AliExpress: 2$ for 10pcs
Can be used for i2c level conversion 5v/3.3v (hardware convertor, no software needed)
https://learn.sparkfun.com/tutorials/bi-directional-logic-level-converter-hookup-guide/all
AliExpress: 2$ for 10pcs
Can be used for i2c level conversion 5v/3.3v (hardware convertor, no software needed)
https://learn.sparkfun.com/tutorials/bi-directional-logic-level-converter-hookup-guide/all