground
40	VCC	+5 VDC
41	D31	Data 31
42	D30	Data 30
43	D29	Data 29
44	D28	Data 28
45	D27	Data 27
46	D26	Data 26
47	D25	Data 25
48	D24	Data 24
49	DGND	Data Ground
50	VCC	+5 VDC
51	D23	Data 23
52	D22	Data 22
53	D21	Data 21
54	D20	Data 20
55	D19	Data 19
56	D18	Data 18
57	D17	Data 17
58	D16	Data 16
59	DGND	Data Ground
60	VCC	+5 VDC
61	D15	Data 15
62	D14	Data 14
63	D13	Data 13
64	D12	Data 12
65	D11	Data 11
66	D10	Data 10
67	D9	Data 9
68	D8	Data 8
69	DGND	Data Ground
70	VCC	+5 VDC
71	D7	Data 7
72	D6	Data 6
73	D5	Data 5
74	D4	Data 4
75	D3	Data 3
76	D2	Data 2
77	D1	Data 1
78	D0	Data 0
79	DGND	Data Ground
80	VCC	+5 VDC
81	/IPL2	Interrupt Priority Level 2
82	/IPL1	Interrupt Priority Level 1
83	/IPL0	Interrupt Priority Level 0
84
85	/RST	Reset
86	/HALT	Halt
87	/ECS	ECS??
88	/OCS	OCS??
89	SIZE1	Size 1	Indicates number of bytes remaining to transfer
90	SIZE0	Size 0	Indicates number of bytes remaining to transfer
91	/AS	Address Strobe
92	/DS	Data Strobe
93	/R/W	Read/Write
94	/BERR	Bus Error
95
96	/AVEC	Autovector Req	Autovector request during interrupt acknowledge
97	/DSACK1	Data Ack 1	Data transfer and size acknowledge
98	/DSACK0	Data Ack 0	Data transfer and size acknowledge
99	CPUCLK_A
100
101	DGND	Data Ground
102	VCC	+5 VDC
103	FC2	Function Codes 2
104	FC1	Function Codes 1
105	FC0	Function Codes 0
106
107
108
109
110
111	/CPU_BR	CPU bus request??
112	/EXP_BG	Expansion bus granted??
113	/CPU_BG	CPU bus granted??
114	/EXP_BR	Expansion bus request??
115
116
117	/PUNT
118	/RESET	68020 RESET
119	/INT2	Interrupt 2	Generate a level 2 interrupt
120	/INT6	Interrupt 2	Generate a level 6 interrupt
121	/KB_CLOCK	Keyboard clock
122	/KB_DATA	Keyboard data
123	/FIRE0	Fire Button 0??
124	/FIRE1	Fire Button 1??
125	/LED	Power On LED ??
126	/ACTIVE	Disk active LED
127	/RXD	Serial Receive	Serial data in
128	/TXD	Serial Transmit	Serial data out
129	/DKRD		Floppy interface (Paula?)
130	/DKWD		Floppy interface (Paula?)
131	SYSTEM
132	/DKWE		Floppy interface (Paula?)
133	CONFIG_OUT
134
135	DGND	Data Ground
136	+12V	+12V DC
137	DGND	Data Ground
138	+12V	+12V DC
139	17MHZ		For FMV interface ??
140	EXT_AUDIO		For FMV interface ??
141	DA_DATA		For FMV interface ??
142	/MUTE		For FMV interface ??
143	DA_LRCLK		For FMV interface ??
144	DA_BCLK		For FMV interface ??
145	DGND	Data Ground
146	VCC	+5 VDC
147	DR	Digital Red
148	DG	Digital Green
149	DB	Digital Blue
150	DI	Digital Intensity
151	/PIXELSW_EXT
152	/PIXELSW
153	/BLANK
154	PIXELCLK	Pixelclock	For manipulating RBG data
155	DGND	Data Ground
156	VCC	+5 VDC
157	/CSYNC	Composite sync	Not buffered.
158	CCK_B	Color clock ??
159	/HSYNC	Horizontal sync
160	/VSYNC	Vertical sync
161	VGND	Video ground
162	VGND	Video ground
163	AR_EXT	Analog Red External
164	AR	Analog Red
165	AG_EXT	Analog Green External
166	AG	Analog Green
167	AB_EXT	Analog Blue External
168	AB	Analog Blue
169	VGND	Video ground
170	VGND	Video ground
171	/NTSC
172	/XCLKEN	Enable External video clock	(Genlock)
173	XCLK	External video clock	(Genlock)
174	/EXT_VIDEO	External Video	Disable internal video interfaces
175	DGND	Data Ground
176	VCC	+5 VDC
177	AGND	Audio Ground
178	+12V	+12V DC
179	LEFT_EXT	Left sound External
180	LEFT	Left sound
181	RIGHT_EXT	Right sound External
182	RIGHT	Right sound

Contributor:

Joakim Ögren

Source:	CD32 expansion port info
	Usenet posting by Anders Stenkvist