37
NW-MS6
Pin No.
Pin Name
I/O
Description
54 to 56
DB12 to DB14
I/O
Two-way data bus with the flash memory (IC5000), S-RAM (IC5600) and system controller
(IC7001)
57
VSS6
—
Ground terminal
58
DB15
I/O
Two-way data bus with the flash memory (IC5000), S-RAM (IC5600) and system controller
(IC7001)
59 to 63
ADR0 to ADR4
I
Address signal input from the system controller (IC7001)
64
VSS7
—
Ground terminal
65, 66
ADR5, ADR6
I
Address signal input from the system controller (IC7001)
67
VDD3
—
Power supply terminal (+1.8V)
68
VDE4
—
Power supply terminal (+2.8V)
69 to 71
ADR7 to ADR9
I
Address signal input from the system controller (IC7001)
72
VSS8
—
Ground terminal
73 to 77
ADR10 to ADR14
I
Address signal input from the system controller (IC7001)
78
RD
I
Read enable signal input from the system controller (IC7001)
79
VSS9
—
Ground terminal
80
WRU
I
Write enable signal input from the system controller (IC7001) (upper byte)
81
WRL
I
Write enable signal input from the system controller (IC7001) (lower byte)
82
CS
I
Chip select signal input from the system controller (IC7001)
83
VDE5
—
Power supply terminal (+2.8V)
84
VDD4
—
Power supply terminal (+1.8V)
85
IRQ
O
Interrupt request signal output to the system controller (IC7001)
86
DREQ0
O
USB DMA request signal output terminal Not used (open)
87
VSS10
—
Ground terminal
88
DACK0
I
USB DMA acknowledge signal input terminal Not used (open)
89
TEST0
O
For test terminal Normally open
90
TEST1
I
For test terminal Normally open
91
SIOSI
I
Serial data input from the EEPROM (IC6002)
92
SIOSO
O
Serial data output to the EEPROM (IC6002)
93
SIOCS
O
Chip select signal output to the EEPROM (IC6002)
94
VSS11
—
Ground terminal
95
SIOCK
O
Serial data transfer clock signal output to the EEPROM (IC6002)
96
ACLK
I
ATRAC3 data transfer clock signal input terminal Not used (fixed at “L”)
97
ARQ
O
ATRAC3 data request signal output terminal Not used (open)
98
VDE6
—
Power supply terminal (+2.8V)
99
ABS
I
ATRAC3 data request signal input terminal Not used (fixed at “L”)
100
ACDO
O
ATRAC3 data output terminal Not used (open)
101
ACDI
I
ATRAC3 data input terminal Not used (fixed at “L”)
102
DP3
O
System wake up request signal output to the system controller (IC7001)
103
TKURST
I
Not used (fixed at “L”)
104
TKDBG
I
Not used (fixed at “L”)
105
VDD5
—
Power supply terminal (+1.8V)
106
VSS12
—
Ground terminal
107
TKTCK
I
Not used (fixed at “L”)
108
TKTDI
I
Not used (fixed at “L”)
109
TKTMS
I
Not used (fixed at “L”)
110
TKTDO
O
Not used (open)
