EZO pH Circuit - Datasheet

Manual switching to I
2
C
Disconnect ground (power off)
Disconnect TX and RX
Connect TX to PGND
Confirm RX is disconnected
Connect ground (power on)
Wait for LED to change from Green to Blue
Disconnect ground (power off)
Reconnect all data and power
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CPU
TX
RX
Short
Short
Wrong Example
Example
Disconnect RX line
Manually switching to I
2
C will set the I
2
C address to 99 (0x63)
r 0.1
41
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