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Sunday, June 14, 2020

How to directly upload a sketch to Arduino UNO using USB to TTL Module (CP2102) - Arduino Tutorials #11

In this post, I will show you how to upload a sketch to Arduino UNO using USB to TTL Module (CP2102)

If you prefer video mode you can click here to watch the video.

First, connect the circuit as per the circuit diagram

directly upload a sketch to Arduino UNO using USB to TTL Module
Next, connect the USB to TTL module to Laptop or Desktop

directly upload a sketch to Arduino UNO using USB to TTL Module

Next, select the board as Arduino UNO, Port as per your COM port and the Programmer as AVRSIP mkII

directly upload a sketch to Arduino UNO using USB to TTL Module
Next, select any sketch (For example BLINK)

directly upload a sketch to Arduino UNO using USB to TTL Module

Next, click the Upload button to upload your sketch to Arduino UNO

directly upload a sketch to Arduino UNO using USB to TTL Module

Once the compiling is done and you get the notification uploading, press the push button immediately on the Arduino UNO for manual Reset for your sketch to get uploaded to the Arduino UNO

directly upload a sketch to Arduino UNO using USB to TTL Module

directly upload a sketch to Arduino UNO using USB to TTL Module

If you pressed the push button at the right time and you're in sync your sketch will be uploaded and you will get the notification Done Uploading

directly upload a sketch to Arduino UNO using USB to TTL Module

If you pressed the push button at the wrong time and you're not in sync you will get the below Error
directly upload a sketch to Arduino UNO using USB to TTL Module

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