Dear Madame/M-r,
We are a small R & D company, based in Bulgaria, Europe.
We specialize in developing Embedded systems based ST(STM32), Microchip (Atmel )(PICs,AVR,Atmel ARM) and TI (MSP430) MCPUs and peripheries.
For our mobile devices use ESP32 and nRF51/52xxx BLEs.
We realize projects with requirements similar to yours.
Our tools for design electrical circuit are Proteus 8 , which generates and pdf files.
If you are using Proteus 8, we can deliver you a complete project, including pdf files.
If we receive more information about your project, we will give you a real cost and time to implement your project.
Best
Valeri T.