sviluppatore arduino

I am experienced in designing and developing embedded systems based on arduino pic avr and 8051 also I have expertise of raspberry pi I can develop this system for you can you tell me your complete concept of project just mentioning barcode stepper motor doesn't give any idea wat you want to do I can build systems based on these things

Hello! Do you speak english or understanding spanish? I have experience working with arduino, you need arduino shield host to read scanner barcode from Arduino, what do you want to make?

I have experience using arduino for robotics and automation projects

A proposal has not yet been provided

Hi there :) If you can describe me what you need exactly, i can make it for you. Your info text was not clear actually .) I' expert of microcontrollers (Arduino board, ST, Atmel, PIC) and PCB designing. How many RFID reader do you need and what will be read from RFID? Will you use this with battery or w charger. If you dont have any experience about this, how to do project, i can assist you like this would be better, this it not neccessary. I'm waiting for your reply, Thanks. :)