ATtiny85 simplest radio controller - 4 digital channels

Published at : 23 Dec 2025

Best & Fast Prototype ($2 for 10 PCBs): https://www.jlcpcb.com


Ok, so this is a very simple tutorial.But you will learn how to make the ATTINY shield for Arduino, how to burn the bootloader of 8MHz and how to program the ATTINY. Also, how to use the 433MHz modules and create a very simple radio controller, maybe for toy cars. Thank you!


Help my projects on Patreon : https://www.patreon.com/ELECTRONOOBS
my Q&A page: http://electronoobs.com/eng_preguntas.php
Canal en Español: https://www.youtube.com/channel/UCL_QvUUeriC6q610RCXDlSQ




------------------COUPONS--------------------
Oscilloscope: https://www.gearbest.com/other-instruments/pp_729966.html?lkid=13060585

PRINTERS
-------------------------------------
Ender 3(155€ AMAZING): https://www.gearbest.com/3d-printers-3d-printer-kits/pp_1845899.html?wid=1433363&lkid=15361952
SparkMaker SLA: https://www.gearbest.com/3d-printers-3d-printer-kits/pp_009472956105.html?wid=1433363&lkid=14610954
Crealitu CR10: https://www.gearbest.com/3d-printers-3d-printer-kits/pp_441282.html?lkid=11382974
Coupon code: "11CR10EU" or "11CR10US"
ANET E10 (219$): https://www.gearbest.com/3d-printers-3d-printer-kits/pp_664899.html?wid=44&lkid=13867473
Coupon code: "Anete10us"
TEVO Tarantula (175$): https://www.gearbest.com/3d-printers-3d-printer-kits/pp_628789.html?wid=44&lkid=13867477
Coupon code: "Tarantulaus"
Creality CR10 MINI: https://www.gearbest.com/3d-printers-3d-printer-kits/pp_778274.html?lkid=11814180
COUPON: CR10MINI
Anet A8: https://www.gearbest.com/3d-printers-3d-printer-kits/pp_337314.html?lkid=13060560
Coupon code: "A8KIDA"




------------------LINKS--------------------
Tutorial website: https://www.electronoobs.com/eng_arduino_tut45.php
Part list: https://www.electronoobs.com/eng_arduino_tut45_parts1.php
ATtiny-master boards: https://www.electronoobs.com/eng_arduino_tut45_code3.php
Arduino 1.0.5: http://downloads.arduino.cc/arduino-1.0.5-r2-windows.zip
ATtiny85 shield schematic: https://www.electronoobs.com/eng_arduino_tut45_sch1.php
Schematic transmitter: https://www.electronoobs.com/eng_arduino_tut45_sch2.php
Code transmitter (8 directions): https://www.electronoobs.com/eng_arduino_tut45_code1.php
Code transmitter (16 directions): https://www.electronoobs.com/eng_arduino_tut45_code4.php
Schematic receiver : https://www.electronoobs.com/eng_arduino_tut45_sch3.php
Code receiver (8 directions) : https://www.electronoobs.com/eng_arduino_tut45_code2.php
Code receiver (16 directions) : https://www.electronoobs.com/eng_arduino_tut45_code5.php

Transmitter board GERBERs: https://www.electronoobs.com/images/Arduino/tut_45/GERBER_transmitter.zip
Receiver board GERBERs: https://www.electronoobs.com/images/Arduino/tut_45/GERBER_receiver.zip
433Mhz transmitter schematic: https://www.electronoobs.com/eng_arduino_tut45_sch4.php
433Mhz receiver schematic: https://www.electronoobs.com/eng_arduino_tut45_sch5.php



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