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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 trasnfer 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..
Please send any comments to Joakim Ögren.
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