Datasheet

LTE IoT 2 click schematic v100
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MikroElektronika assumes no responsibility or liability for any errors or inaccuracies that may appear in the present document.
Specification and information contained in the present schematic are subject to change at any time without notice.
Copyright©2018 MikroElektronika. All rights reserved.
VCC-3V3
VCC
AN
RST
CS
SCK
MOSI
MISO
+3.3V
GND
PWM
INT
RX
TX
SCL
SDA
+5V
GND
MIKROBUS DEVICE CONN
R1
470
PWR
C25
33pF
C26
33pF
C27
33pF
SIM_GND
I2C_SCL
40
QUECTEL BG96
I2C_SDA
41
USIM_PRESENCE
42
USIM_VDD
43
USIM_RST
44
USIM_DATA
45
USIM_CLK
46
USIM_GND
47
ANT_GNSS
49
VBAT_RF
52
VBAT_RF
53
ANT_MAIN
60
PSM_IND
1
ADC1
2
I2S_BCLK
4
I2S_WCLK
5
I2S_D0
6
I2S_D1
7
USB_VBUS
8
USB_DP
9
USB_DM
10
PWRKEY
15
RESET_N
17
W_DISABLE#
18
AP_READY
19
STATUS
20
NETLIGHT
21
DBG_RXD
22
DBG_TXD
23
ADC0
24
GPIO/SPI_CLK
26
UART3_TXD/MOSI
27
UART3_RXD/MISO
28
VDD_EXT
29
DTR
30
GND
31
VBAT_BB
32
VBAT_BB
33
RXD
34
TXD
35
CTS
36
RTS
37
DCD
38
RI
39
I2S_MCLK
63
GPIO
64
USB_BOOT
75
U1
BG96
SIM_CLK
SIM_DATA
SIM_RST
SIM_VDD
SIM_GND
SIM_CLK
SIM_DATA
SIM_RST
SIM_VDD
C23
2.2µF
VDD_EXT
6
VIN
2
GND
3
VOUT
4
SHDN
1
GND
ADJ
5
U3
MCP1826
R8
100k
VBAT
VBAT
VBAT
C14
2.2µF
1
2
3
4
5
ID
D+
D-
VBUS
GND
6
CN3
FB1
C16
100nF
R12
2.2k
R10 1k
VUSB
D1
VCC-5V
VCC-5V
USB_D_N
USB_D_P
R11
1M
TVS3TVS2
VUSB
USB_D_N
USB_D_P
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
A1
VCCA
A2
A3
A4
A5
A6
OE
B5
B6
B1
VCCB
B2
B3
B4
GND
TXB0106
U2
TXB0106
CN1
R1
R2
Q1
R1
R2
Q2
LD2
TXD
LD3
STAT
VBAT
!STATNETLIGHT
VBAT
!RI
!RTS
!CTS
!TXD
!RXD
1
2 3
JP2
VCC SEL
VCC-3V3VCC-5V VCC
VCCVDD_EXT
!RI
!RTS
!CTS
!TXD
!RXD
RI
RTS
CTS
TXD
RXD
C3
100nF
!STAT STAT
RI
RTS
CTS
TXD
RXD
STAT
PWRKEY
CN2
R1
R2
Q3
PDTC114EU
PWRKEY
!PWRKEY
!PWRKEY
!STAT
NETLIGHT
DBG_RXD
DBG_TXD
R4
1k
C21
100nF
C20
33pF
C19
10pF
VBAT
C9
100nF
C8
33pF
C7
10pF
VBAT
R2
2.2k
R3
2.2k
1
5
2
3
7
VCC
GND
RST
CLK
IO
J1
C15
10µF
VCC-5V
C18
100nF
VCC
1
2
3
JP1
BOOT
R6
10k
VDD_EXT
C12
100pF
R7
0.0
C6
100pF
ANT_GNSS
C4
100pF
C5
100pF
C2
100pF
L1
47nH
R5
10
C1
100nF
TVS1
VDD_EXT
ANT_GNSS
C22
470µF
C10
470µF
C17
10µF
R9
11k
C13
10nF
C11
10nF
C24
100nF
DNP
DNP
DNP DNP
SPI_MISO
SPI_MOSI
SPI_CLK
1
2
3
J3
M1X3
1
2
J2
M1X2
C28
100nF