Data Sheet

I
2
C mode
Vcc
3.3V – 5.5V
Clock speed
100 – 400 kHz
0V0V
VCC
I
2
C address
(0x01 – 0x7F)
97 (0x61) default
SDA
SCL
SDA
4.7k resistor
may be needed
0V0V
VCC
CPU
SCL SDA
SCL
SDA
VCC VCC
SDA
SCL
SDA
(TX) (RX)
SCL
CPU
SCL SDA
SDA
(TX) (RX)
SCLSDA
(TX) (RX)
SCL
SCL
Data format
Data type oating point
Decimal places
Smallest string 4 characters
Largest string 16 characters
Reading D.O.
Units mg/L & (% sat)
Encoding ASCII
Format string
Terminator carriage return
when enabled
(CSV string when
% sat is enabled)
mg/L = 2
% sat = 1
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