Injected channels in STM32 ADC provide a high-priority conversion mechanism that interrupts regular ADC conversions to perform critical measurements instantly. They are ideal for applications requiring precisely timed sampling, such as motor...
READ MORETimer encoder mode in STM32 microcontrollers allows direct interfacing with quadrature encoders to measure position, speed, and direction without complex software decoding. By leveraging the timer’s hardware decoding capabilities, embedded...
READ MOREIn this part of the STM32 ADC series, we explore how to use external triggers from timers to start ADC conversions automatically. This method enables precise and periodic sampling synchronized with timer events, ideal for real-time control...
READ MOREIn this part of the guide, we will implement the functionality for the emulated sensor to receive configuration data from the I2C master. This allows the STM32-based emulator to mimic real sensor behavior when registers are written for settings...
READ MORETimer interrupts in STM32 microcontrollers provide a powerful way to execute specific tasks at precise time intervals without continuous CPU polling. By leveraging timer interrupts, developers can create efficient and responsive embedded...
READ MOREThis application demonstrates how to configure an STM32 timer to use its External Trigger (ETR) input as the clock source, effectively turning the timer into a high-speed hardware totalizer. By feeding external pulses into the ETR pin, the timer...
READ MOREIn this part of the STM32 ADC series, we delve into the concept of sample time and its critical role in determining ADC accuracy and performance. Sample time directly affects how long the ADC samples the input voltage before conversion...
READ MOREThe External Trigger (ETR) mode in STM32 timers allows synchronization of timer operations with external events or signals, enabling precise timing control in real-time applications. This mode is especially useful when the timer needs to be...
READ MOREEmulating an I2C sensor using an STM32 microcontroller allows developers to simulate the behavior of real sensors for testing or development purposes. By configuring the STM32 as an I2C slave device, it can respond to read and write operations...
READ MOREThis guide explains how to perform SPI communication using MicroPython on an STM32F4 microcontroller. It covers initializing the SPI interface, controlling a chip select pin, and exchanging data with an SPI device such as the MPU9250 sensor...
READ MOREIn this guide, we shall use DMA to capture the both, rising and falling edge of a signal. Once they have been captured, we shall use these to measure the frequency and duty cycle of the signal. In this guide, we shall cover the following: 1...
READ MOREInput Capture Mode in STM32 allows precise measurement of the time between signal edges by capturing timer counter values. It is commonly used for measuring signal period, pulse width, or event timing in embedded applications. In this guide, we...
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