1
1
2
2
3
3
4
4
D D
C C
B B
A A
Title
Number RevisionSize
A4
Date: 2020/6/13 Sheet of
File: E:\ \..\ .SchDoc Drawn By:
GND
R4
10K
RST
3V3
HL1
H_LED
R1
10K
3V3
LED
C8
104
+ C1
10uF/10V
C2
104
3V3
GND
Vin-
6
VDD
5
SDA
4
Vin+
1
VSS
2
SCL
3
U3
MCP3421
SCL SDA
GND
Sam-Sam+
+ C14
10uF/10V
C15
104
GND
100m
R2
GND
C4
104
MOS_G
10
R10
1K
R13
1K
R12
C19
NC
1K
R9
GND
3
2
1
U8
TL431
30k
R11
1.2k
R14
GND
GND
C18
100nF
10mV
25mV
OUT
1
-VS
2
+IN
3
-IN
4
+VS
5
U6
S33201M
+ C9
10uF/10V
C10
104
GND
I_Sam
GND
+ C3
10uF/10V
Vin
3
ADJ
1
+Vout
2
Vout
4
U1
LM317AEMP
GND
620
R6
300
R5
10k
R3
GND
DC
3
SCL
4
SDA
5
VDD
6
VSS
7
RES
2
CS
1
NC
8
V0
10
XV0
11
NC
12
VG
14
NC
15
NC
9
NC
13
NC
16
NC
17
NC
18
NC
19
NC
20
A
21
K
22
U4
YXD12864
SDA_LCD
SCL_LCD
RST_LCD
C12
104
C16
104
GND
3V3
GND
DC_LCD
R18
4.7K
R17
10K
GND
R15
4.7K
C21
104
R23
10K
R21
1K
VCC_BAT
D2
S1
SW-PB
3
1
2
Q5
NMOS
3
1
2
Q4
PMOS
GND
KEY_POWER
R22
1k
R24
1k
POWER
GND
AO3401
pmos ,
3
1
2
Q3
PMOS
D1
R16
100k
VCC
VCC_in
LED2
LED
STAT
1
BAT
3
GND
2
VIN
4
ISET
5
U7
ME4054
GND
GND
VCC_BAT
C25
104
GND
C24
104
GND
VCC
R19
1k
R20
2k
VCC
LED1
LED
VCC
1
D-
2
D+
3
ID
4
GND
5
MH1
6
MH2
7
MH3
8
MH4
9
CN1
USB_Micro_5S_B
+ C22
10uF/10V
C23
104
GND
GND
GND
VCC
VCC_BAT1
2
BAT
Header 2
GND
RST
C7
104
C6
104
PD4/BEEP/TIM2_CH1
1
PD5/AIN5/UART_TX
2
PD6/AIN6/UART_RX
3
NRST
4
PA1/OSCIN
5
PA2/OSCOUT
6
VSS
7
VCAP
8
VDD
9
PA3/TIN2_CH3/[SPI_NSS]
10
PB5/I2C_SDA
11
PB4/I2C_SCL
12
PC3/TIM1_CH3
13
PC4/TIM1_CH4
14
PC5/SPI_SCK
15
PC6/SPI_MOSI
16
PC7/SPI_MISO
17
PD1/SWIM
18
PD2/[AIN2]
19
PD3/TIM2_CH2/AIN4
20
U2
STM8S-20
GND
SWIM
SDA
SCL
LED
GND
TXD
RXD
POWER
RST_LCD
DC_LCD
SCL_LCD
SDA_LCD
C17
104
+ C13
10uF/10V
3V3
GND
VCC_in
VCC_in
3V3
3V3
3V3
3V3
3V3
3V3
C11
104
+
C5
10uF/10V
GND
BK
GND
3V3
SWIM
RST
1
2
3
4
SWD1
Header 4
S
1
S
2
S
3
G
4
D
8
D
7
D
6
D
5
Q1
NMOS
IN
1
GND
2
EN
3
BP
4
OUT
5
U5
3V3 LDO
TP1
TP2 TP3
Sam-
Sam+
1
2
3
4
XS1
Header 4
R26
1k
R25
1k
GNDVCC_in
KEY_POWER
AD
TP4
MOS_G
I_Sam
C20
1uF
AD
VCC_in VCC_TEST
VCC_TEST
GND
R7
0
R27
10k
R28
10k
3V3
SCL
SDA
VCC_5V
KEY
Q2
BC848
R29
1k
3V3
GND
R8
100
A
K
BK
A
K
S2
SW-PB
PIBAT01
PIBAT02
COBAT
PIC101
PIC102
COC1
PIC201
PIC202
COC2
PIC301
PIC302
COC3
PIC401PIC402
COC4
PIC501 PIC502
COC5
PIC601
PIC602
COC6
PIC701
PIC702
COC7
PIC801
PIC802
COC8
PIC901
PIC902
COC9
PIC1001
PIC1002
COC10
PIC1101
PIC1102
COC11
PIC1201
PIC1202
COC12
PIC1301
PIC1302
COC13
PIC1401
PIC1402
COC14
PIC1501
PIC1502
COC15
PIC1601 PIC1602
COC16
PIC1701
PIC1702
COC17
PIC1801
PIC1802
COC18
PIC1901
PIC1902
COC19
PIC2001PIC2002
COC20
PIC2101
PIC2102
COC21
PIC2201
PIC2202
COC22
PIC2301
PIC2302
COC23
PIC2401
PIC2402
COC24
PIC2501
PIC2502
COC25
PICN101
PICN102
PICN103
PICN104
PICN105PICN106
PICN107
PICN108
PICN109
COCN1
PID101 PID102
COD1
PID201
PID202
COD2
PIHL101 PIHL102
COHL1
PILED101 PILED102
COLED1
PILED201PILED202
COLED2
PIQ101
PIQ102
PIQ103
PIQ104PIQ105
PIQ106
PIQ107
PIQ108
COQ1
PIQ201
PIQ202
PIQ203
COQ2
PIQ301
PIQ302PIQ303
COQ3
PIQ401
PIQ402
PIQ403
COQ4
PIQ501
PIQ502
PIQ503
COQ5
PIR101PIR102
COR1
PIR201
PIR202
COR2
PIR301
PIR302
COR3
PIR401
PIR402
COR4
PIR501PIR502
COR5
PIR601
PIR602
COR6
PIR701PIR702
COR7
PIR801PIR802
COR8
PIR901
PIR902
COR9
PIR1001 PIR1002
COR10
PIR1101
PIR1102
COR11
PIR1201
PIR1202
COR12
PIR1301 PIR1302
COR13
PIR1401
PIR1402
COR14
PIR1501
PIR1502
COR15
PIR1601
PIR1602
COR16
PIR1701PIR1702
COR17
PIR1801PIR1802
COR18
PIR1901PIR1902
COR19
PIR2001PIR2002
COR20
PIR2101
PIR2102
COR21
PIR2201 PIR2202
COR22
PIR2301
PIR2302
COR23
PIR2401 PIR2402
COR24
PIR2501 PIR2502
COR25
PIR2601 PIR2602
COR26
PIR2701 PIR2702
COR27
PIR2801 PIR2802
COR28
PIR2901 PIR2902
COR29
PIS101PIS102
COS1
PIS201PIS202
COS2
PISWD101
PISWD102
PISWD103
PISWD104
COSWD1
PITP101
COTP1
PITP201
COTP2
PITP301
COTP3
PITP401
COTP4
PIU101
PIU102PIU103
PIU104
COU1
PIU201
PIU202
PIU203
PIU204
PIU205
PIU206
PIU207
PIU208
PIU209
PIU2010
PIU2011
PIU2012
PIU2013
PIU2014
PIU2015
PIU2016
PIU2017
PIU2018
PIU2019
PIU2020
COU2
PIU301
PIU302
PIU303
PIU304
PIU305
PIU306
COU3
PIU401
PIU402
PIU403
PIU404
PIU405
PIU406
PIU407
PIU408
PIU409
PIU4010
PIU4011
PIU4012
PIU4013
PIU4014
PIU4015
PIU4016
PIU4017
PIU4018
PIU4019
PIU4020
PIU4021
PIU4022
COU4
PIU501
PIU502
PIU503
PIU504
PIU505
COU5
PIU601
PIU602
PIU603
PIU604
PIU605
COU6
PIU701
PIU702
PIU703 PIU704
PIU705
COU7
PIU801
PIU802
PIU803
COU8
PIXS101 PIXS102 PIXS103 PIXS104
COXS1
PIC101PIC201
PIC702
PIC901
PIC1001
PIC1401PIC1501
PIR102
PIR401
PIR802
PIR1502
PIR2702
PIR2802
PISWD102
PIU209
PIU305
PIU406
PIU505
PIU605
PIR801
PIU4021
NLA
PIC2002
PIR2501PIR2602
PIU2019
NLAD
PIR2901
PIU2013
NLBK
PIU2016
PIU403
NLDC0LCD
PIBAT02
PIC102PIC202
PIC302
PIC401
PIC502
PIC601
PIC701
PIC802
PIC902
PIC1002
PIC1101
PIC1302 PIC1402PIC1502
PIC1601
PIC1702
PIC1801
PIC1901
PIC2001
PIC2101
PIC2202 PIC2301
PIC2401 PIC2501
PICN105PICN106
PICN107
PICN108
PICN109
PILED202
PIQ202
PIQ502
PIR202
PIR502
PIR1401
PIR1601
PIR2001
PIR2302
PIR2502
PIS101
PIS201
PISWD101
PIU207
PIU302
PIU401
PIU407
PIU502
PIU602
PIU702
PIU803
PIQ101
PIQ102
PIQ103
PIR201
PIR301
PIR1302
NLI0Sam
PIQ203
PIU4022
NLK
PID202
PIR1801
PIS102
PIS202
NLKEY
PID201
PIR1501
PIU2020
NLKEY0POWER
PIHL102
PIU2010
NLLED
PIQ104
PIR302
PIR1001
NLMOS0G
PIU4020
PIU4019
PIU4018
PIU4017
PIU4016
PIU4015
PIU4013
PIU4012
PIU409
PIU408
PIU206
PIU205
PIR2002
PIU705
PIR1901
PIU701
PIR1301
PIU604
PIR1101
PIR1201
PIR1402
PIR1002
PIU601
PIR501
PIR602
PIU101
PIQ503
PIR2101
PIQ501
PIR2201
PIR2301
PIQ401
PIR1701
PIR1802
PIR2102
PIQ201
PIR2902
PIQ105
PIQ106
PIQ107
PIQ108
PIXS104
PILED201
PIR2401
PILED102
PIR1902
PIHL101
PIR101
PID102
PIQ302
PIQ402
PIR1702
PICN104
PICN103
PICN102
PIC1902
PIR1202
PIU603
PIC1802
PIR901
PIR1102
PITP101
PIU801
PIU802
PIC1701
PIU504
PIC1602
PIU4014
PIC1202
PIU4011
PIC1201
PIU4010
PIC602
PIU208
PIR2202
PIR2402
PIU201
NLPOWER
PIC801
PIR402
PISWD104
PIU204
NLRST
PIU2017
PIU402
NLRST0LCD
PIU203
NLRXD
PIU301
PIXS102
NLSam0
PIU306
PIXS103
NLSam0
PIR2801
PITP201
PIU2012
PIU303
NLSCL
PIU2015
PIU404
NLSCL0LCD
PIR2701
PITP301
PIU2011
PIU304
NLSDA
PIU2014
PIU405
NLSDA0LCD
PISWD103
PIU2018
NLSWIM
PITP401
PIU202
NLTXD
PIC2201 PIC2302
PIC2502
PID101
PILED101
PIQ301
PIR701
PIR1602
PIU704
PICN101
PIR702
PIBAT01
PIC2102
PIC2402
PIQ303
PIU703
PIC301
PIC1301
PIQ403
PIR902
PIR2601
PIU103
PIU501
PIU503
PIC402
PIC501
PIC1102
PIR601
PIU102
PIU104
PIXS101
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