schematic of a mp4 use ak1025 and a display 1 8
TRANSCRIPT
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5/20/2018 Schematic of a Mp4 Use Ak1025 and a Display 1 8
1/2
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
1.8
TFT"#$%
AOUTL
AOUTR
FM_ANT
L
R
FMINR
FMINL
FM/DATFM/CLK
FMVCC
FM_ANT
LED_K
LED_A
LXVIN
VCCGNDLCM_CE3LCMA0MWR#MRD#
D0D1D2
D3D4D5D6D7LCMRSTGND
LED_ALED_ALED_ALED_K
GND
D5
MRD#
VCC
LCMRSTLCM_CE3
LED_K
D2
D7
D1
D6
LCMA0
D4
LED_A
MWR#
D0
D3
GND
R
PAVCC
L
AMP_DET
PAVCCPWR_IN
AMP
_DET
LED_A
AOUTL
AOUTR
FMINR
FMINL
FM/DATFM/CLK
GIOE3_LED
D0D1D2D3D4D5D6D7
MRD#MWR#
LCMRST
LCMA0LCM_CE3
GIOE3_LED
PAVCCPWR_IN
VCC
FMVCC
GND GND
PWR_IN
PWR_IN
GND GND GND
C31 105
C33103
C42105
R1924R
C29
103
U7GP6201A33
1
2
3 4
5IN
GND
E N F B
OUT
C36 101
L8 10uH1 2
+ C3447UF
1
2
+
C28 100uF1 2
R240R1 2
C32 105
SPK1SPEAKER
R 29 8 .2 oh m12
C30
103
R1824R
R26 15KC38105
1
2
R2851K
1
2
C 40 4 74
U6 GP9302
1
5
32
4
6LX
OVP
FBVSS
EN
VCC
L6
600R100MHz
U5 EMA10011
2
3
4 5
6
7
8/SHUNDOWN
BYPASS
IN+
IN- VO1
VDD
GND
VO2
L4 600R100MHz
M 1 S CT-102B C12345 6
78910
ANTMPXR-OUTL-OUTGND VCC
W/RBUSM
CLOCKDATA
R22 15KR23 0R12
LCM1LCM-20
201918
1716151413121110
9876543
12
GNDDB0DB1DB2DB3DB4DB5DB6DB7/RD/WRRS/RESET/CSNCNCVDDGND
BL_KBL_A
L7 600R100MHZ
R20
47K
L5 600R100MHz
R21
47K
C41105
C 37 4 74
+
C27 100uF1 2
R25 4K7
R4 47K
C35104
D2 RB491D
L3 600R100MHz
J3
EJ3520D
2345
OLRG
C39105
1
2
R27 15K
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5/20/2018 Schematic of a Mp4 Use Ak1025 and a Display 1 8
2/2
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
1,&'()*+ FLASH,R12,-./
2,&'()012 FLASH,R83 R11456./ ,R13,-./
3,&'()712 FLASH,R83 R11,-./3 R13456./
HOSCO
USBDPUSBDMUSB5V
D7D6D5D4D3D2D1D0/RST_1
MRD#CE1#
CLEALEMWR#
VBAT
D0D1D2D3D4D5D6D7
LCM_CE3
LCMA0MWR#MRD#
AOUTLAOUTRFMINLFMINRFM/DATFM/CLK
GIOE3_LED
AOUTLAOUTR
K-VCCVCC
LCMRST
CE2#
VBAT_IN
MICIN
VMIC
GPIO-B5
GPIO-B4GPIO-B5
K-VCC
GPIO-B2GPIO-B0
VCC
VBAT-IC
GND
HOSCO
GND
LCMA0
CE1#
CE2#
GPIO-B0
VDD
VRDA
GPIO
-B4
AVDD
VMIC
PWR_IN
VDD
HOSCI
FMINR
PAVCC
USBDP
GPIO-B2
LCMRST
LCM
_CE3
VCC
GPIO
-B5
GPIO-B2
MICIN
USBDM
R/B#
RESET
VCC
VREFIAVCC
GPIO-B4
HOSCI
GPIO-B0
R/B#
GND
GND
VCC
RESET
GIOE3
_LED
FMINL
GND
AVCC
AOUTL
AOUTR
VCC
VBAT-IC
D4D3
D5
MRD#
ALE
D2
D1GND
D7
FM/CLK
D6
D0MWR#
CLE
VDD
FM/DAT
URES
PAVCCPWR_IN
D0D1D2D3D4D5D6D7
LCM_CE3LCMRSTLCMA0MWR#MRD#
AOUTLAOUTRFMINLFMINRFM/DATFM/CLKGIOE3_LED
AOUTLAOUTR
PAVCCPWR_IN
VBAT-IC
VCCVDD
VCC AVCC
VDD AVDD
VREFI
VBATVCC
VCC
VCC
VCC
PWR_IN
VCC
C19
224
K 3 V OL
+
C847UF
1
2
R2
20K
R3
20K
U4 FLASH
12930313241424344
6789
1016171819
13
36
12
37
/RSTI/O0I/O1I/O2I/O3I/O4I/O5I/O6I/O7
R/B#R/B/RE/CE1/CE2CLEALE/WE/WP
VSS
VSS
-
VCC
VCC
-
USB1
UCB5P123
45
5VD-
D+
GNDgnd
R7
10K
R13 NC/0R
C26
104
Y1
24M
R8 0R
R11NC/0R
+
C947UF
1
2
C23 224
C22
474
K4 MODE
L2
600R100MHZ
JP1JP5
123
45
123
54
U3 XC6206P152MR
GND
1
23
GNDOUTIN
C 11 1 5P
R17 51K
U1 XC6206P302MR
GND
1
23
GNDOUTIN
+
C747UF
1
2
K1 PLAY
C 12 1 5P
C25 104
+
C1347UF
1
2
+ C16
10UF
1
2
C15
224
R16 51K
C24 474
C10
224
R5
6K2
C18
224
+
C1447UF
1
2
J1
BAT
1BAT
J2
BAT
1BAT
R 15 5 1K
+
C20
47UF
C21
104
C1
224
C2
224
C3
224
K9 NEXT
C4
224
C5
224
L1
600R100MHZ
R1 2.2R
R14 51K
JP2JP5
123
45
123
54
R10 2.2K
R12
10K
U2
AK1025
6463626160
5556
5857
59
6
2928
46
5251
53
1 2 3 4 5
25
40
41
42
45
24
43
44
11
10
27
8 9 12
13
17
21
14
15
16
181920
3031
32
33
34
35
36
37
2223
26
39
38
54
48
47
50
49
7
VDDGPIOC0GPIOC1ALECLE
GNDD1
MWR#D0
MRD#
RESET#
GPIOC2GPIOB0
GPIOB4
D4D5
D3
UVCC
URES
USBGND
USBDP
USBDM
HOSCO
R/B#
GPIOA1
GPIOA2
ICER
ST#
HOSCI
GPIOA0
ICE
EN#
VRDA
PAGND
BAT
AOUTR
AOUTL
MICIN
VMIC
AVCC
VP
FMINL
FMINR
AGND
VREFIAVDD
VDDIO
GPIOB2LXVDD
GNDNGND
LX
VCC
C
E2#
C
E1#
C
E3#
LRADC1PWRM0
VCC
VDD
GPIOG0
D2
VCC
GPIOB5
D6D7
PAVCC
R9 1 0K
K7 PREV
MIC1MICROPHONE
21
D1
IN_5819
1 2POWER1
POWER
R6 2.2K
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