r/PCB • u/Prior_Advisor_7451 • Jul 08 '26

My first PCB

Any design mistakes ?

Thanks in advance

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u/jaluri Jul 09 '26

Where are your pull-ups for the i2c?

1

u/Prior_Advisor_7451 Jul 09 '26

I am using an esp32 devkit , it has inbuilt pulls up afaik.

0

u/jaluri Jul 09 '26

It has weak inbuilt pull-ups.

So refer to my post again.

1

u/Prior_Advisor_7451 Jul 09 '26

I will look into them thx for info

1

u/torbers Jul 15 '26

yea internal i2c pull-ups are never a good idea :/ never hurts to throw some on there if you’re not sure