Sony NW-MS9 Service Manual page 37

Pin No. Pin Name
54 to 56 DB12 to DB14
57 VSS6
58 DB15
59 to 63 ADR0 to ADR4
64 VSS7
65, 66 ADR5, ADR6
67 VDD3
68 VDE4
69 to 71 ADR7 to ADR9
72 VSS8
73 to 77
ADR10 to ADR14
78 RD
79 VSS9
80 WRU
81 WRL
82 CS
83 VDE5
84 VDD4
85 IRQ
86 DREQ0
87 VSS10
88 DACK0
89 TEST0
90 TEST1
91 SIOSI
92 SIOSO
93 SIOCS
94 VSS11
95 SIOCK
96 ACLK
97 ARQ
98 VDE6
99 ABS
100 ACDO
101 ACDI
102 DP3
103 TKURST
104 TKDBG
105 VDD5
106 VSS12
107 TKTCK
108 TKTDI
109 TKTMS
110 TKTDO
I/O
Two-way data bus with the flash memory (IC5000), S-RAM (IC5600) and system controller
I/O
(IC7001)
—
Ground terminal
Two-way data bus with the flash memory (IC5000), S-RAM (IC5600) and system controller
I/O
(IC7001)
I
Address signal input from the system controller (IC7001)
—
Ground terminal
I
Address signal input from the system controller (IC7001)
—
Power supply terminal (+1.8V)
— Power supply terminal (+2.8V)
I
Address signal input from the system controller (IC7001)
—
Ground terminal
I
Address signal input from the system controller (IC7001)
I Read enable signal input from the system controller (IC7001)
—
Ground terminal
I
Write enable signal input from the system controller (IC7001) (upper byte)
I
Write enable signal input from the system controller (IC7001) (lower byte)
I Chip select signal input from the system controller (IC7001)
—
Power supply terminal (+2.8V)
—
Power supply terminal (+1.8V)
O
Interrupt request signal output to the system controller (IC7001)
O USB DMA request signal output terminal Not used (open)
—
Ground terminal
I
USB DMA acknowledge signal input terminal Not used (open)
O
For test terminal Normally open
I For test terminal Normally open
I
Serial data input from the EEPROM (IC6002)
O
Serial data output to the EEPROM (IC6002)
O
Chip select signal output to the EEPROM (IC6002)
— Ground terminal
O
Serial data transfer clock signal output to the EEPROM (IC6002)
I
ATRAC3 data transfer clock signal input terminal Not used (fixed at "L")
O
ATRAC3 data request signal output terminal Not used (open)
— Power supply terminal (+2.8V)
I
ATRAC3 data request signal input terminal Not used (fixed at "L")
O
ATRAC3 data output terminal Not used (open)
I
ATRAC3 data input terminal Not used (fixed at "L")
O System wake up request signal output to the system controller (IC7001)
I
Not used (fixed at "L")
I
Not used (fixed at "L")
—
Power supply terminal (+1.8V)
— Ground terminal
I
Not used (fixed at "L")
I
Not used (fixed at "L")
I
Not used (fixed at "L")
O Not used (open)
Description
NW-MS9
37