Budget: 3000 UAH Deadline: 1 day

Good day, Stanislav.
This meter's protocol is quite complex - DLMS COSEM over HDLC. And the problem is that not all meter manufacturers strictly adhere to the standard.
The main task is to read the data. The rest is easier.
I can help you, but we will need to conduct research with your assistance, because I do not have access to the meter.
The rate and deadline are conditional, as the volume of work is not yet determined.

Budget: 700 UAH Deadline: 1 day

Good afternoon! Recently developed a 4-channel pulse counter with data transmission to a server via https protocol on battery power with archiving. Connection to Wi-Fi using a mobile phone application. If interested, I am ready to demonstrate in person.

Budget: 700 UAH Deadline: 1 day

What exactly is the topic?
Do you need to assemble a working device?
Or just write the firmware?
Or both?
You need to clarify the order details, write!

Budget: 850 UAH Deadline: 3 days

Hello! Your project looks very interesting. I am ready to start work immediately and ensure high quality.