Microprocessor Terminal Description - Onkyo A-5VL Service Manual

QQ
3 7 63 1515 0

MICROPROCESSOR TERMINAL DESCRIPTION

No. PIN NAME
1 P33/SSI
2 P34/~SCS/SDA
3 MODE
4 P43XCIN
5 P44/XCOUT
6 ~RESET
7 P47/XOUT
8 VSS/AVSS
9 P46/XIN
10 VCC/AVCC
11 P54/TRCIOD
12 P53/TRCIOC
13 P52/TRCIOB
14 P51/TRCIOA/TRCTRG DIRECT_KEY
15 P50/TRCCLK
16 P27/TRDIOD1
17 P26/TRDIOC1
18 P25/TRDIOB1
19 P24/TRDIOA1
20 P23/TRDIOD0
21 P22/TRDIOC
22 P21/TRDIOB0
23 P20/TRDIOA/TRDCLK VOL_DOWN
24 P17/~INT1/TRAIO
25 P16/CLK0
26 P15/RXD0
27 P14/TXD0
28 P86
29 P85/TRFO12
TE
L 13942296513
30 P84/TRFO11
31 P83/TRFO10/TRFI
32 P82/TRFO02
33 P81/TRFO01
34 P80/TRFO00
35 P60/TREO
36 P45/~INT0
37 P66/~INT2/TXD1
38 P67/~INT3/RXD1
39 P65/CLK1/CLK2
40 P64/RXD2
41 P63/TXD2
42 P31/TRBO
43 P30/TRAO
44 P36
45 P32
46 P13/KI3/AN11
47 P12/KI2/AN10
48 P11/KI1/AN9
49 P10/KI0/AN8
50 P00/AN7
51 P01/AN6
52 P02/AN5
53 P03/AN4
54 P04/AN3
55 P62
56 P61
57 P05/CLK1/AN2
www
58 P06/AN1/DA0
59 VSS/AVSS
60 P07/AN0/DA1
61 VREFF
.
62 VCC/AVCC
63 P37/SSO
http://www.xiaoyu163.com
SIGNAL
REMIN
MODE
SPL_DET
SPR_DET
RESET
XOUT
VSS
XIN
VCC
POWER_KEY
LOCKED_LED
POWER_LED
STBY_LED
TONE_LED
DIRECT_LED
MUTING_LED
VOL_UP
DIR_RST
DIR_CS
DIR_CLK
DIR_SDO
DIR_SDI
ROM_SCL
ROM_SDA
SP_DIF
SYSIN
SYSOUT
SEL_DATA
SEL_CLK
HP_DET
HP_MUTE
AMUTE
DG_MUTE
ACPOWER
DAC2_CS
DAC1_CS
BLANCE_IN
TREBLE_IN
BASS_IN
SPEAKER_SW
SELECTOR_SW
VOL_POS
IPMDET
IPMSENSE
PWR_MODE
POFF
PROTECT
SHERMAL
MODEL
GND
x ao u163
y
DAC_RST
VCC
i
VCC
SPB_RL
http://www.xiaoyu163.com
2 9
8
I/O FUNCTION
I Remote control input data.
O NC.
For flash writer.
I/O
NC.
I
I NC.
I Reset pin.
X'tal output pin (6MHz).
GND.
X'tal input pin (6MHz).
Power supply.
O NC.
NC.
O
NC.
O
I Select DIRECT/TONE.
I Switched power ON/OFF.
O Locked LED control.
Power ON LED control.
O
Standby LED control.
O
O TONE LED control.
O DIRECT LED control.
O Muting LED control.
Volume up control.
O
Volume down control.
O
O DIR reset output control.
O DIR chip select output.
O DIR clock output.
O DIR data output.
I DIR data input.
Q Q 2
O E PROM clocl output.
3 6 7 1 3 1 5
2
I/O E PROM data input/output pin.
NC.
O
DIR unlock input.
I
I RI input.
RI output.
O
Function switch data output pin. (R2S15211)
O
Function switch clock output pin. (R2S15211)
O
For Flash starter.
O
For Flash starter.
I
Detect headphone signal.
I
Headphone mute data output.
O
Audio mute data output.
O
Driver of digital Amp. control data output pin.
O
1st relay (Transformer) control pin.
O
DAC2 chip select data output pin.
O
DAC1 chip select data output pin.
O
Detect balance volume position input pin.
I
Detect treble volume position input pin.
I
Detect bass volume position input pin.
I
Detect voltage of speaker A/B.
I
Detect voltage pin for selector switch.
I
Detect volume position.
I
IPM detect pin.
I
I IPM sensitivity voltage setting pin.
I Setting power supply mode.
I Power failure detection pin.
I Detect protection mode.
I Detects temperature.
I Set the model.
GND.
co
Reset pin for DAC.
O
Reference voltage pin.
.
VCC.
Relay of speaker B control pin.
O
9 4 2 8
0 5 8 2 9 9 4 2 8
m
A-5VL
9 9
9 9