This circuit is an ultrasonic distance meter based on an ATTiny2313 microcontroller. It uses an HC-SR04 ultrasonic sensor to mea... show moreThis circuit is an ultrasonic distance meter based on an ATTiny2313 microcontroller. It uses an HC-SR04 ultrasonic sensor to...
This is a Pet Tracker Reference Design based on STM32L4. Tracker connects with network by SIM800L module connected to the S... show moreThis is a Pet Tracker Reference Design based on STM32L4. Tracker connects with network by SIM800L module connected to...