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How to connect a thermistor to a microcontroller and use it to measure the temperature. Two approaches: calculation using the Steinhart-Hart equation directly and preliminary calculation of the ADC value table with a certain step of temperature.
00:00 - What is a thermistor
00:14 - How the resistance changes
00:36 - RNTC(T) chart
01:01 - Steinhart-HART Equation
01:11 - How to find the coefficients ABC of the equation
02:13 - SMD 0603 thermistor
03:00 - Connection Diagram
03:14 - Creating the STM32CubeIDE project
03:47 - Code
06:17 - Debugging (getting values)
06:33 - Correct implementation
08:17 - Another check (a high temperature)
09:00 - Transmitting measuements via Bluetooth
09:45 - Filtering using the moving average
10:18 - Comparison of measurements with an alcohol thermometer
11:44 - Sensor protection with metal cylinder
12:52 - Last measurment (boiling water)
30 июн 2024