Sega GENESIS II User Manual

• Description
Pin I
No.1
Name
11/0!
Function
Pin
I
No.
Name
iuo J
Function
I
SDO
41
- VSYNC
0
2
I
SDI
42
-
CSYNC
110
VIDEO+ PSG
I
3
I
SD2
43 - HSYNC
1/0
4
SD3
44 VDD
-
Power Supply.
I
Dual
Port RAM Interface Signals.
5
SD4
45 -M3
I
I
6
SDS
46 -NTSC
7
SD6
47 -VPA
8
SD7
48
-HALT
0
9 I
- SEI
I
49
-RESET
68000 Interface Signals.
10
- SEO 50
FCO
I
II
- sc
51
FCI
12 -RASI
52 -MREQ
I/0
Z80 Interface Signals.
0
Dual Port RAM Interface Signals.
13
-CAS!
53 vss
-
GND
14 -WEI
54
AUSS
-
15
-WEO
55 MOR (ANLONG)
0
FM
16 - OEI
56 MOL (ANLONG)
-
17
RDO 57
SOUNDAVDD
-
18
RDI
Use This Pin Set To Open Cer-
I/0 Dual Port RAM Interface Signals. 58 -SOUND
110
19
RD2
tainly.
20 RD3
I
59 -ZRES
I/0
21 1
VSS
-
GND
60
-ZBAK
I
22 RD4
61
-NMI
0
ZBO Interface Signals.
23
RDS 62
- ZBR
I/0
24
RD6
63
-WAIT
25 RD7
64
-EOE
0
P-SRAM
Interface.
26
ADO
65 - NOE
27
ADI
66
-ZRAM
I/0 Dual Port RAM Interface Signals.
0
SRAM
Interface.
28 AD2
67
-REF
29
AD3
68
-
CAS2
30
AD4
69
- RA$2
31
ADS 70 -ASEL
32 AD6
71
-ROM
0
33 AD7
72
- FDC
34 I VIDEO A VSS
-
73
-FDWR
35 R(ANLONG)
74
-CEO
36 G (ANLONG)
0
VIDEO+ PSG
75
-TIME
37
B(ANLONG) 76
-CART
I
38
VIDEOAVDD
-
77
IAI4
0
39 - YS
0
78
-WRES
I
40
SPA/B -
1/0
79
-DISK
I/0
22

Sega GENESIS II Specifications

General

Brand	Sega
Model	GENESIS II
Category	Game Console
Language	English