In this guide, we shall take a look at MAX7219 8-Digit LED Display Drivers and how to use them with STM32. In this guide, we shall cover the following: MAX7219 Connection with STM32 Code Demo 1.1 MAX7219: Unlike the 74HC595 shift register, we...
READ MOREIn this article, we will took at the RFID and how it does work and use RC522 to read RFID tag and display the tag ID on I2C LCD. In this article, we will cover the following: What is RFID. RC522 RFID module. Connection with STM32. Code. Demo. 1...
READ MOREIn the previous guide (here), we took a look at the IIR filter and how to implement it on STM32 and filter the output from HMC5883L. In this guide, we shall cover the Finite Impulse Response Filter. We shall cover the following: Overview of FIR...
READ MOREIn this guide, we shall investigate the GPS and how it works and use NEO-6M GPS module to locate our location in any part of world. In this guide, we shall cover the following: What is GPS NEO-6M GPS sensor Connection with STM32 Code Result 1...
READ MOREIn this guide, we shall see how to work with TM1637 4-digit 7-segment LED display and use STM32F411 to display the encoder values on the display. In this guide, we will cover the following : TM1637 4-digit 7-segment LED display Connection with...
READ MOREIn this guide, we shall discuss what is SPI and how transmit single byte over SPI. In this guide, we will cover the following: What is SPI SPI pin setup SPI initialize SPI transmite function Result 1. What is SPI SPI, which stands for Serial...
READ MOREIn this guide, we shall see how to implement the digital filters, specifically IIR filter. In this guide, we shall cover the following: What is IIR filter Software implementation Deploying the algorithm on STM32 Code Demo 1.1 What is Impulse...
READ MOREIn this weekly guide, we shall take a look at the HMC5883L magnetic field sensor and measure the magnetic field in the three axis (x, y and z). In this guide, we shall cover the following: What is magnetometer Interfacing HMC5883L with STM32F4...
READ MOREIn the previous guide (here), we took a look at the PWM mode in timer2 of STM32F767. In this guide, we shall take a look at the output compare where the the output will be toggled each time the timer overflow. In this guide we cover the...
READ MOREIn the previous guide (here), we took a look at the SPI transmit mode using DMA. In this guide, we shall use DMA to send and receive data from slave device (MPU9250) in this case using only DMA. In the guide we will cover the following: SPI...
READ MOREIn this guide, we shall take a look at the DMA which called Direct Memory Access of STM32F7 and how to use it in memory to memory to transfer 4-bytes from 1 memory location to another using DMA. In this guide, we will cover the following: What is...
READ MOREIn the previous guide (here), we took a look at how to configure the timer in PWM and we were able to update the duty cycle of the PWM to fade two LEDs using polling mode. In this guide, we shall look how to configure timer to update the duty...
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