![atmega - Can I use ATmega328 TX/RX pins to drive an R2R network and still use the serial port to program the MCU? - Electrical Engineering Stack Exchange atmega - Can I use ATmega328 TX/RX pins to drive an R2R network and still use the serial port to program the MCU? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/DPXRN.png)
atmega - Can I use ATmega328 TX/RX pins to drive an R2R network and still use the serial port to program the MCU? - Electrical Engineering Stack Exchange
Tools Electronics and Tech. - Arduino Uno is a microcontroller board based on 8-bit ATmega328P microcontroller. Along with ATmega328P, it consists other components such as crystal oscillator, serial communication, voltage regulator, etc.
Can't get serial communication working on Atmega328 - Networking, Protocols, and Devices - Arduino Forum
![Standalone Arduino with ATMEGA328P / Serial working, but serial programming not (only once after buning bootloader) - Arduino Stack Exchange Standalone Arduino with ATMEGA328P / Serial working, but serial programming not (only once after buning bootloader) - Arduino Stack Exchange](https://i.stack.imgur.com/87HhA.png)