https://pdx.su/blog/2024-03-17-reading-my-electric-meter-wit...
It's based on rtlamr, which might still be a non-starter for you, but it should point you in the right direction.
Most of what I did was just turn-key assembly of existing code, but you might be able to make something work by digging through how rtlamr works
https://pdx.su/blog/2024-03-17-reading-my-electric-meter-wit...
It's based on rtlamr, which might still be a non-starter for you, but it should point you in the right direction.
Most of what I did was just turn-key assembly of existing code, but you might be able to make something work by digging through how rtlamr works