Sharp CD-SW250DVD Service Manual page 94

CD-SW250DVD
Block Pin No. Terminal Name
56 SDATA2
SDRAM 57 SDATA1
I/F
58 SDATA0
Power 59 DVDD33
SDRAM 60 SDATA15
I/F
61 SDATA14
62 SDATA13
63 SDATA12
64 SDATA11
Power 65 DVDD18
SDRAM 66 SDATA10
I/F
67 SDATA9
68 SDATA8
69 DQMH
70 SDCLK
Power 71 DVSS
SDRAM 72 SDADD11
I/F
73 SDADD9
74 SDADD8
75 SDADD7
76 SDADD6
Power 77 DVDD18
SDRAM 78 SDADD5
I/F
79 SDADD4
TEST 80 TEST0
Audio 81 DAXCK
DAC
82 DABCK
83 DALRCK
Power 84 DVDD33
Audio 85 DAIEC
DAC
86 ADATA0
87* ADATA1
88* ADATA2
89* ADATA3
Power 90 DVSS
General 91 RXD
port
92 TXD
93 SI
94 SO
95 SCLK
96 ADACCSB
Power 97 DVDD18
ARM 98 TCK
99 TDI
100* TDO
PLL 101 P1AVDD18
102 P1AVSS
103 P1DVSS
104 P1DVDD18
ARM 105 TRST
106 TMS
RESET 107 ZRESET
Memory 108 RCSB
109 RWRB
110 RRDB
111 RADD16
112 RDATA15
I/O
I/O SDRAM data input/output (2)
I/O
SDRAM data input/output (1)
I/O SDRAM data input/output (0)
- Digital power supply (3.3V)
I/O
SDRAM data input/output (15)
I/O SDRAM data input/output (14)
I/O SDRAM data input/output (13)
I/O SDRAM data input/output (12)
I/O SDRAM data input/output (11)
- Digital power supply (1.8V)
I/O
SDRAM data input/output (10)
I/O SDRAM data input/output (9)
I/O SDRAM data input/output (8)
Oz SDRAM DQMH output
Oz SDRAM clock output
- Digital GND
Oz
SDRAM address output (11)
Oz SDRAM address output (9)
Oz SDRAM address output (8)
Oz SDRAM address output (7)
Oz SDRAM address output (6)
- Digital power supply (1.8V)
Oz
SDRAM address output (5)
Oz SDRAM address output (4)
I Test pin (0) *must be fixed to L
O
SYS clock-output for audio DAC
O Bit clock-output for audio DAC
O LR clock-output for audio DAC
- Digital power supply (3.3V)
O
Audio IEC output
O Audio data output (0)
O Audio data output (1)
O Audio data output (2)
O Audio data output (3)
- Digital GND
I/O
UART/general input/output
I/O UART/general input/output
I/O Serial data input/general input/output
I/O Serial data input/general input/output
I/O Serial clock output/general input/output
I/O Audio DAC chip select/general input/output
- Digital power supply (1.8V)
I ARM JTAG
I ARM JTAG
O ARM JTAG
- PLL1 analog power supply (1.8V)
- PLL1analog GND
- PLL1 digital GND
- PLL1 digital power supply (1.8V)
I ARM JTAG
I ARM JTAG
Is System hardware reset input
I/O External bus chip-select (for program memory)
I/O External bus write-control
I/O External bus read-control
Oz External bus address output 16
I/O External bus data input/output 15
8 – 8
Function