we design schematic and PCB for universities and college student. Give us your plan and ideas we will full fill it. We can repair and modify RC such as cars,boats and helicopters too.
this circuit is using to open your car rear boot by using OEM central lock systems.
PIC controller rs232 interface
this circuit is using PIC16f877 as a mcu that is can be programme as a master controller that can hook to your pc using DB9 port.It's can control other slave board by using rs485 communication.