In 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...
READ MOREIn this fourth part of the STM32 ADC series, we focus on using interrupts and DMA to efficiently read multiple ADC channels in scan mode. These techniques allow seamless, non-blocking acquisition of multi-channel analog data, significantly...
READ MOREThis guide demonstrates how to use SPI communication on an STM32F4 microcontroller with MicroPython. It shows how to transmit 5 bytes of data repeatedly using SPI1 with PA0 configured as the chip select (CS) pin. In this guide, we shall cover the...
READ MOREIn this small and quick guide, we demonstrate how to perform I2C write operations using MicroPython to update register values on a connected device. This includes writing new data to an I2C peripheral, such as an RTC module, based on specific...
READ MOREIn this third part of the STM32 ADC series, we explore how to use discontinuous mode to read multiple ADC channels efficiently. This mode allows precise control over channel sampling by breaking a regular conversion sequence into smaller steps...
READ MOREI2C (Inter-Integrated Circuit) is a widely used communication protocol that allows microcontrollers to interface with various peripheral devices using just two wires. In this guide, we demonstrate how to perform I2C read operations in MicroPython...
READ MOREIn this second part of the ADC series on STM32, we explore how to handle single-channel, single-conversion ADC using interrupts and DMA. To enhance efficiency and reduce CPU load, these methods enable automatic data handling upon conversion...
READ MOREThis guide demonstrates how to use an STM32 microcontroller to generate waveforms by updating the PWM duty cycle using a timer and DMA. By leveraging DMA, the duty cycle values are transferred efficiently without CPU intervention, enabling...
READ MOREOutput Compare mode is a powerful feature of STM32 timers that allows generating precise events when the timer counter reaches a predefined value. It is commonly used for tasks like generating PWM signals, creating time-based triggers, or...
READ MOREAnalog-to-Digital Converters (ADC) on STM32 microcontrollers allow precise measurement of analog signals by converting them into digital values for processing. Understanding the different ADC operating modes—such as single, continuous, and...
READ MOREThe STM32H5 series includes a hardware random number generator (RNG) that provides true random values, essential for cryptographic and security applications. This guide walks you through enabling and using the RNG peripheral in STM32H5 using...
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