I2C bus unusable after deepsleep Help !!!!!
Posted: Sun May 30, 2021 11:47 am
Hello guys, i have an issue with I2C bus, when i enter in deep sleep mode and after i woke up, i can't begin i2c bus, but if i hard reset the module, the i2c begin well,
when i woke up from deep sleee, i mesure the SDA and SCL line and i found they bouth set up to 0.75V .
i am usisng esp 32 and pull up resistor 2.2kohm 3.3V
any help, thank you
when i woke up from deep sleee, i mesure the SDA and SCL line and i found they bouth set up to 0.75V .
i am usisng esp 32 and pull up resistor 2.2kohm 3.3V
any help, thank you