Another, simpler, at89c2051 programmer

[steveschnepp]

I got lazy and simply leveraged a 12v dc/dc converter.
https://blog.pwkf.org/2022/08/27/simple-at89c2051-programmer.html

[steveschnepp]

I just got a PCB I designed for it...

Let's see if it works... i'll write another article about it

[tardate]

that's a neat trick Steve! I've referenced it in the article, look forward to the follow-up post on the PCB

[steveschnepp]

Note, the PCB use the 1-pin charge pump I designed earlier. I agree with you that self contained is still better, and since it is a PCB, BOM simplicity is less important than with breadboarding.