Onkyo A-5VL Service Manual page 31

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
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
58 P06/AN1/DA0
59 VSS/AVSS
60 P07/AN0/DA1
61 VREFF
62 VCC/AVCC
63 P37/SSO
SIGNAL I/O
REMIN I Remote control input data.
O NC.
For flash writer.
MODE I/O
NC.
SPL_DET I
SPR_DET I NC.
RESET I Reset pin.
XOUT X'tal output pin (6MHz).
GND.
VSS
X'tal input pin (6MHz).
XIN
VCC Power supply.
O NC.
NC.
O
NC.
O
I Select DIRECT/TONE.
POWER_KEY I Switched power ON/OFF.
LOCKED_LED O Locked LED control.
Power ON LED control.
POWER_LED O
Standby LED control.
STBY_LED O
TONE_LED O TONE LED control.
DIRECT_LED O DIRECT LED control.
MUTING_LED O Muting LED control.
Volume up control.
VOL_UP O
Volume down control.
O
DIR_RST O DIR reset output control.
DIR_CS O DIR chip select output.
DIR_CLK O DIR clock output.
DIR_SDO O DIR data output.
DIR_SDI I DIR data input.
2
ROM_SCL O E PROM clocl output.
2
ROM_SDA I/O E PROM data input/output pin.
NC.
O
DIR unlock input.
SP_DIF I
SYSIN I RI input.
RI output.
SYSOUT O
Function switch data output pin. (R2S15211)
SEL_DATA O
Function switch clock output pin. (R2S15211)
SEL_CLK O
For Flash starter.
O
For Flash starter.
I
Detect headphone signal.
HP_DET I
Headphone mute data output.
HP_MUTE O
Audio mute data output.
AMUTE O
Driver of digital Amp. control data output pin.
DG_MUTE O
1st relay (Transformer) control pin.
ACPOWER O
DAC2 chip select data output pin.
DAC2_CS O
DAC1 chip select data output pin.
DAC1_CS O
Detect balance volume position input pin.
BLANCE_IN I
Detect treble volume position input pin.
TREBLE_IN I
Detect bass volume position input pin.
BASS_IN I
Detect voltage of speaker A/B.
SPEAKER_SW I
Detect voltage pin for selector switch.
SELECTOR_SW I
Detect volume position.
VOL_POS I
IPM detect pin.
IPMDET I
IPMSENSE I IPM sensitivity voltage setting pin.
PWR_MODE I Setting power supply mode.
POFF I Power failure detection pin.
PROTECT I Detect protection mode.
SHERMAL I Detects temperature.
MODEL I Set the model.
GND.
GND
Reset pin for DAC.
DAC_RST O
VCC Reference voltage pin.
VCC.
VCC
Relay of speaker B control pin.
SPB_RL O
FUNCTION
A-5VL