Datasheet
S C H E M A T I C
LAN-LED1
LAN-LED2
VCC-ETH
ACTIVE LINK
VCC-ETH
VCC-ETH
C48
0.1µF
C49
0.1µF
C50
0.1µF
C45
0.1µF
LD1
LD2
R23 1.5k
FB2
FERRITE
ETH-RXD1
ETH-RXD0
ETH-CRS_DV
ETH-MDIO
ETH-TXD0
ETH-TXEN
ETH-RST#
ETH-CLKO
ETH-MDC
ETH_CRS_DV
ETH_RXD0
ETH_RXD1
ETH_TXD0
ETH_TXD1
ETH_TXEN
ETH_MDIO
ETH_RST#
ETH_CLKO
ETH_MDC
ETH-TXD1
ETH-INT#
ETH_INT#
ETH-TXD0
ETH-TXD1
ETH-RXD0
ETH-RXD1
ETH-CRS_DV
ETH-MDIO
ETH-RST#
ETH-CLKO
ETH-MDC
ETH-TXEN
ETH-INT#
ETH-TX_N
ETH-TX_P
ETH-RX_N
ETH-RX_P
ETH-TX_N
ETH-TX_P
ETH-RX_N
ETH-RX_P
ETH
ETH
ETH-TX_N
ETH-TX_P
ETH-RX_N
ETH-RX_P
2
3
4
5
6
7
11
12
13
14
24
23
22
21
18
17
16
15
8
1
19
9
10
20
VDD2A
LED1
LED2
XTAL2
XTAL1
VDDCR
RXD1
RXD0
VDDIO
RXER
CRS_DV
MDIO
MDC
nINT
nRST
TXEN
TXD0
TXD1
TXP
RXP
Rbias
RXN
TXN
VDD1A
LAN8720A
GND
U4
LAN8720A
R17
10k
R15
12.1k
C47
10µF
VCC-3V3
ETH-RXER
ETH-RXER
ETH_RXER
VCC-RF
RF_CE
RF_CS#
RF_SCK
RF_MOSI
RF_MISO
RF_INT#
2
3
4
5
6
7
10
9
8
1
11
12
13
14
15
16
17
18
19
20
CE
CSN
SCK
MOSI
MISO
IRQ
VDD
VSS
XC2
X
C
1
VDD_PA
ANT1
ANT2
VSS
VDD
VSS
DVDD
VSS
VDD
IREF
nRF24L01P
PAD
21
U5
NRF24L01P-T
X2
16MHz
C46
1.5pF
C51
2200pF
L2
8.2nH
L1 3.9nH
L3 2.7nH
R31
10k
R28
10k
R27
10k
C58
27pF
C57
27pF
RF-CE
RF-CS#
RF-SCK
RF-SDI
RF-SDO
RF-INT#
R30
0.0
C43
0.033µF
R21
22k
RF
C52
4.7pF
A1
ANTENNA_CHIP
R32
1M
C54
0.1µF
C55
0.1µF
C56
0.1µF
VCC-RF
FB3
FERRITE
VCC-3V3
C53
10µF
R29
27
C44
2.2µF
R22
220
R16
220
VCC-ETH
Ethernet
R2427
R2527
R2627
R18 27
R19 27
R20 27
BUZZER
LED_R
LED_G
BUZZER
LED_R
LED_G
TEMP
TEMP
PZ1
BUZZER
R103
1k
R1
R2
Q8
PDTC114EU
1
2
3
VDD
VOUT
GND
U18
MCP9700A
C155
0.1µF
C156
0.1µF
R108
100
R1
R2
Q12
PDTC114EU
R1
R2
Q11
PDTC114EU
R1
R2
Q10
PDTC114EU
R106
2.2k
R105
3.3k
R104
2.2k
LED_B
LED_B
BUZZER
LED_R
LED_G
LED_B
TEMP
VCC-3V3
A2
A1C1
C2
C3 A3
LD5
VCC-5V
VCC-5V
GND
2
SDA
3
SCL
4
VDD
1
U16
LTR-329ALS-01
VCC-3V3
R109
4.7k
R110
4.7k
VCC-3V3 VCC-3V3
SENS-I2C_SCL
SENS-I2C_SDA
ACCEL-INT2
ACCEL-INT1
SENS-I2C_SCL
SENS-I2C_SDA
ACCEL_INT2
ACCEL_INT1
SENS-I2C_SCL
SENS-I2C_SDA
C150
0.1µF
VCC-3V3
4
3
2
1
U19
TSOP6238
C158
4.7µF
VCC-3V3
IR_TX
IR_TX
IR_TX
SENS-I2C_SCLSENS-I2C_SDA
R107
10k
VCC-3V3
ACCEL-SA0
INT2
9
INT1
11
GND
12
SCL/SCK
4
RES
3
RST
16
N/C
15
VDD
14
RES
13
GND
5
SDA/MOSI
6
SA0/MISO
7
CRST
8
SA1/CS_B
10
VDDIO
1
BYP
2
U17
FXOS8700CQR1
ACCEL-INT2
ACCEL-INT1
VCC-3V3
C154
100nF
C157
100nF
C151
100nF
C152
4.7µF
VCC-3V3
C153
100nF
SENS-I2C_SCL
SENS-I2C_SDA
ACCEL-SA0
1
2
3
JP3
R111
10k
VCC-3V3
ACCEL-SA1
1
2
3
JP4
ACCEL-SA1
RGB LED
Buzzer
Temp
sensor
IR receiver
ALS
ACCEL
1
2
3
IN
GND
OUT
5
4
EN ADJ
U11
AP7331
C130
2.2µF
VCC-1V8
R84
56k
VCC-3V3
C131
4.7µF
R83
200k
1
2
3
IN
GND
OUT
5
4
EN ADJ
U14
AP7331
C138
2.2µF
R94
100k
VCC-3V3 VCC-1V2
C139
4.7µF
R88
200k
TB1
D3
L4
2.2µH
C114
10µF
C115
47µF
C113
10µF
VCC-EXT
D10
L7
2.2µH
C124
10µF
C126
47µF
C123
10µF
VCC-BATBAT
R81
1M
BAT_SENSE
R76
1.1 MOhms
Input
12V
R77
1
R63
1
2
1
CN6
SHM1x2
R1
R2
Q17
PDTC114EU
R113
10k
VCC-3V3
DC_DETECT
1
2
3
SW
GND
VIN
5
4
FBEN
U9
TPS61041DBVR
C116
10µF
DZ1
LED+
VCC-5V
LED-
R67
34
BCKL
L5
10µH
LED driver
C117
1µF
D2
PMEG3010ER,115
BST
1
GND
2
FB
3
EN
4
VIN
5
SW
6
U12
MCP16331T
D11
VIN
C132
20pF
VCC-3V3
C129
100nF
C133
47µF
R87
100k
R85
316k
Buck 3V3
C134
10µF
D12
PMEG4050EP,115
L8
15µH
BST
1
GND
2
FB
3
EN
4
VIN
5
SW
6
U15
MCP16331T
D13
VIN
C142
20pF
VCC-5V
C141
100nF
C143
47µF
R98
523k
R99
97.6k
Buck 5V
C144
10µF
D14
PMEG4050EP,115
L9
22µH
C145
10µF
C146
10µF
C136
10µF
C137
10µF
USB host
VCC-5V
R100
47k
USB-VBUS
D15
PMEG3010ER,115
61
2
Q15A
DMP1046UFDB-7
C149
47µF
VCC-USB
C147
10µF
C148
10µF
L10
2.2µH
6 1
2
Q3A
DMP1046UFDB-7
34
5
Q3B
DMP1046UFDB-7
USB_PSW
R101
10k
VCC-5V
R102
5.1k
USB_PSW!
USB_PSW!
3
1
2
Q16
BSS138
3
1
2
Q9
BSS138
3
1
2
Q18
BSS138
D4 D7
VCC-5VUSB-VBUS
R115
12.1k
DZ4
MM3Z3V3B
R114
10k
VCC-EXT
VIN
1
PPR
2
CHG
3
EN
4
GND
5
FAST
6
ISET
7
BAT
8
9
EP
AD
U13
MC34671AEPR2
R96
27k
R89
6k8
BAT
R95
10k
C135
1µF
C140
10µF
LD4
CHG
R92
10k
VCC-3V3
STATUS
Q4
ZXTN620MATA
R86
1k
DZ2
TDZ10J,115
3
1
2
Q7
BSS138
3
1
2
Q5
BSS138
3
1
2
Q6
BSS138
R90
100k
R91
100k
R97
100k
VCC-3V3
Vin-CHG
R93
2.2k
VCC-USB
3 4
5
Q14B
DMP1046UFDB-7
R82
10k
R71
100k
R74
200k
R80
30k
VCC-EXT
NC
1
SS
2
FB
3
AGN
D
4
PGND
5
PGND
6
COMP
12
EN
11
VIN
10
OVP
9
SW
8
S
W
7
13
U10
MIC2253-06YML-TR
C118
100pF
D8
VIN
VCC-BAT
R75
100k
LD3
PWR
VIN
3 4
5
Q13B
DMP1046UFDB-7
61
2
Q13A
DMP1046UFDB-7
R78
1k
34
5
Q15B
DMP1046UFDB-7
SW
C125
0.47µF
C122
47µF
C119
33uF
C120
1µF
L6
2.2µH
R64
10k
R70
1k
C121
33 uF
DNP
R79
4.7k
C128
10nF
C127
220pF
D6
1N4148WT-7
Vin-CHG
Vin-CHG
1
2
3
5
6
7
SW1
R72
10
VCC-USB
61
2
Q14A
R68
100k
D5
1N4148WT-7
VCC-EXT
R65
10k
VCC-USB
Q2
FDC658AP
R73
4.7k
R66
10
R112
100
DZ3
BZT52C3V9T-7
Q1
BC846B-7-F
R69
1k
BOOST_in
BOOST_en
BOOST_en
BOOST_in
R116
4.7k
LDO
Boost
Charger
f o r S T M 3 2 C A P A C I T I V E