Sony ZS-RS70BT Service Manual page 54

ZS-RS70BT/RS70BTB
• IC Pin Function Description
CD BOARD IC702 LC87F1JJ2AU-SQFP-H (USB CONTROLLER)
Pin No. Pin Name
1 P73
2 RES
3 XT1
4 XT2
5 VSS1
6 CF1
7 CF2
8 VDD1
9 SO
10 SI
11 SCK
12 to 14 P13 to P15
15 CE
16 P17
17 PWM1/MCLKI
18 PWM0/MCLKO
19 VDD2
20 VSS2
21, 22 P00, P01
23 to 25 DBGP0 to DBGP2
26 SDAT
27 BCLK
28 LRCK
29, 30 P20, P21
31 STDATAO
32 PCMREQ
33 STCKO
34 to 36 P25 to P27
37 UHD–
38 UHD+
39 VDD3
40 VSS3
41 UFILT
42 AFILT
43 P32
44 URX1
45 UTX1
46 STREQ0
47 USB-SLEEP
48 P72
54
I/O
- Not used
I Reset signal input from the system controller
I Sub system clock input terminal
O Sub system clock output terminal
- Ground terminal
I Main system clock input terminal (12 MHz)
O Main system clock output terminal (12 MHz)
- Power supply terminal (+3.3V)
O Serial data output to the CD-MP3 processor
I Serial data input from the CD-MP3 processor
Serial data transfer clock signal input from the system controller
I/O
Serial data transfer clock signal output to the CD-MP3 processor
- Not used
I Chip enable signal input from the system controller
- Not used
I Not used
O Not used
- Power supply terminal (+3.3V)
- Ground terminal
- Not used
I/O Debug terminal
I Audio data input from the CD-MP3 processor
I Bit clock signal input from the CD-MP3 processor
I L/R sampling clock signal input from the CD-MP3 processor
- Not used
O Stream data output to the CD-MP3 processor
O Audio data request signal output to the CD-MP3 processor
O Stream data transfer clock signal output to the CD-MP3 processor
- Not used
I/O Two-way USB data (–) bus with the USB connector
I/O Two-way USB data (+) bus with the USB connector
- Power supply terminal (+3.3V)
- Ground terminal
- PLL fi lter circuit connection terminal for USB interface
- PLL fi lter circuit connection terminal for audio interface
- Not used
I Serial data input from the system controller
O Serial data output to the system controller
I Stream data request signal input from the CD-MP3 processor
I Sleep signal input from the system controller
- Not used
Description
"L": reset
Fixed at "H" in this unit
Not used
Not used