Schematics

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1
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C C
B B
A A
Title
Number RevisionSize
A3
Date: 2021/6/4 Sheet of
File: E:\#MGA 657719 830604\..\657719 0402 SCH.SchDocDrawn By:
SPK
16R 0.25W 29mm 小头
C01
104
-
+
MT1
MOTOR
BAT
VDD
1
INA
2
INB
3
VCC
4
OUTB
5
AGND
6
PGND
7
OUTA
8
U5
TDM001
IOA9
IOA10
SW1
SS23E02G4-N
6.0V
AA*4
BAT
IOA13
Try me
Play
OFF
TRA120
PTC
C02
104
C03
104
MGA 狗
657719
Vin
2
GND
1
Vout
3
U3
GPY0029C
v00
VDD3V3
C1
220uF
C44
220uF
C3
0.1uF
R34
0R
CS#
1
SO
2
WP#
3
GND
4
SI
5
SCLK
6
HOLD#
7
VDD
8
U9
TM1003
R1 BEAD
R2 BEAD
R71 BEAD
R72 BEAD
DVDD3V
VDDIO
PVDD
VDD_REGIN
VDD3V3
R73 BEAD
R74 BEAD
R75 BEAD
AVSS
PVSS
DVSS
VDD3V3
IOB3
IOB4
IOB5
DVSS
IOB0
IOB1
IOB2
V33_REG
C57
1uF
C58
NC
DVSS
VR1
SR-085-B50K
CB
8
VINP
2
RA
6
VOUT
7
VDD
3
GND
4
CA
1
CE
5
U4
T
X5321
C7
0.1uF
R6 270K
IOA21
R4
51R
D1
Photo Sensor
C16
10uF
C5 1uF
R5
100M
C4
0.1uF
R7
240K
DVSS
DVDD3V
R28 BEAD
R29 BEAD
AUDN
AUDP
Touch Head 35*70mm
Touch Back 30*70mm
IOA0
IOA1
1
2
3
4
5
J7
CON 5P IEC interface
VDDIO
ICE_SCK
ICE_SDA
RESET/SCK
IOA24/SDA
DVSS
IOA16
IOA17
IOA18
IOA19
IOA20
IOA21
IOA22
IOA23
IOA24/SDA
RESET/SCK
ADVCM
MICIN
VDD_REGIN DVSS V33_REG IOB0 IOB1 IOB2 IOB3 IOB4 IOB5 PVDD
AUDN
AUDP
PVSS
IOA0
IOA1
IOA2
IOA3
IOA4
DVSS
TEST
IOA5
IOA6
IOA10 IOA11 IOA12 VDD15 VDDIO DVSS
R26
0R
C6
2.2uF
C20
2.2uF
C14
2.2uF
C18
2.2uF
C36
4.7nF
C9
4.7nF
C34
2.2uF
C40
2.2uFC28
47uF
DVSS DVSS DVSS DVSS PVSS PVSS PVSS AVSS AVSS
VDD15 VDDIO VDD_REGIN V33_REG
AUDN AUDP PVDD
ADVCM AVDD3V
GND
1
VDD
2
PB5
3
PB6
4
PB7
5
PA7
6
PA6
7
PA5
8
PA3
9
PA4
10
PA0
11
PB0
12
U1
2.4G MODULE_RX
VDD3V3
RxPower
IOA3
IOA4
IOA5
IOA6
IOA7
MK
-55DB
R69
2.2K
C38
0.22uF
C35
0.1uF
6*5.5mm -55DB （ -54 至 -56DB ）
C37
10uF
R70
1K
AVDD3V
MICIN
AVSS
C04
104
-
+
MT2
MOTOR
BAT
VDD
1
INA
2
INB
3
VCC
4
OUTB
5
AGND
6
PGND
7
OUTA
8
U6
TDM001
IOA11
IOA12
C05
104
C06
104
DVDD3V
S6
KFC-V-101
C2
2.2uF
R18
1K
R12
1K
IOA17
IOA18
VDD358
AVSS
DVSS IOA14
7
+
5
-
6
U7B
LM358
+
3
-
2
1
4 8
U7A
LM358
AVSS
R13
47K
VDD358
R15
22K
C13
0.1uF
AVSS
IN
IN
MK-L
-55DB
R9
2.2K
AVSS
C12
0.22uF
R14
10K
VDD358
R24
499K
C15
0.1uF
R23
100K
R22
100K
AVSS VDD358
R20
100K
C11
0.1uF
R21
100K
VDD358AVSS
IOA20
IOA19
R11
499K
MK-R
-55DB
R8
2.2K
AVSS
C8
0.22uF
R10
10K
VDD358
Q1
SI2301
R17
100R
R19
NC
DVDD3V
IOA16
VDD358
P-Mosfet
S7
D3-S12D22G4
Language
Bleeder
Bleeder
IOA16
4
IOA24/ICE_SDA
12
RESET/ICE_SDA
13
ADVCM
15
MICIN
16
VSS_ADC
17
V33_ADC
18
VDD_REGIN
19
VSS
20
V33_REGOUT
21
AUDN
31
IOA13/X32I
1
IOA14/X32O
2
IOA15
3
IOA17
5
IOA18
6
IOA19
7
IOA20
8
IOA21
9
IOA22
10
IOA23
11
VSS
14
IOB0
22
IOB1
23
IOB2
24
IOB3
25
IOB4
26
IOB5
27
PVDD
28
PVDD
29
AUDN
30
AUDP
32
AUDP
33
PVSS
34
PVSS
35
PVSS
36
PVSS
37
VSS
38
IOA0
39
IOA1
40
IOA2
41
IOA3
42
IOA4
43
VSS
44
TEST
45
IOA5
46
IOA6
47
IOA7
48
IOA8
49
IOA9
50
NC
51
NC
52
VDD15
53
IOA10
54
IOA11
55
IOA12
56
VDDIO
57
VSS
58
U2
GPCM1F064A_0001
AVSS
AVDD3V
DVSS
PVDD
DVSS
IOA7
IOA8
IOA9
R27
0R
RxPower
IOA13
IOA14
IOA15
IOA15
R30
BEAD
IOB1
IOA2
VDD358
English
French
Bleeder
R31 0R
IOB0
RX Part