Read Sony HT-K250 / SA-WMSP250 Service Manual online
23
SA-WMSP250
Pin No.
53
54
55
56
57
58
59
60
61
62, 63
64 to 66
67
68
69
70
71
72 to 75
76
77 to 80
81
82
83 to 85
86
87
88
89
90
91
92 to 97
98, 99
100
101
102 to 105
106
107, 108
109, 110
111
112
113
114, 115
116
117 to 119
200
I/O
O
I
O
I
I
I
I
—
—
O
O
O
O
I
—
—
I/O
—
I/O
—
O
O
O
I
I
I
I
—
O
I/O
—
—
I/O
—
I/O
O
—
O
I
I
I
—
—
Pin Name
PAGE0
BOOT
BTACT
BST
MOD1
MOD0
EXLOCK
VDDI
VSS
A17, A16
A15 to A13
GP10
GP9
GP8
VDDI
VSS
D15/GP7 to D12/GP4
VDDE
D11/GP3 to D8/GP0
VSS
A9
A12 to A10
TDO
TMS
XTRST
TCK
TDI
VSS
A8 to A3
D7, D6
VDDI
VSS
D5 to D2
VDDE
D1, D0
A2, A1
VSS
A0
PM
SDI3, SDI4
SYNC
VSS
VDDI
Description
External memory page switching signal output (Not used (open))
Not used (connected to ground)
Not used (open)
Boot strap signal input from the system control (IC501)
Operation mode signal input (L : 386fs, H : 256fs)
Operation mode signal input (L : single chip mode, H : use prohibited)
Lock signal input
Power supply
Ground
Not used (open)
External memory address output (SRAM)
LRCKO
DECODE
AUDIO
Power supply
Ground
External memory data input/output (general port)
Power supply
External memory data input/output (general port)
Ground
External memory address output (SRAM)
External memory address output (SRAM)
Not used (open)
Not used (open)
Not used (open)
Not used (open)
Not used (open)
Ground
External memory address output (SRAM)
External memory data input/output (SRAM)
Power supply
Ground
External memory data input/output (SRAM)
Power supply
External memory data input/output (SRAM)
External memory address output (SRAM)
Ground
External memory address output (SRAM)
PLL initialization input terminal
Not used (open)
Sync/async selection input (L : sync, H : async)
Ground
Power supply
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