Samsung STR-DE1075 Service Manual page 52

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STR-DE1075
Pin No.
Pin Name
49
WMD0
PAGE2
50
VSS
51
PAGE1, PAGE0
52, 53
54
BOOT
BTACT
55
BST
56
MOD1
57
58
MOD0
EXLOCK
59
VDDI
60
VSS
61
62, 63
A17, A16
A15 to A13
64 to 66
GP10
67
GP9
68
GP8
69
VDDI
70
VSS
71
72 to 75 D15/GP7 to D12/GP4
VDDE
76
77 to 80 D11/GP3 to D8/GP0
VSS
81
A9, A12 to A10
82 to 85
TDO
86
TMS
87
XTRST
88
TCK
89
TDI
90
VSS
91
A8 to A3
92 to 97
D7, D6
98, 99
VDDI
100
VSS
101
102 to 105
D5 to D2
VDDE
106
D1, D0
107, 108
A2, A1
109, 110
VSS
111
A0
112
PM
113
SDI3, SDI4
114
SYNC
116
117 to 119
VSS
VDDI
120
52
I/O
I
External memory wait mode setting terminal (fixed at "H")
O
External memory page select signal output terminal Not used (open)
Ground terminal
O
External memory page select signal output terminal Not used (open)
I
Boot mode control signal input terminal Not used (fixed at "L")
O
Boot mode display signal output terminal Not used (open)
I
Boot strap signal input from the system contorller (IC1703)
I
Mode select signal input terminal "L": 384fs, "H": 256fs
I
Mode select signal input terminal "L": single chip mode, "H": can not use
I
Error lock signal input from the digital audio interface receiver (IC1408)
Power supply terminal (+2.5V)
Ground terminal
O
Address signal output terminal Not used (open)
O
Address signal output to the S-RAM (IC1502)
I
Serial clock input from the audio DSP2 (IC1601)
O
Signal output to the system controller (IC1703)
I
Audio transfer signal output to the digital audio inteface receiver (IC1408)
Power supply terminal (+2.5V)
Ground terminal
I/O
Two-way data bus with the S-RAM (IC1502)
Power supply terminal (+3.3V)
I/O
Two-way data bus with the S-RAM (IC1502)
Ground terminal
O
Address signal output to the S-RAM (IC1502)
O
Emulation data output terminal Not used (open)
I
Emulation data input start/end select terminal Not used (open)
I
Emulation break signal input terminal Not used (open)
I
Emulation clock signal input terminal Not used (open)
I
Emulation data input terminal Not used (open)
Ground terminal
O
Address signal output to the S-RAM (IC1502)
I/O
Two-way data bus with the S-RAM (IC1502)
Power supply terminal (+2.5V)
Ground terminal
I/O
Two-way data bus with the S-RAM (IC1502)
Power supply terminal (+3.3V)
I/O
Two-way data bus with the S-RAM (IC1502)
O
Address signal output to the S-RAM (IC1502)
Ground terminal
O
Address signal output to the S-RAM (IC1502)
I
PLL initialize signal input from the system controller (IC1703)
I
Audio serial data input data terminal Not used (open)
I
Sync/unsync select signal input terminal "L": sync (fixed at "H")
Ground terminal
Power supply terminal (+2.5V)
Description

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