5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
1
GND=
2
V3.3=
2.8-5.5V
3
DO=
CLK
4
D1=
MOSI
5
RST=
RES
6
DC=
/
MISO
7
CS=
SWD
0.96
OLED SPI /ICC
/
NB
NB_RX
NB_TX
U1_TX
U1_RX
USB_D+
USB_D-
GND
VDD_3.3V
D0
D1
RST
DC
CS
SCK
MISO
MOSI
NSS
D0
D1
DC
CS
RST
PC13
INT
VDD_3.3V
JTCK/SWCLK
JTMS/SWDAT
PB5
PB9
LED_LINK
I2C_SDA
I2C_SCL
ADC0
U1_TX2
U1_RX2
PB0
RST
JTMS/SWDAT
JTCK/SWCLK
BOOT0
BOOT0
PA1/ADC1
PA8
OSC_IN
PC14_OSC32_IN
PC15_OSC32_OUT
OSC_OUT
PC14_OSC32_IN
PC15_OSC32_OUT
OSC_IN
OSC_OUT
JTCK/SWCLK
JTMS/SWDAT
NB_GPIO11
NB_RIO
NB_RI
NB_ADC
NB_AIO
SIM_VDD
NB_NETLIGHT
NB_DBG_TXD
NB_DBG_RXD
NB_TXD
NB_RXD
NB_RESET
NB_SWD_DIO
NB_SWD_CLK
NB_RF_ANT
SIM_RST
SIM_CLK
SIM_DATA
SIM_DATA
SIM_VDD
SIM_RST
SIM_CLK
SIM_VDD
RST SIM_DATA
SIM_CLK
SIM_RST
SIM_VDD
NB_RESET
NB_SWD_DIO
NB_SWD_CLK
NB_RIO
NB_RI
NB_ADC
NB_AIO
NB_GPIO11
LED_LINK
PB2
PB2
I2C_SDA
I2C_SCL
ADC0
PB0
PB9
NB_GPIO11
NB_ADC
NB_AIO
NB_RI
MOSI
NSS
SCK
MISO
NB_RIO
SIM_CLK
SIM_DATA
NB_SWD_CLK
NB_SWD_DIO
NB_RESET
NB_TXD
NB_RXD
SIM_VDD
SIM_RST
PC13
TXD
RXD
PA8
PA1/ADC1
PB5
INT
PB0
I2C_SCL
I2C_SDA
ADC0
PB2
PB9
JTMS/SWDAT
JTCK/SWCLK
NB_TXD
NB_RXD
MOSI
MISOSCK
NSS
U1_TX
U1_RX
RXD
TXD
U1_RX
U1_TX
NB_RX
NB_TX
U1_RX2
U1_TX2
NB_TXD
NB_RXD
NB_RESET RST
NB_RF_ANT
NB_DBG_TXD
NB_DBG_RXD
NB_NETLIGHT
VDD_3.3V
VDD_3.3V
VDD_3.3V
VDD_3.3V
VDD_3.3V
VDD_3.3V
VDD_3.3V
VDD_3.3V
VDD_3.3V
VDD_3.3V
VDD_EXT
NB_3.3V
SIM_VDD
VDD_3.3V
NB_3.3V
V5.0
VDD_EXT
NB_3.3V
VDD_3.3V
VDD_3.3V
V5.0
VDD_3.3V
V5.0
NSS NB_RIO
MOSI
MISO
SCK
NB_GPIO11
NB_AIO
NB_ADC
NB_RI
SIM_DATA
SIM_CLK
SIM_RST
SIM_VDD
USB_D-
NB_SWD_DIO
NB_RESET
NB_TXD
NB_RXD
NB_SWD_CLK
USB_D+
TXD
RXD
PA8
PA1/ADC1
PC13
PB5
INT
ADC0
PB0
I2C_SCL
I2C_SDA
PB2
PB9
JTMS/SWDAT
JTCK/SWCLK
Title
Size Document Number Rev
Date: Sheet of
<Doc> 1.3
NB-IOT
Custom
1 2Monday, September 30, 2019
Title
Size Document Number Rev
Date: Sheet of
<Doc> 1.3
NB-IOT
Custom
1 2Monday, September 30, 2019
Title
Size Document Number Rev
Date: Sheet of
<Doc> 1.3
NB-IOT
Custom
1 2Monday, September 30, 2019
D40D40
R66R66
C8C8
JP2JP2
2
1
3
5
4
6
C11C11
C14C14
EP5EP5
C6C6
JP3
CON3
JP3
CON3
1
2
3
R6R6
EP1EP1
C104C104
KEY1
RST
KEY1
RST
1 4
2 3
R14R14
C15C15
C102C102
J10
DEBGU
J10
DEBGU
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
Q1Q1
1
2 3
ON
S1
ON
S1
1
2
3
4
8
7
6
5
R7R7
C24C24
D18D18
12
R16R16
R15R15
R101R101
Y2Y2
J8
MHF
J8
MHF
1
1
2
2
3
3
C33C33
C26C26
12
JP1JP1
2
1
3
5
4
6
LED1LED1
1 2
U10
AMS1117-3.3V
U10
AMS1117-3.3V
VO
2
VI
3
GND
1
4
4
J101
SIMCARD_6
J101
SIMCARD_6
1
CD1
2
CD2
I/O
C7
CLK
C3
VPP
C6
RST
C2
GND
C5
VCC
C1
G1
G1
G2
G2
U1
stm32L151C8T6D
U1
stm32L151C8T6D
VBAT
1
PC13
2
PC14/OSC32_IN
3
PC15/OSC32_OUT
4
PF0/OSC_IN
5
PF1/OSC_OUT
6
NRST
7
VSSA
8
VDDA
9
PA0/ADC0
10
PA1/ADC1
11
PA2/U2_TX/ADC2
12
13
PA3/U2_RX/ADC3
PA4/1_NSS
14
PA5/1_SCK
15
PA6/1_MISO
16
PA7/1_MOSI
17
PB0/ADC8
18
PB1/ADC9
19
PB2/BOOT1
20
PB10/I2C2_SCL/U3_TX
21
PB11/I2C2_SDA/U3_RX
22
VSS1
23
VDD1
24
PB12/2_NSS
25
PB13/2_SCK
26
PB14/2_MISO
27
PB15/2_MOSI
28
PA8
29
PA9/U1_TX
30
PA10/U1_RX
31
PA11/USB_DM
32
PA12/USB_DP
33
PA13/JTMS
34
VSS2
35
VDD2
36
PA14/JTCK
37
PA15/JTDI
38
PB3/JTDO
39
PB4/NJTRST
40
PB5
41
42
PB6/I2C1_SCL
43
PB7/I2C1_SDA
BOOT0
44
PB8
45
PB9
46
VSS3
47
VDD3
48
J27
CON5
J27
CON5
1
2
3
4
5
L103L103
LED2LED2
1 2
R12R12
R102R102
R2R2
C27C27
12
C23C23
D16D16
12
U3B
sensor-15
U3B
sensor-15
11
12
13
14
15
C41C41
J26
CON5
J26
CON5
1
2
3
4
5
J7
OLED
J7
OLED
1
2
3
4
5
6
7
C31C31
L102L102
D41D41
R19R19
C12C12
EP4EP4
C19C19
C21C21
R65R65
C7C7
C10C10
+
E2
+
E2
12
R11R11
C5C5
C4C4
R20R20
U9
AMS1117-3.3V
U9
AMS1117-3.3V
VO
2
VI
3
GND
1
4
4
C22C22
C16C16
EP2EP2
C29C29
U3A
sensor-15
U3A
sensor-15
12
34
56
78
910
R13R13
J14
CON3
J14
CON3
1
2
3
R8R8
C34C34
J6
CON3
J6
CON3
1
2
3
C20C20
12
R10R10
R17R17
D23D23
U12
NB-IOT
U12
NB-IOT
GND
1
GND
2
NC
3
NC
4
NC
5
GPIO11
6
VDD_EXT
7
NC
8
RIO<1>
9
NC
10
NC
11
NC
12
13
GND
GND
14
GND
15 16
GND
17
GND
18
GND
GND
19
RF_ANT
20 21
GND
22
RESET
RXD
23
TXD
24
DBG_RXD
25
DBG_TXD
26
NETLIGHT
27
USIM_DATA
28
USIM_CLK
29
USIM_RST
30
USIM_VDD
31
AIO<0>
32
ADC
33
RI
34
USIM_GND
35
SWD_DIO
36
SWD_CLK
3738
GND
VBAT
39
VBAT
40
GND
41
GND
42
C103C103
C28C28
Y1Y1
1 2
C30C30
R37R37
C105C105
EP3EP3
R103R103
R38R38
C13C13
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