71
HCD-GNZ77D/GNZ88D
Pin No.
Pin Name
I/O
Pin Description
49
WIDE
I
Wide signal output
50
MSW
O
Volume control signal output
51
MAMUTE
O
MAMUTE signal output to System Controller Not used in this set. (Open)
52
DVDD18
—
Power Supply pin (+1.8 V)
53 to 58
IOA 2 to 7
O
Address bus 2 to 7 output to PROM
59
HIGHA0
O
Address bus 8 output to PROM
60, 61
IOA18, 19
O
Address bus 18, 19 output to PROM
62
DVSS
—
Ground pin
63
APLLCAP
I
APLL External Capacitance connection
64
APLLVSS
—
Ground pin
65
VDD3
—
Power Supply pin (+3.3 V)
66
IOWA
O
WE signal output to PROM
67
A16
O
Address bus 16 output to PROM
68 to 72
HIGHA 7 to 3
O
Address bus 15 to 11 output to PROM
73
DVDD3
—
Power Supply pin (+3.3 V)
74, 75
HIGHA 2, 1
O
Address bus 10, 9 output to PROM
76
IOA20
O
Address bus 20 output to PROM
77
IOCS
O
CE signal output to PROM
78
IOA1
O
Address bus 1 output to PROM
79
IOOE
O
OE signal output to PROM
80
DVDD3
—
Power Supply pin (+3.3 V)
81 to 84
AD 0 to 3
I
Data bus 0 to 3 input from PROM
85
DVSS
—
Ground pin
86 to 88
AD 4 to 6
I
Data bus 4 to 6 input from PROM
89
IOA21
O
Address bus 21 output to PROM
90
ALE
O
Address latch enable Not used in this set. (Open)
91
AD7
I
Data bus 7 input from PROM
92
A17
O
Address bus 17 output to PROM
93
IOA0
O
Address bus 0 output to PROM
94
DVSS
—
Ground pin
95
UWA
I
System Controller write strobe Not used in this set. (Open)
96
URB
I
System Controller read strobe Not used in this set. (Open)
97
DVDD18
—
Power Supply pin (+1.8 V)
98
IFSDO
I
DVD SOD signal input from System Controller
O
DVD SCO signal output to System Controller
I
DVD XIFCS signal input from System Controller
I
VIFBUSY signal output from System Controller
O
SCL signal output to EEPROM
O
SDA signal output to EEPROM
O
RS232 RXD signal output Not used in this set. (Open)
I
RS232 TXD signal input from System Controller
I
RD232 RXD clock
I
RD232 TXD data
—
Power Supply pin (+3.3 V)
109
ICE
I
ICE mode enable Not used in this set. (Open)
110
PRST
I
MTRST signal input from System Controller
111
IR
I
IR control signal input Not used in this set. (Open)
112
INT0
I
External interrupt0 Not used in this set. (Open)
113
DQMO
O
DQM0 signal output to SD-RAM
114
MREQ
I
DQM signal input
115
RD7
I
Data bus 7 from SD-RAM
116
DVSS
—
Ground pin
117, 118
RD 6, 5
I
Data bus 6, 5 from SD-RAM
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