Datasheet

UART mode
Data format
Vcc
RX
Data in
Data out
TX
3.3V – 5V
Baud
8 data bits
1 stop bit
no parity
no flow control
300
1,200
2,400
9,600
19,200
38,400
57,600
115,200
default
0V0V
VCC
Data type
Decimal places
Smallest string
Largest string
Floating point
2
4 characters
16 characters
Reading Gaseous O
2
Units
Encoding ASCII
Format string
Terminator carriage return
CPU
TX
RX
RX TX
TX RX
RX
TX
(CSV string when PPT is enabled)
percent concentration
& PPT (when enabled)
10
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