Sony NW-MS6 VSS6, VSS7, ADR5, ADR6, VDD3, VDE4, VSS8, VSS9, Wru, Wrl, VDE5, VDD4, Irq, DREQ0, Abs

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)