Datasheet

13
12
11
10
9
8
7
6
5
4
3
2
L
5V
A0
ANALOG IN
AREF
1
GND
TX
RX
RESET
3V3
A1
A2
A3
A4
A5
VIN
GND
GND
DIGITAL (PWM=
)
Arduino
TM
IOREF
ICSP
ICSP2
ON
POWER
0
1
TX0
RX0
RESET
pH Meter V2.1
Gravity
A
+ −
13
12
11
10
9
8
7
6
5
4
3
2
L
5V
A0
ANALOG IN
AREF
1
GND
TX
RX
RESET
3V3
A1
A2
A3
A4
A5
VIN
GND
GND
DIGITAL (PWM=
)
Arduino
TM
IOREF
ICSP
ICSP2
ON
POWER
0
1
TX0
RX0
RESET
pH Meter V2.1
Gravity
A
+ −
Wiring diagram
Raspberry Pi
A Raspberry Pi cannot
read PWM or analog signals.
Analog Voltage
Digital PWM
4
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