Sony Walkman NW-MS6 Service Manual page 36

NW-MS6
MAIN BOARD IC8000 CXD1859GA
(DIGITAL SIGNAL PROCESSOR, MAGIC GATE CORE, MEMORY STICK INTERFACE, USB INTERFACE)
Pin No. Pin Name
1 CLKSEL2
2 XTAL0
3 EXTAL0
4 VSS0
5 CLKSEL3
6 CLKSEL4
7 VDD0
8 VDE0
9 XTAL1
10 EXTAL1
11 OSCSTP
12 VSS1
13 RST
14 AVS1
15 AVD1
16 FS256O
17 DP0
18 DP1
19 VSS2
20 BS
21 SCLK
22 DIO
23 VDE1
24 VDD1
25 DP2
26 INS
27 VSS3
28 UDP
29 AVD2
30 UDM
31 BCLK
32 LRCK
33 SDO
34 VSS4
35 SDI
36 DAOUT
37 DAIN
38 VDE2
39 to 44 DB0 to DB5
45 VDD2
46 VSS5
47 to 52 DB6 to DB11
53 VDE3
36
I/O
I
Clock mode setting terminal Fixed at "L" in this set
O
Sub system clock output terminal (22.5MHz) Not used (open)
I
Sub system clock input terminal (12MHz) Connected to XTAL1 (pin9) in this set
—
Ground terminal
I
Clock mode setting terminal Fixed at "H" in this set
I
Clock mode setting terminal Fixed at "L" in this set
—
Power supply terminal (+1.8V)
—
Power supply terminal (+2.8V)
O
Main system clock output terminal (12MHz)
I
Main system clock input terminal (12MHz)
O Stop oscillating signal output terminal "L": stop oscillating Not used (open)
—
Ground terminal
I
Reset signal input from the system controller (IC7001) or reset signal generator (IC9007)
—
Ground terminal (for PLL)
— Power supply terminal (+2.8V) (for PLL)
O
Clock signal (11.2896 MHz) output terminal Not used (open)
O
Ready/busy signal output to the EEPROM (IC6002) "L": busy, "H": ready
O
Reset signal output to the EEPROM (IC6002)
— Ground terminal
O
Bus state signal output to a memory stick
O
Clock signal output to a memory stick
I/O
Two-way data bus with a memory stick
— Power supply terminal (+2.8V)
—
Power supply terminal (+1.8V)
O
USB communication on/off control signal output "H": USB communication on
I
Memory stick in/out detection signal input "L": memory stick is inserted
— Ground terminal
I/O
Two-way data bus of UBS data
—
Power supply terminal (+2.8V)
I/O
Two-way data bus of UBS data
I Bit clock signal input terminal Not used (open)
I
L/R sampling clock signal input terminal Not used (open)
O
Audio signal output terminal Not used (open)
—
Ground terminal
I Audio signal input terminal Not used (fixed at "L")
O
Digital audio signal output terminal Not used (open)
I
Digital audio signal input terminal Not used (fixed at "L")
—
Power supply terminal (+2.8V)
Two-way data bus with the flash memory (IC5000), S-RAM (IC5600) and system controller
I/O
(IC7001)
—
Power supply terminal (+1.8V)
—
Ground terminal
Two-way data bus with the flash memory (IC5000), S-RAM (IC5600) and system controller
I/O
(IC7001)
—
Power supply terminal (+2.8V)
Description