In this tutorial, we’ll discuss the STM32 Internal Temperature Sensor Reading using the dedicated ADC channel that’s internally routed to the embedded temperature sensor. We’ll implement an example project for STM32 internal temperature sensor measurement and try to get accurate results as much as possible. Near the end of this tutorial, we’ll also discuss some tips that will help you calibrate the SM32 internal temperature sensor and get the best results out of it. Without further ado, let’s get right into it! Table of Contents STM32 Internal Temperature Sensor STM32 Internal Temperature Sen ..read more

This is a comprehensive guide for STM32 SDMMC SD Card Interfacing With FatFS Library. You’ll learn how to use SD Cards with STM32 microcontrollers using the SDMMC interface. We’ll create some STM32 SD Card Example Test Projects to verify what we’ll learn in this tutorial. Table of Contents STM32 SDMMC STM32 SDMMC SD Card Interfacing STM32 SDMMC (4-Bit Mode) FatFS Example Project STM32 SDMMC DMA Example Wrap Up STM32 SDMMC Some STM32 microcontroller series have an integrated SDMMC hardware peripheral that’s designed specifically to interface SD cards at the maximum operating speed. The SDMMC ..read more

In this tutorial, we’ll learn how to use STM32 SDIO + DMA With FatFS Library For SD Card Interfacing. You’ll learn how to configure the STM32 SDIO With DMA enabled for faster data read/write operations with less CPU intervention. Without further ado, let’s get right into it! Table of Contents STM32 SDIO (Secure Digital IO) STM32 SDIO DMA Example Wrap Up STM32 SDIO (Secure Digital IO) In this previous tutorial, we discussed the STM32 SDIO interface in detail and created an example project for STM32 SD card interfacing using the SDIO interface with CPU-blocking read/write operations. Therefore ..read more

This is a comprehensive guide for STM32 SDIO SD Card Interfacing With FatFS Library. You’ll learn how to use SD Cards with STM32 microcontrollers using the SDIO interface. We’ll create some STM32 SD Card Example Test Projects to verify what we’ll be learning in this tutorial. Table of Contents STM32 SDIO (Secure Digital IO) STM32 SDIO SD Card Interfacing STM32 SDIO SD Card FatFS Example Project STM32 SDIO 4-Bit Example Wrap Up STM32 SDIO (Secure Digital IO) Some STM32 microcontroller series have an integrated SDIO (SDMMC) hardware peripheral that’s designed specifically to interface SD cards ..read more

In this guide, you’ll find the STM32F405 development board pinout, schematic diagram, and datasheet. We’ll also list down the technical specifications for the STM32F405RGT6 development board to help you decide if it’s going to be a good fit for your next project or not. Without further ado, let’s get right into it! Table of Contents STM32F405 Development Board STM32F405 Board Pinout Diagram (WeAct) STM32F405 Development Board Schematic Diagram Wrap Up STM32F405 Development Board The STM32F405 development board is a small but powerful development board that we typically recommend for real-tim ..read more

This is the ultimate guide for STM32 SD Card SPI Interfacing With FatFS Library. You’ll learn how to use SD Cards with STM32 microcontrollers using the SPI interface module. We’ll create some STM32 SD Card Example Test Projects to verify what we’ll be learning in this tutorial. Table of Contents STM32 SD Card Interfacing STM32 SD Card SPI Interfacing STM32 SD Card FatFS SPI Driver STM32 SD Card SPI & FatFS Example Project STM32 SD Card SPI Troubleshooting Wrap Up STM32 SD Card Interfacing Some STM32 microcontroller series have an integrated SDIO (SDMMC) hardware peripheral that’s designe ..read more

In this tutorial, we’ll discuss how the STM32 Internal Analog Comparator works, and how to use the STM32 Comparator with the timer in input capture mode for signal measurement. The STM32 comparator’s output can be externally and/or internally routed to different peripherals which opens the door for a wide range of applications and design ideas as we shall see in this tutorial. The practical example project we’ll implement in this tutorial will be a very good starting point for your STM32 Comparator-based project. Without further ado, let’s get right into it! Table of Contents STM32 Comparator ..read more

In this tutorial, we’ll discuss how the STM32 OpAmp (PGA) works, and how to use the STM32 OpAmp with ADC and enable the AWD (analog watchdog) to automatically amplify a current sensor’s reading voltage and trigger a warning signal when it goes out of the AWD voltage window. The practical example project we’ll implement in this tutorial will be a very good starting point for your STM32 OpAmp-based project. Without further ado, let’s get right into it! Table of Contents STM32 OpAmp (PGA) STM32 OpAmp + ADC Example (With AWD) STM32 OpAmp + ADC With Analog Watchdog Project Wrap Up STM32 OpAmp (PG ..read more

In this tutorial, we’ll discuss how to implement STM32 Capacitive Touch Sensing Without TSC Peripheral. Many different techniques can be used to implement capacitive touch sensing with STM32 microcontrollers that don’t have a TSC (touch sensing controller) peripheral inside. In this tutorial, we’ll explore a very basic technique that will help us add multiple CapTouch keys to our application that’s based on the STM32F103 blue pill board which doesn’t have TSC channels. The practical example we’ll implement in this tutorial will be a very good starting point for your touch-enabled STM32 project ..read more

In this tutorial, we’ll discuss the STM32 TSC Capacitive Touch Sensing Peripheral, how the STM32 TSC capacitive touch works, and how to configure the TSC and TSL (touch sensing library) to implement a capacitive touch sensing example application. The practical example we’ll implement in this tutorial will be a very good starting point for your touch-enabled STM32 project. Without further ado, let’s get right into it! Table of Contents STM32 Capacitive Touch Sensing STM32 TSC (Touch Sensing Controller) STM32 Touch Sensing Library (TSL) STM32 TSC Example Project STM32 TSC (Capacitive Touch Butt ..read more