HCD-DZ30
50
Pin No.
Pin Name
I/O
Description
53 to 58
IOA 2 to 7
O
Address bus 2 to 7 output to PROM (IC1102)
59
HIGHA0
O
Address bus 8 output to PROM (IC1102)
60, 61
IOA18, 19
O
Address bus 18, 19 output to PROM (IC1102)
62
DVSS
—
Ground terminal
63
APLLCAP
I
APLL External Capacitance connection
64
APLLVSS
—
Ground terminal
65
VDD3
—
Power Supply (+3.3V)
66
I OWR
O
WE signal output to PROM (IC1102)
67
A16
O
Address bus 16 output to PROM (IC1102)
68 to 72
HIGHA 7 to 3
O
Address bus 15 to 11 output to PROM (IC1102)
73
DVDD3
—
Power Supply (+3.3V)
74, 75
HIGHA 2, 1
O
Address bus 10, 9 output to PROM (IC1102)
76
IOA20
O
Address bus 20 output to PROM (IC1102)
77
IOCS
O
CE signal output to PROM (IC1102)
78
IOA1
O
Address bus 1 output to PROM (IC1102)
79
IOOE
O
OE signal output to PROM (IC1102)
80
DVDD3
—
Power Supply (+3.3V)
81 to 84
AD 0 to 3
I
Data bus 0 to 3 input from PROM (IC1102)
85
DVSS
—
Ground terminal
86 to 88
AD 4 to 6
I
Data bus 4 to 6 input from PROM (IC1102)
89
IOA21
O
Address bus 21 output to PROM (IC1102)
90
ALE
O
Address latch enable (not used (Open))
91
AD7
I
Data bus 7 input from PROM (IC1102)
92
A17
O
Address bus 17 output to PROM (IC1102)
93
IOA0
O
Address bus 0 output to PROM (IC1102)
94
DVSS
—
Ground terminal
95
UWA
I
System Controller write strobe (not used (Open))
96
URD
I
System Controller read strobe (not used (Open))
97
DVDD18
—
Power Supply (+1.8V)
98
IFSDO
O
DVD SDO signal output to System Controller (IC501)
99
IFCK
O
DVD SCO signal output to System Controller (IC501)
100
XIFCS
O
DVD XIFCS signal output to System Controller (IC501)
101
IFSDI
I
DVD SDI signal input from System Controller (IC501)
102
SCL
O
SCL signal output to EEPROM (IC1103)
103
SDA
I/O
SDA signal output/input to/from EEPROM (IC1103)
104
TRG-SW
O
TRG-SW signal output (not used (Open))
105
IFBSY
I
DVD IF-BUSY signal input from System Controller (IC501)
106
RXD
I
RD232 RXD clock (not used)
107
TXD
I
RD232 TXD data (not used)
108
DVDD3
—
Power Supply (+3.3V)
109
ICE
I
ICE mode enable (not used (Open))
110
PRST
I
MTRST signal input from System Controller (IC501)
111
IR
I
IR control signal input (not used (Open))
112
INT0
I
External interrupt0 (not used (Open))
113
DQMO
O
DQM0 signal output to SD-RAM (IC1104)
114
MREQ
O
DQM signal output (not used (Open))
115
RD7
I/O
Data bus 7 from SD-RAM (IC1104)
116
DVSS
—
Ground terminal
117, 118
RD 6, 5
I/O
Data bus 6, 5 from SD-RAM (IC1104)
119
DVSS
—
Ground terminal
120, 121
RD 4, 3
I/O
Data bus 4, 3 from SD-RAM (IC1104)
122
DVDD18
—
Power Supply (+1.8V)
123 to 125
RD 2 to 0
I/O
Data bus 2 to 0 from SD-RAM (IC1104)
126
RD15
I/O
Data bus 15 from SD-RAM (IC1104)
127
DVDD3
—
Power Supply (+3.3V)
Summary of Contents for HCD-DZ30
Page 24: ...HCD DZ30 24 MEMO ...
