![Amazon.com: Serial Wombat 18AB I2C / UART Smart I/O GPIO and Analog Expander for Arduino (2 Pack, Black Label) : Electronics Amazon.com: Serial Wombat 18AB I2C / UART Smart I/O GPIO and Analog Expander for Arduino (2 Pack, Black Label) : Electronics](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/91lqqcB8j7L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Serial Wombat 18AB I2C / UART Smart I/O GPIO and Analog Expander for Arduino (2 Pack, Black Label) : Electronics
![Amazon.com: Serial Wombat 18AB I2C / UART Smart I/O GPIO and Analog Expander for Arduino (2 Pack, Black Label) : Electronics Amazon.com: Serial Wombat 18AB I2C / UART Smart I/O GPIO and Analog Expander for Arduino (2 Pack, Black Label) : Electronics](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/51sG8lSiezL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Serial Wombat 18AB I2C / UART Smart I/O GPIO and Analog Expander for Arduino (2 Pack, Black Label) : Electronics
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Gravity: AI Offline Language Learning Voice and Speech Recognition Module for Arduino / Raspberry Pi / Python / ESP32 - DFRobot
![I tried to make a voltage divider for connecting arduino and esp32 by uart using two 1k ohm resistors and it throws 2.5v, will it work fine as it is or do I tried to make a voltage divider for connecting arduino and esp32 by uart using two 1k ohm resistors and it throws 2.5v, will it work fine as it is or do](https://i.redd.it/37e19n1jzih81.jpg)