DIY ARDUINO PRO MINI 2.0 (upgraded version)
This is a DIY arduino PRO mini which is like a regular arduino pro minni but it has less components but it works the same and it needs a CH340 or FT232RL USB to TTL convertor to program it.
if you don't have these convertors it's ok. simply follow the procedures below.
You will need : atmega328p(SMD) , 16MHz crystal , 220Ω resistor(SMD) , 22PF capacitor(SMD) (2) , 0.1uf capacitor(SMD) , LM7805 5v voltage regulator(SMD) , AMS1117_3.3V(SMD),LED(SMD) (4) , 2 pin pushbutton switch , female pin headers , A lot of lead.
In case u don't have a (FT232RL) or (CH340) USB to TTL conveter, simply follow these steps,
- first take a regular arduino UNO board and REMOVE it's micro controller(ATmega328p).
- Then make these connections,
ARDUINO UNO R3 (regular arduino)DIY SMD ARDUINO UNO R3 (THIS PCB)RST
RSTGNDGNDVCCVCCRXRXTXTX
- after making the connections, simply go to the arduino IDE and upload a sketch.
- for more info about the connections click the link below.
arduino upload code using another arduino
These are the connections ↑.
Consider the breadboard as the DIY ARDUINO PRO MINI(this board)
DIY ARDUINO PRO MINI 2.0 (upgraded version)
*PCBWay community is a sharing platform. We are not responsible for any design issues and parameter issues (board thickness, surface finish, etc.) you choose.
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- Koushik BOct 29,20240 CommentsReply
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Anthony Pedotto Feb 22,2025
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Engineer Dec 02,2024
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Prokopenro Oleg Mihailovich Apr 27,2021
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umar_khalid Feb 21,2019
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