I have project with keypad and seven segment, i want when a number entered in keypad that number by wifi or rf module send to seven segment.
Its distances is between 150-300 meter.
Can you tell me which module whit what name is best choise for me. That work well for a years and dont stop working whit good price not expensive and can coding it in avr. My keypad and 7segment ic is atmega32. I want to intrduce me a module.