wiring diagram - atlas scientific · wiring diagram wiring diagram for the ph, orp, d.o. and e.c....
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Wiring Diagram
Wiring diagram for the pH, ORP,D.O. and E.C. Circuits
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• To connect the Circuit to your microcontroller, follow the diagram below.• Make sure your Circuit and microcontroller share a common ground.
Microcontroller
RX
TX
center
sheild
3.3v − 5.5v
BNC
TM
TM
TM TM
Incorrect
Do not connect with jumper wires
CorrectProtoboards or Perfboards should never be used.
• TX on your Circuit connects to RX on your microcontroller.
UART Mode
Not Ground
Microcontroller
SDA
SCL
center
sheild
3.3v − 5.5v
BNC
• SDA on your Circuit connects to SDA on your microcontroller.• SCL on your Circuit connects to SCL on your microcontroller.
I2C Mode
Not Ground
SDA SCL
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