Ao Y U163 - Pioneer XW-NAC3-K Service Manual

1
QQ
3 7 63 1515 0
A
IC3000 Sub Ucom
Pin Functions
Pin No. Pin Name
1-12 NC
13 SYS_REQ_IN
14 SYS_REQ_OUT
15 NC
16 AUTH_XRESET
17 AUTH_SS
18 IPOD_A_BUS_POWER
19 IPOD_B_BUS_POWER
B
20 EVSS1
21 OC_DET_IPOD_A
22 OC_DET_IPOD_B
23 NC
24 IPOD_VIDEO_XMUTE
25 IPOD_VSEL
26-29 NC
30 EVDD1
31 IPOD_A_DET_CTL
32 IPOD_B_DET_CTL
C
33-41 NC
42 IPOD_B_RX
43 IPOD_B_TX
44 SYS_MISO
45 SYS_MOSI
TE
L 13942296513
46 SYS_SCLK
47 AVREF1
48,49 NC
50 AVREF0
51 AVSS
D
52-70 NC
71 232C_RX
72 232C_TX
73-75 NC
76 IPOD_A_TX
77 IPOD_A_RX
78 NC
79 IPOD_A_PWR
80 IPOD_B_PWR
81-83 NC
E
84 AUTH_MOSI
85 AUTH_MISO
86 AUTH_SCLK
87 NC
88 TOOL1
89 TOOL0
90 RESET
www
F
86
1
http://www.xiaoyu163.com
2
I/O Function and Operation
O Not used
I
Request from System Ucom(IC1000) for SUB-SYS Communication
O Request to System Ucom(IC1000) for SUB-SYS Communication
Not used
O RESET to Authentication Coprocessor (Active L)
O Slave Select to Authentication Coprocessor
O Contorl Power Supply for iPod A Terminal (+5 V)
O Contorl Power Supply for iPod B Terminal (+5 V)
Ground potential of port area
(Except P20-P27, P110, P111, P121-P124, P150-P157)
I iPod A Over Current Detect
I iPod B Over Current Detect
O Not used
O Video Amp Mute (for iPod Video)
O Video selector control
Not used
Power supply of port area
(Except P20-P27, P110, P111, P121-P124, P150-P157)
O Control AccDet and AccID
O Control AccDet and AccID
O Not used
I Data input from iPod B via UART
O Data output to iPod B via UART
O Data output for
I Data input from
I Clock input from
Reference voltage input of D/A converter
Power supply of P110, P111, D/A converter
Not used
Reference voltage input of A/D converter
Power supply of P20-P27, P150-P157, A/D converter
Ground potential of A/D converter, D/A Converter, P20-P27,
P110, P111, P150-P157
Not used
I Software update via 232C
O Software update via 232C
Not used
O Data Output to iPod A via UART
I Data Input from iPod A via UART
O Not used
I iPod A Accessory Power
I iPod B Accessory Power
Not used
O Data SUB to Authentication Coprocessor
I Data Authentication Coprocessor to SUB
O Clock output to Authentication Coprocessor
O Not used
Clock output for debugger
Flash memory program / External pull-up because of data
input/output on-chip debug use for debugger
RESET
x ao
y
. i
XW-NAC3-K
2
http://www.xiaoyu163.com
3
8
System Ucom(IC1000)
Q Q
System Ucom(IC1000)
3 6 7 1 3
System Ucom(IC1000)
u163
.
3
4
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
m
co
4
9 9
2 8 9 9