Hi there! I have seen the project description carefully also saw the attachments, I can definitely help you to develop (web or desktop) that allows downloading the load diagrams of the ELSTER A1800 energy meters, through the serial port and ethernet as per your needs with the required features and functionalities.
I am full-time available full-stack web & desktop App designer and developer with immense experience of 6+ years, I'll start by designing your project and submitting it for approval; once approved, or if any feedback is given, I'll update the design and resubmit it for approval.
PLEASE OPEN THE CHAT WINDOW SO I CAN SHOW MY PORTFOLIO AND PROCEED!
In addition to your project needs, I'll provide you with clean source code, free bug patches, and maintenance
Please contact me via chat so we can continue discussing the project.
Thanks & Regards
Sakshi