This tutorial will cover how to interface DS18B20 sensor with STM32, but using the UART. Also we will see the working of the multiple DS18B20 sensors.
sensors
Multiplexer 74HC4051 and STM32
74HC4051 is a 8:1 mux, that means that it have 8 input pins (Y0 to Y7), and 1 output pin (Z). To control these 8 input pins…