Modbus #7. STM32 as Slave || Writing Coils
This tutorial will cover how the STM32 as a modbus slave device will response to…
STM32 Tutorials
Modbus #6. STM32 as Slave || Write Registers
This tutorial will cover how the STM32 as a modbus slave device will response to…
Modbus #5. STM32 as Slave || Read Coils and Inputs
This tutorial will cover how the STM32 as a slave device will send a response…
Modbus #4. STM32 as Slave || Read Holding and Input Registers
This tutorial will cover how the STM32 as a modbus slave, that will send a…
Modbus #3.1 STM32 Master Writes Multiple Coils and Registers
This is another tutorial in the Modbus series and today we will see how the…
Modbus #3. STM32 Master Writes single Coil and Holding Register
Today in the modbus series we will see how to use the STM32 as the…
Modbus #2. STM32 Master Reads Coils and inputs
This is second tutorial in the Modbus series and today we will see how to…
Modbus #1. STM32 Master Reads Holding and Input Registers
How to use the STM32 as the master requesting the data from the holding registers…
MODBUS PROTOCOL 101
Modbus has become a standard communications protocol in industries, and is now the most commonly…
FDCAN in Normal Mode || STM32H7
This tutorial will cover how to implement the FDDCAN in Normal mode. I am going…
STM32 FDCAN in Loopback Mode
Today we will take the CAN peripheral a little further with FDCAN. It stands for…
STM32 Ethernet #12 HTTP Server using AJAX PART2
In this tutorial, we will see how to reload a specific part of the webpage…
STM32 Ethernet #11 HTTP Server using AJAX PART1
In this tutorial, we will see how to use the webserver with AJAX making the…
Custom characters in LCD 1602 || STM32
This is yet another tutorial covering the LCD 1602, but this time we will see…
STM32 Ethernet #10 HTTP Server (Basic) using LWIP NETCONN (RTOS)
This tutorial will cover how to use our STM32 to create a HTTP Webserver but…
STM32 Ethernet #9 TCP Server and Client using LWIP NETCONN (RTOS)
In this tutorial, we will cover How to use STM32 as the TCP Server and…
STM32 Ethernet #8 UDP Client using LWIP NETCONN (RTOS)
How to use STM32 as Ethernet UDP Client using NETCONN with Free RTOS and LWIP.…
STM32 Ethernet #7 UDP Server using LWIP NETCONN (RTOS)
This tutorial will cover how to use STM32 Ethernet with Free RTOS using LWIP and…
Multiple DS18B20 sensors using UART
This tutorial will cover how to interface DS18B20 sensor with STM32, but using the UART.…
STM32 ETHERNET #6.2 HTTP WEBSERVER CGI
HTTP CGI(Common Gateway Interface) can be used to send the data from the webserver to…
STM32 ETHERNET #6.1 HTTP WEBSERVER SSI
SSI (Server Side Include) can be used to send the data from the controller to…
STM32 ETHERNET #6. HTTP WEBSERVER SIMPLE
This is 6th Tutorial in the ethernet series, and today we will see how to…
STM32 ETHERNET #5. TCP CLIENT
First we need to create the TCP Block using the function tcp_new () Next we…
STM32 ETHERNET #4. TCP SERVER
This it the fourth tutorial in the STM32 Ethernet series, and today we will see…
STM32 ETHERNET #3. UDP CLIENT
We are going to use the following steps to connect the UDP client. First of…
STM32 ETHENRET #2. UDP SERVER
Create a new UDP control block using udp_new (). Bind the block to the local…
STM32 Ethernet #1. Connection
This tutorial is the start of the Ethernet series in STM32. Today we will simply…
How to Setup DMA using Registers
In STM32, there is a dedicated bus for the DMA, and this helps keeping the…
How to Setup UART using Registers in STM32
The most important Register used in UART configuration is UART Control Register 1 (CR1). Most…
UART DMA with IDLE Line Detection
HAL_UARTEx_ReceiveToIdle_DMA is used to receive the data using the DMA until, an IDLE event occurs,…
Incremental ENCODER and STM32
This tutorial will cover How to use Incremental Encoder with STM32. Also we will see…
DMA with ADC using Registers in STM32
In this tutorial, we will see how to use DMA in STM32. Here I will…
CAN Protocol in STM32
This tutorial will cover the Basic Can protocol in STM32. Here we will see, how…
SPI using Registers in STM32
This tutorial will cover how to use SPI using Registers in STM32. We will see…
Interface WS2812 with STM32
In this tutorial, we will interface the WS2812/B LED with STM32. I am going to…
Control Stepper motor using Rotary Angle Sensor
today we will see how can we control the positioning of stepper motor using a…
External Interrupt using Registers
External Interrupt Configuration can be found in the SYSCFG Registers. These EXTI configuration Registers are…
STM32F103 Clock Setup using Registers
This tutorial will cover Clock setup, Timer Setup for Delay, and GPIO configuration for STM32…
STM32 I2C Configuration using Registers
This tutorial will cover both transmission and reception using the I2C and the configuration will…
FreeRTOS Tutorials #8 -> Software Timers
There are two types of timers, one-shot timers, and auto-reload timers. A one-shot timer can…
WavePlayer using STM32 Discovery
This tutorial will cover how to make WavePlayer using STM32 Discovery board. It will be…
STM32 ADC MULTI CHANNEL WITHOUT DMA
I will cover the STM32 ADC multiple channels but without the use of DMA which…
Send and Receive data to PC without UART (STM32 USB COM)
This tutorial will show you how can we use the STM32 USB to send and…
STM32 GPIO INPUT Configuration
This tutorial will cover how to configure the GPIO pin as input in STM32, and…
STM32 GPIO OUTPUT Config using REGISTERS
To configure the pin as output, we will modify the GPIOx_MODER Register… configuring different modes…
STM32 Clock Setup using Registers
This is the first and the most important tutorial in this series, and today we…
USB CDC Device and HOST in STM32
In this tutorial I will cover how to implement USB CDC (Communication Device Class) in…
ST7735 1.8″ TFT Display with STM32
In this tutorial, I will cover how to interface ST7735 1.8″ TFT Display with STM32,…
How to communicate between HC-12 using STM32
HC-12 wireless serial port communication module is a new-generation multichannel embedded wireless data transmission module.…
How to use STM32 as a KEYBOARD
This tutorial will cover another HID example, and today we will see how to use…
Emulate STM32F103 as a MOUSE
This is another tutorial in the USB Series of STM32, and today we will see…
Send and Receive data from the WebServer using STM32
ESP_Init Initializes the ESP8266. Its parameter are the @SSID and @PASSWD of the Access point…
Interface BMP180 with STM32
BMP180 also have an integrated Temperature Sensor. It uses the I2C for the communication, and…
IWDG and WWDG in STM32
IWDG (Independent Watchdog) and WWDG (Window Watchdog) watchdogs are used for similar purpose, but the…
ADC conversion Time/Frequency Calculation in STM32
ADC Conversion Time = Sampling Time + 12.5 Cycles. Here Sampling Time is something that…
Data Logger using STM32 and ESP8266
ESP_INIT will initialize the ESP8266 by connecting it with the provided Access PointAT+CIPMUX = 0…
FLASH Programming in STM32
In F103, the main memory (Flash memory) is distributed in 128 pages. Each page is…
How to LOG Sensors data into SD card
We will read the data from Potentiometer and from DHT11 temperature sensor, and we will…
FreeRTOS Tutorial #7 -> Using MUTEX
Mutex, which is short for Mutual Exclusion, does what’s it name indicates. It prevents several…
Esp8266 WebServer using STM32 HAL
we will use the ring buffer to manage a Esp8266 Webserver using STM32 HAL library.…
FreeRTOS Tutorial #5 ->Using Queue
Queue is the easiest way to send and receive data between the tasks. We are…
Low Power Modes in STM32
STM32 have Several low power modes are available to save power, when the CPU does…
FreeRTOS TUTORIAL #4 -> Using Counting Semaphore
Counting semaphore can be used to control the access to the resource. To obtain control…
Interface LCD 16×2 with STM32 without I2C
we are going to use the parallel connection between STM32, and the LCD itself. LCD…
Interface DS3231 RTC module with STM32
DS3231 is basically a memory device, which we can write the data to and read…
FreeRTOS Tutorial #3 -> How to use Binary Semaphore
A Binary Semaphore is called Binary because either it is there (‘1’) or it is…
Managing Multiple UARTs in STM32
the controller receives the data from device, it will send it to the PC. And…
FreeRTOS Tutorial #2 -> Task Operations
This is the second tutorial in the series of free RTOS, we will see creating…
Interface TFT display with STM32
We are using the parallel connection for the tft, there are 8 DATA Pins and…
Introduction to Free RTOS in STM32
Also one important thing about using RTOS is that, we can’t use systick as the…
GLCD 128×64 ST7920 interfacing with STM32
According to the datasheet of ST7920 In order to send a command to the display,…
Interface SD CARD with SDIO in STM32
We will start by setting up the CubeMx first. So select the SDIO and than…
Ring buffer using head and tail in STM32
Whenever UART receives data in the ring buffer, the head gets incremented by 1. And…
How to interface MPU6050 (GY-521) with STM32
Sample Rate = MPU6050 Gyroscope Output Rate / (1 + SMPLRT_DIV). Where Gyroscope Output Rate…
LCD 20X4 using I2C with STM32
To initialize the 20×4 LCD we need to send some sequence of commands to the…
Input Capture in STM32
Input capture is used to capture the input signal given to the microcontroller and measures…
HCSR04 Ultrasonic sensor and STM32
The hcsr04 emits an ultrasound at 40 KHz which, after reflecting from obstacle, bounces back…
STM32 ADC Multiple Channels
Above is the clock section from the CubeMx. Note that I have selected the ADC…
STM32 ADC single channel
In Single conversion mode the ADC does one conversion and than stops. You can select…
Use 4×4 keypad with STM32
Use 4×4 keypad with STM32 Today in this tutorial I am going to interface a…
IR Remote with STM32
The IR receiver is a photodiode and pre-amplifier that converts the IR light into an…
Cascading Dot Matrix and STM32
In order to connect the displays in cascading mode, the data output pin (Dout) of…
DS18B20 and STM32
The DS18B20 digital thermometer provides 9-bit to 12-bit Celsius temperature measurements and has an alarm…
LED dot matrix and STM32
Now in order to display any character (For eg ‘A’), Think of the Registers from…
Interface BUZZER with STM32
This setup will provide a frequency of (45000000/255*692) = 255 Hz and we can vary…
Internal RTC in STM32
RTC can be used for chronometers, alarm clocks, watches, small electronic agendas, and many other devices…
Receive UART data using POLL, INTERRUPT and DMA
This tutorial covers How to receive data using the UART in STM32. Here we will…
UART Transmit using Poll Interrupt and DMA in STM32
The UART transmit the data in blocking mode i.e the CPU will block every other…
Interface Stepper motor with STM32
Stepper motors generally comes along with an IC ULN2003. This IC is used to drive…
DHT11 sensor with STM32
DHT11 digital temperature and humidity sensor is a composite Sensor contains a calibrated digital signal…
Servo motor with STM32
Servo motors use feedback to determine the position of the shaft, you can control that…
ADXL345 Accelerometer and STM32
The ADXL345 is a complete 3-axis acceleration measurement system with a selectable measurement range of…
OLED display using I2C with STM32
This oled display uses the I2C protocol to communicate to the microcontroller. So here you…
