Universal Radio Hacker: Investigate Wireless Protocols Like A Boss

This driver library can be used for many libraries that use a simple RF ASK module, with the advantages of the cc1101 module. It offers many direct setting options as in SmartRF Studio and calculat…

Simplest ultrasonic ANTISPY voice recording jammer based on ATTINY13 / ATTINY85/45/25 / ARDUINO with PAM8403 / TPA3116D2 module driving piezo ultrasonic transducers (and optionally AD8933 signal ge…

This is simple GPS vehicle tracker base on SIMCOM SIM7000E/G/A module. Works for GSM/LTE-M networks around the globe

igital LED thermometer on ATTINY13 and TM1637 4-digit LED Arduino module. Uses analog temperature sensor LM35 (for -50C - 100C degrees) with pullup diode 1N4007 to enable negative temperature measu…

Low power digital thermometer on ATTINY85 / ATTINY45 + TMP 36 and Nokia 5110 LCD module. Works more than month on single 2xAA battery pack

Digital LED thermometer on ATTINY13 and 4-digit TM1637 module for Arduino. Uses TMP36 analog themperature sensor (0-100C degrees) or TMP36 (-50 +100C).

the cheapest GPS tracker / GPS locator based on AVR ATTINY2313/4313 or ATMEGA328 (ARDUINO) and SIM800L GSM module

DIY GPS GSM vehicle tracker based on SIM808 module and ATMEGA328P

Very simple 433MHz (EU/ASIA) 315 MHz (US) RF jammer for keyless cars theft prevention

Simple packet radio on ATMEGA328p (arduino) and CC1101 chip - PC to PC communicator

Digital LED thermometer on ATTINY13 / LM35 and 4-digit TM1637 module for Arduino. Uses LM35 analog themperature sensor (0-100C degrees).

simple thermometer and hygrometer based on ATTINY85/45, Nokia 5110 LCD module and DHT11 sensor

Digital thermometer & humidity meter based on : ATTINY13, DHT11 sensor, TM1637 LED 4 digit display

Low power digital thermometer on ATTINY13+LM35(TMP36) and Nokia 5110 LCD module. Works more than month on single 2xAA battery pack

Ultra low power thermometer built using ATTINY85, TMP 36 (LM36) sensor and NOKIA 5110 LCD module

Smart metering of temperature and humidity with reporting via SMS texting / uploading data over GPRS to Thingspeak platform or others

simple digital thermometer and humidity meter based on ATTINY 13 / ATTINY 85 , digital LED module TM1637 and sensor DHT22 (AOSONG AM2302 module)

A set of various projects based on ESP8266, ESP32, ATtiny13, ATtiny85, ATtiny2313, ATmega8, ATmega328, ATmega32, STM32 and more.