Sony NW-HD3 Service Manual page 37

• IC Pin Function Description
MAIN BOARD IC1003 CXR704060-201GA (SYSTEM CONTROLLER, D/A CONVERTER)
Pin No. Pin Name
1 VDIO0
PM4/A12 to
PM7/A15,
2 to 10
PN0/A16 to
PN4/A20
PN5/A21 to
11 to 13
PN7/A23
14 DVSS7
15 to 22 FAD0 to FAD7
23 FCLE
24 FALE
25 VDIODF
26 FWE
27 PRE
28 FWP
29 FCE0
30 FRB0
31 FCE1
32 FRB1
33 PP0/RP
34 PP1/RB
35 DVDD0
36 DVSS1
37 VDIO1
PO0/D0 to PO7/D7,
38 to 53
PB0/D8 to PB7/D15
54 PA0/PWM
55 PA1/SDA
56 PA2/SCL
57 PC0/SCK0
58 PC1/SO0
59 PC2/SI0
60 PC3/SCS0
61 DVSS2
62 VDIO2
63 KDI
64 KRB
65 KCLK
66 KCS
67 KDO
68 TEST4
69 PE0/TXD0
70 PE1/RXD0
71 PE2/TXD1
I/O
— Power supply terminal (+1.8V) (for I/O interface)
O
Address signal output to the flash memory and multi interface
O
Address signal output to the multi interface
— Ground terminal
I/O
Not used
O
Not used
O
Not used
— Power supply terminal (for NAND flash memory interface) Not used
O
Not used
O
Not used
O
Not used
O Not used
I
Not used
O
Not used
I
Not used
O Wake up signal output to the sub system controller
O
Communication request signal output to the sub system controller
—
Power supply terminal (+1.2V) (for core)
—
Ground terminal
— Power supply terminal (+1.8V) (for I/O interface)
I/O
Two-way data bus with the flash memory and multi interface
O
Not used
O
Not used
O
Not used
I
Serial clock signal input from the sub system controller
O Serial data output to the sub system controller
I
Serial data input from the sub system controller
O
Chip select signal output to the sub system controller
—
Ground terminal
— Power supply terminal (+1.8V) (for I/O interface)
O
Not used
O
Not used
O
Not used
O Not used
O
Not used
I
Input terminal for the test mode setting
O
Data output terminal Not used
I Data input terminal Not used
O
Strobe signal output to the power control
Description
NW-HD3
37