Sony NW-E305 Service Manual page 26

NW-E305/E307
• IC Pin Function Description
MAIN BOARD IC400 (CXR704060-252GA SYSTEM CONTROLLER, NAND FLASH INTERFACE, USB INTERFACE, AD/DA
CONVERTER, SERIAL INTERFACE)
Pin No. Pin Name
1 VDIO0
2 PM4/A12
3 PM5/A13
4 PM6/A14
5 PM7/A15
6 PN0/A16
7 PN1/A17
8 PN2/A18
9 PN3/A19
10 PN4/A20
11 PN5/A21
12 PN6/A22
13 PN7/A23
14 DVSS7
15 FAD0
16 FAD1
17 FAD2
18 FAD3
19 FAD4
20 FAD5
21 FAD6
22 FAD7
23 FCLE
24 FALE
25 VDIODF
26 FWE
27 FRE
28 FWP
29 FCE0
30 FRB0
31 FCE1
32 FRB1
33 PP0
34 PP1
35 DVDD0
36 DVSS1
37 VDIO1
38 PO0/D0
39 PO1/D1
40 PO2/D2
41 PO3/D3
42 PO4/D4
43 PO5/D5
44 PO6/D6
45 PO7/D7
46 PB0/D8
47 PB1/D9
26
I/O
— Power supply terminal (+2.8V)
O Address bus output to NOR flash memory (IC450)
O Address bus output to NOR flash memory (IC450)
O Address bus output to NOR flash memory (IC450)
O Address bus output to NOR flash memory (IC450)
O Address bus output to NOR flash memory (IC450)
O Address bus output to NOR flash memory (IC450)
O Address bus output to NOR flash memory (IC450)
O Address bus output to NOR flash memory (IC450)
O Address bus output to NOR flash memory (IC450)
O Address bus output (Not used. Fixed +2.8V)
O Address bus output (Not used. Fixed +2.8V)
O Address bus output (Not used. Fixed +2.8V)
— Ground terminal
I/O Two-way data bus for NAND flash memory (IC461)
I/O Two-way data bus for NAND flash memory (IC461)
I/O Two-way data bus for NAND flash memory (IC461)
I/O Two-way data bus for NAND flash memory (IC461)
I/O Two-way data bus for NAND flash memory (IC461)
I/O Two-way data bus for NAND flash memory (IC461)
I/O Two-way data bus for NAND flash memory (IC461)
I/O Two-way data bus for NAND flash memory (IC461)
O CLE signal output to NAND flash memory (IC461)
O ALE signal output to NAND flash memory (IC461)
— Power supply terminal (+2.8V)
O WE signal output to NAND flash memory (IC461)
O RE signal output to NAND flash memory (IC461)
O WP signal output to NAND flash memory (IC461)
O CE signal output to NAND flash memory (IC461)
I RB signal input from NAND flash memory (IC461)
O CE signal output to NAND flash memory (IC461)
I RB signal input from NAND flash memory (IC461)
O Battery sensor control signal output
— Not used. (Fixed +2.8V)
— Power supply terminal (+1.2V)
— Ground terminal
— Power supply terminal (+2.8V)
I/O Two-way data bus for NAND flash memory (IC450) and EL display
I/O Two-way data bus for NAND flash memory (IC450) and EL display
I/O Two-way data bus for NAND flash memory (IC450) and EL display
I/O Two-way data bus for NAND flash memory (IC450) and EL display
I/O Two-way data bus for NAND flash memory (IC450) and EL display
I/O Two-way data bus for NAND flash memory (IC450) and EL display
I/O Two-way data bus for NAND flash memory (IC450) and EL display
I/O Two-way data bus for NAND flash memory (IC450) and EL display
I/O Two-way data bus for NAND flash memory (IC450)
I/O Two-way data bus for NAND flash memory (IC450)
Description