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Reply To: Mayfly SCL and SDA voltage level

Home Forums Mayfly Data Logger Mayfly SCL and SDA voltage level Reply To: Mayfly SCL and SDA voltage level

#14292
Shannon Hicks
Participant

All of the data lines on the Mayfly run at 3.3 volts. The 2.2k resistors on the I2C lines are the pullup resistors that are required per the I2C design spec.