Pioneer FX-MG8667DVZT/EW Service Manual page 120

1
- Pin Functions(PEG164A)
Pin No. Pin Name
1 VREF
A
2 AVCC
3 PDI
4 PDO
pck
5
pce@
6
7 PCE1
8 LDTO
9 LDTI
10 LCK
11 ENC1P
12 ENC1M
13 BYTE
B
14 CNVSS
15 ENC2P
16 ENC2M
reset
17
18 XOUT
19 VSS
20 XIN
21 VCC
nmi
22
23-25 NC
26 RX2
27 IPPW
C
lrst
28
29 PWRBL
30 LCE
31 PWMILL
bsrq
32
brst
33
34 RX1
35 TX
36 BSO
37 VCC
38 NC
39 VSS
D
40,41 NC
42 UTX
43 URX
44 PLAY
45 IRQPW
mtl
46
47 NC
48 NR
49 TEST
50-61 NC
62 MAINFIX
63 PINFO
E
64 CSLOAD
65 ANTA
66 ANTB
67 AMPW
68 FMPW
69 ACCON
70-72 NC
73 SC2
74 DOT
75 NC
76 FRMUTE
F
77 REMUTE
78 RSEMUTE
79 LANMUTE
120
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2
I/O Function and Operation
I A/D reference voltage input
AVCC
I PLL : Data input
O PLL : Data output
O PLL : Data clock output
O EEPROM : Chip enable output
O PLL : Chip enable output
O LCD Driver : Data output
I LCD Driver : Data input
O LCD Driver : Clock output
I Rotaly Encoder 1+ : input
I Rotaly Encoder 1- : input
GND
GND
I Rotaly Encoder 2+ : input
I Rotaly Encoder 2- : input
I Reset input
O Crystal oscillating element connection output
GND
I Crystal oscillating element connection input
Power supply
VDD connection
Not used
I AVC-LAN : Data input
O AVC-LAN : Power supply control output
O LCD Driver : Reset output
O Backlight control output
O LCD Driver : Chip enable output
O Illumination control output
I P-BUS : Request input
O P-BUS : Reset output
I AVC-LAN : Data input
O AVC-LAN : Data output
O P-BUS : Data output
Power supply
Not used
GND
Not used
O UART : Data output
I UART : Data input
O MS gain select output
I UART : Request signal input
I Cassette mechanism tape select input
Not used
O Dolby NR ON/OFF select output
I Test mode program input
Not used
I Antenna control input
I Panel type detect input
I Tape loading detect input
O ANT A control output
O ANT B control output
O TUNER : AM power supply control output
O TUNER : FM power supply control output
O BSENS power supply control output
Not used
O Cassette mechanism sub motor output
Connect to GND
Not used
O SPOUT mute output
O RSEOUT mute output
O RSE unit mute output
O AVC-LAN mute output
FX-MG8667DVZT/EW
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3
3
4
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