A-5VL
MICROPROCESSOR TERMINAL DESCRIPTION
No. I/O
1 P33/SSI REMIN I
2 P34/~SCS/SDA O
3 MODE MODE I/O
4 P43XCIN SPL_DET I
5 P44/XCOUT SPR_DET I
6~RESET RESET I
7 P47/XOUT XOUT
8 VSS/AVSS VSS
9 P46/XIN XIN
10 VCC/AVCC VCC
11 P54/TRCIOD O
12 P53/TRCIOC O
13 P52/TRCIOB O
14 P51/TRCIOA/TRCTRG DIRECT_KEY I
15 P50/TRCCLK POWER_KEY I
16 P27/TRDIOD1 LOCKED_LED O
17 P26/TRDIOC1 POWER_LED O
18 P25/TRDIOB1 STBY_LED O
19 P24/TRDIOA1 TONE_LED O
20 P23/TRDIOD0 DIRECT_LED O
21 P22/TRDIOC MUTING_LED O
22 P21/TRDIOB0 VOL_UP O
23 P20/TRDIOA/TRDCLK VOL_DOWN O
24 P17/~INT1/TRAIO DIR_RST O
25 P16/CLK0 DIR_CS O
26 P15/RXD0 DIR_CLK O
27 P14/TXD0 DIR_SDO O
28 P86 DIR_SDI I
29 P85/TRFO12 ROM_SCL O
30 P84/TRFO11 ROM_SDA I/O
31 P83/TRFO10/TRFI O
32 P82/TRFO02 SP_DIF I
33 P81/TRFO01 SYSIN I
34 P80/TRFO00 SYSOUT O
35 P60/TREO SEL_DATA O
36 P45/~INT0 SEL_CLK O
37 P66/~INT2/TXD1 O
38 P67/~INT3/RXD1 I
39 P65/CLK1/CLK2 HP_DET I
40 P64/RXD2 HP_MUTE O
41 P63/TXD2 AMUTE O
42 P31/TRBO DG_MUTE O
43 P30/TRAO ACPOWER O
44 P36 DAC2_CS O
45 P32 DAC1_CS O
46 P13/KI3/AN11 BLANCE_IN I
47 P12/KI2/AN10 TREBLE_IN I
48 P11/KI1/AN9 BASS_IN I
49 P10/KI0/AN8 SPEAKER_SW I
50 P00/AN7 SELECTOR_SW I
51 P01/AN6 VOL_POS I
52 P02/AN5 IPMDET I
53 P03/AN4 IPMSENSE I
54 P04/AN3 PWR_MODE I
55 P62 POFF I
56 P61 PROTECT I
57 P05/CLK1/AN2 SHERMAL I
58 P06/AN1/DA0 MODEL I
59 VSS/AVSS GND
60 P07/AN0/DA1 DAC_RST O
61 VREFF VCC
62 VCC/AVCC VCC
63 P37/SSO SPB_RL O
PIN NAME SIGNAL FUNCTION
Remote control input data.
NC.
For flash writer.
NC.
NC.
Reset pin.
X’tal output pin (6MHz).
GND.
X’tal input pin (6MHz).
Power supply.
NC.
NC.
NC.
Select DIRECT/TONE.
Switched power ON/OFF.
Locked LED control.
Power ON LED control.
Standby LED control.
TONE LED control.
DIRECT LED control.
Muting LED control.
Volume up control.
Volume down control.
DIR reset output control.
Detect headphone signal.
Headphone mute data output.
Audio mute data output.
Driver of digital Amp. control data output pin.
1st relay (Transformer) control pin.
DAC2 chip select data output pin.
DAC1 chip select data output pin.
Detect balance volume position input pin.
Detect treble volume position input pin.
Detect bass volume position input pin.
Detect voltage of speaker A/B.
Detect voltage pin for selector switch.
Detect volume position.
IPM detect pin.
IPM sensitivity voltage setting pin.
Setting power supply mode.
Power failure detection pin.
Detect protection mode.
Detects temperature.
Set the model.
GND.
Reset pin for DAC.
Reference voltage pin.
VCC.
Relay of speaker B control pin.
DIR chip select output.
DIR clock output.
DIR data output.
DIR data input.
E PROM clocl output.
E PROM data input/output pin.
NC.
DIR unlock input.
RI input.
RI output.
Function switch data output pin. (R2S15211)
Function switch clock output pin. (R2S15211)
For Flash starter.
For Flash starter.
2
2
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
To Next Page
Loading...
Need help?
General
