2019.10.28
REV: V1.0
SHEET: 8/13
MODEL:B-2080
Gaming Speaker
A
4
5
TITLE:Schematic
Part NO:N/A
SCALE: FREE
DESIGN
CHECKED
APPROVAL
HuangHua
Yingbo.Li
YangMJ
D
2017.3.14
YMJ
DATE
ISS
PROTOTYPE-A3
REVISER
CHANGE RECORDS
V1
V2
V3
V4
V0.1
3
2
1
A
MCU/DSP
2019.10.28
*
To KEY board
DEBUE
SW version of voltage setting(Pin 20)
stage
Voltage
EV
DV
PV
MP
3.3
3
2.1
1.8
Pin20
1 RESET_B
2 POWER_KEY/GPIO61
3 GPIO62
4 SPDIF_IN0/GPIO63
5 UART1_TX/I2C1_CLK/GPIO64
6 UART1_RX/I2C1_DAT/GPIO65
7 I2S_IN_D2/GPIO66
8 I2S_IN_D1/GPIO67
9 I2S_IN_D0/GPIO68
10 I2S_IN_BCK/GPIO69
11 I2S_IN_MCLK/GPIO70
12 I2S_IN_LRCK/GPIO71
13 GPIO72
14 VDD33
15 NC
16 NC
17 NC
18 GPIO132
19 NC
20
ADI2/GPIO136
21
ADI1/GPIO135
22
ADI0/GPIO134
23
USB_DM
24
USB_DP
25
USB_AVDD
26
CLKOUT
27
CLKIN
28
PLL_VDD12
29
AIN_R1
30
AIN_L1
31
AIN_R0
32
AIN_L0
33
MIC_IN
34
MIC_BIAS
35
AADC_AVCC
36
AADC_VSS
37
VREF
38
AOUT_R/GPIO137
39
AOUT_L/GPIO138
40
ADAC_VSS
41
ADAC_AVDD
42
AUDIO_MUT/GPIO10
43
SPDIF_OUT
44
I2S_OUT_LRCK/GPIO12
45
I2S_OUT_MCK/GPIO13
46
I2S_OUT_BCK/GPIO14
47
I2S_OUT_DATA0/GPIO15
48
I2S_OUT_DATA1/GPIO16
49
I2S_OUT_DATA2/GPIO17
50
GPIO18
51
GPIO19
52
GPIO20
53
GPIO21
54
GPIO22
55
UART2_TX/GPIO23
56
UART2_RX/GPIO24
57
UART2_CTS/GPIO25
58
UART2_RTS/GPIO30
59
GPIO31
60
SPDIF_IN2/GPIO32
61
SPDIF_IN1/GPIO33
62
CARD_SENSE/GPIO34
63
SD_D0/GPIO35
64
SD_CLK/GPIO36
65
SD_CMD/GPIO37
66
UART0_TX/GPIO38
67
UART0_RX/GPIO39
68
SPI_CE
69
SPI_D0
70
SPI_CLK
71
SPI_D1
72
VFD_CLK/GPIO44
73
VFD_STB/GPIO45
74
VFD_DAT/GPIO46
75
IR_IN/GPIO47
76
VDD12
77
PGND
U7
SPHE8107-P
1
2
3
4
Y1
24.576M
R39
4.7K
R
40
FB
30
0
C
10
33
P
C11
33P
1
CS
2
SO
3
WP
4
VSS
5 SI
6 SCK
7 HOLD
8 VDD
U6
KH25L3206E
R41
10K
C16
0.1u16V
R42
10K
L14
100MHz/600R
L15
100MHz/102T
C
17
1
0
u6
.3
V
C
18
0
.
1u
16
V
C
36
1
u
6
.
3V
R186 10K
D8
4148
R
52
10
K
C
37
10
u6
.3
V
C
38
10
u6
.3
V
C
19
0.
1u
16
V
L16
100MHz/102T
C
49
1
0
u6
.3
V
C
52
0
.
1u
16
V
C
46
1
0
u6
.3
V
C
11
5
1
0
u6
.3
V
C
11
6
0
.
1
u
16
V
L17
100MHz/102T
L18
100MHz/102T
C
11
7
10
u6
.3
V
C
11
8
0
.
1u
16
V
L25
100MHz/600R
C
11
9
1
0
u6
.3
V
C
12
0
0
.
1u
16
V
L26 100MHz/600R
C
53
10
u6
.3
V
C122
0
.
1u
16
V
R94
100R
R95
10K
R96
10K
R153 100
1
2
3
Q20
3904
R48
100R
C171
100P
C176
NC
C69
10P
1
GND
2
RF
3
GND
4
GPIO37/UART_TX
5
GPIO36/UART_RX
6
GPIO35
7
GPIO34
8
KEY_P
9
KEY_SENSE
10
GND
11
RESET
12
PWR_KEY
13
VBAT
40
SPK_RP
39
SPK_RN
38
SPK_LP
37
SPK_LN
36
GND
35
VMIC_2
34
MIC_2P
33
MIC_2N
32
MIC_1N
31
MIC_1P
30
VMIC_1
29
VCODEC
28
GND
2
7
G
P
IO
22
2
6
G
P
IO
23
2
5
G
P
IO
24
2
4
G
P
IO
25
2
3
G
P
IO
13
2
2
I
2
C_
SC
L
2
1
I
2
C_
SD
A
/
S
P
DI
F
_
O
2
0
G
P
IO
26
1
9
G
P
IO
07
1
8
G
N
D
1
7
A
D
C0
1
6
V
D
DO
1
5
C
H
G_
DE
T
1
4
V
B
AT
_S
E
N
S
E
U15
BT MODULE_BM20L
C90
10uF/6.3V
C91
0.1uF/16V
L21
100MHz/102T
R60
100R
R63
100R
TV
S1
1
ES
D
9N
5B
-2
/TR
R
12
9
4.
7K
R
13
0
4.
7K
R
13
1
10
K
R
13
2
10
K
R159
0R
R160
0R
R148
10K
R163
100R
R164
22R
R165
22R
R166
100R
R167
1K
R168
1K
C
10
3
1u
F/
10
V
C
10
4
1u
F/
10
V
C
13
7
0.
1u
F/
16
V
BT_DEBUG_TX
BT_DEBUG_RX
TX1
RX1
R
17
0
4.
7K
R
17
1
4.
7K
R
17
2
4.
7K
R
17
3
4.
7K
TV
S1
3
ES
D
9N
5B
-2
/TR
R176
100R
R
18
4
10
K
R
18
5
N
C
R147
NC
R2
10K
R187
100R
R188
10K
R
20
2
10
K
R
20
3
10
K
1
FEED
2
G
2
3
G
1
4
G3
ANT1
J-MS-156
ACA-5036-A3-CC-S
RL01
0R
C102
NC
C125
NC
R
19
5
10
0R
R
23
6
10
K
TH-SCL
TH-SDA
GND
TP6
TP7
R239
R241
100R
R
T1
10
0R
RT2 100R
R8
100R
R9 100R
R13
100R
R35
100R
R49
100R
C41
0.1uF/25V
R58 100R
R70 100R
R100 100R
R101
100R
C206
100PF/50V
R
25
0
10
0R
R
25
1
10
K
RF
R260
10R
R261
4.7K
R257
100K
TP31
R37
10K
R38
100R
C215
100PF/50V
RT3
100R
R6
10K
TV
S8
E
S
D
9N
5B
-2
/TR
TV
S9
E
S
D
9N
5B
-2
/TR
TVS10
ESD9N5B-2/TR
TV
S1
2
E
S
D
9N
5B
-2
/TR
TV
S1
7
E
S
D
9N
5B
-2
/TR
BT-KEY
PWR-KEY
MODE-KEY
C
O
LO
R
-K
E
Y
1
C
O
LO
R
-K
E
Y
2
1
2
3
4
5
6
CON10
G1
R97
100R
R98
100R
R149
100R
R162
100R
R189
NC
R
18
2
4.
7K
R
20
5
4.
7K
C147
12K
Q9
3904
MCU+3.3V
BT_SPDIF
MCU+1.25V
MCU+3.3V
MCU+3.3V
MCU+1.25V
MCU+3.3V
MCU+3.3V
MCU+3.3V
PWR_KEY
MCU+3.3V
DSP_I2S_DATA0
DSP_I2S_BCK
DSP_I2S_LRCK
USB_SPDIF
MCU+3.3V
VOL-
VOL+
ADC_I2S_DOUT
ADC_I2S_BCK
ADC_I2S_MCLK
ADC_I2S_LRCK
UART2_TX
UART2_RX
AUX-SENS
AMP_MUTE
BT_UART_TX
BT_UART_RX
BT_SPDIF
BT_RST
BT_PWR
DSP_UART_TX
DSP_UART_RX
MCU+3.3V
DSP_I2S_DATA1
AMP_I2C_SCL
AMP_I2C_SDA
BT_RST
BT_PWR
8108_RST
MCU+3.3V
6533_INT
TOUCH_SDA
TOUCH_SCL
POWER_EN
AMP_SD
LED_MODE_KEY
BT_KEY
UART2_SW
LED_COLOR_KEY1
6533_GPIO
LED5V_EN
6533_I2C_SDA
6533_I2C_SCL
HP_RST
LED_COLOR_KEY2
MXTX04C_INT
MXTX04C_INT
TOUCH_INT
VERSIONS#
HP_DET
MCU+3.3V
HP-IN_DET
HP_DET
AMP_I2S_MCK
PWR_KEY
BT_KEY
LED_MODE_KEY
LED_COLOR_KEY1
LED_COLOR_KEY2
POP_MUTE
