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Amazon.com: 10Pcs/Lot Mini USB Nano V3.0 3.0 Atmega328P atmega328 Controller for Arduino CH340 CH340G 5V 16M Board Module with Pins : Electronics
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Amazon.com: WWZMDiB UNO R3 ATmega328P microcontroller CH340G Improved Version Development Board Compatible with Arduino IDE with USB Cable and 2.54mm Straight Pin Header : Electronics
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atmega328 - Using usb port to communicate with standalone atmega328p circuit - Arduino Stack Exchange
![Hi ! I designed my own board with and Atmega328p and a CH340G and they don't seem to be talking to each other. I can connect to the CH340G over USB but Hi ! I designed my own board with and Atmega328p and a CH340G and they don't seem to be talking to each other. I can connect to the CH340G over USB but](https://external-preview.redd.it/4JPjmmRZAu545oOnpDs0EdR_TEAf39QnAOAYdTcfXrU.png?width=640&crop=smart&auto=webp&s=8d2bc4b01ad2bf314bee22aae17e41bfcca02620)
Hi ! I designed my own board with and Atmega328p and a CH340G and they don't seem to be talking to each other. I can connect to the CH340G over USB but
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MINI Type-C Nano 3.0 USB V3.0 ATmega328P CH340G 5V 16M Module Micro-Controller Board for Arduino 328P CH340C CH340 Atmega328 - AliExpress
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How to do programming through USB C and connection two power sources in a customized PCB board for Atmega328 - General Electronics - Arduino Forum
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Amazon.com: ACEIRMC 3pcs Type-C USB CH340 5V 16MHz for Nano 3.0 ATmega328P Controller Board Compatible for Arduino Nano CH340 USB Driver Nano V3.0 ATmega328 (Type-C) : Electronics
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High Quality Type-C Nano V3.0 Atmega328 USB V3.0 ATmega328P CH340G 5V 16M Module MicroController Board for Arduinos 328P CH340C - AliExpress
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Amazon.com: MakerFocus Mini Nano V3.0 ATmega328P Microcontroller Board w/USB Cable for Ar duino : Electronics
![usb - Cannot upload to otherwise working bootloaded ATmega328P via RS232: "programmer is not responding" - Arduino Stack Exchange usb - Cannot upload to otherwise working bootloaded ATmega328P via RS232: "programmer is not responding" - Arduino Stack Exchange](https://i.stack.imgur.com/ANtXs.png)