Fritzing breadboard generated by brd2svg
SIM908
SPK1N
SPK1P
M
I
C
1
P
M
I
C
1
N
SPK2N
SPK2P
M
I
C
2
P
M
I
C
2
N
NC
NC
G
P
I
O
1
G
P
I
O
2
G
P
I
O
3
G
P
I
O
4
G
P
I
O
5
G
P
I
O
6
GND
NC
NC
GND
GND
V
B
A
T
V
B
A
T
GND
GND
R
T
S
C
T
S
RXD
RI
DCD
TXD
D
T
R
T
E
M
P
-
B
A
T
V
C
H
G
G
P
S
-
V
A
N
T
-
O
U
T
G
P
S
-
V
A
N
T
-
I
N
GND
GND
GPS-ANT
GND
GND
GND
V
R
T
C
GND
VDD-EXD
NC
NC
ADC
PWM1
PWM2
PWM3
N
E
T
L
I
G
H
T
S
T
A
T
U
S
NC
NC
I2C-SCL
I
2
C
-
S
D
A
GND
GND
GSM-ANT
SIM-VDD
GND
SIM-CLK
SIM-RST
GPS/DBG-RXD
S
I
M
-
D
A
T
A
GND
NC
NC
NC
GND
D
I
S
P
-
C
S
D
I
S
P
-
D
/
C
D
I
S
P
-
D
A
T
A
D
I
S
P
-
C
L
K
GND
NC
PWRKEY
GND
G
P
S
/
D
B
G
-
T
X
D