STM32 MCUs Products

Hello, I need to count the rising edge of two waveforms individually by setting flag and use Timer as my interrupt with 100KHZ frequency. Each time my counter needs to increment . when my flag become equal to zero i need to reset my counter.

can anyone help me how to code please . Actually this my first project.thank you

STM32F103VCT6 i2c2 setting trouble...

HiI am trying to communicate using i2c1, i2c2 of STM32F103VCT6.The pins are set as shown below.​- i2c1: PB6 (SCL), PB7 (SDA)- i2c2: PB10 (SCL), PB11 (SDA)​i2c1 is communicating correctly, i2c2 is not communicating with i2c1.When sending data, the bus...

Collision Detection on RS485 on STM32F103CB

Hi​I'm doing a topic to detect the collision on RS485. Since I wish to stop transmitting when collision occurred, I need to know how's the bus look like, however while transmitting, the transmit enable pin pull high on SP485EEN, lead the receiving p...

Hi Team I am using STM32F401RE I wanted to print the message using the printf on the console But I am not able to see any prints Can you please let me know what is the settings that I have to change to enable printf on the console Kindly please help

J-Trace Pro connect and download error with STM32L552E-EV board

Hello,I’m learning embedded development with a J-Trace Pro and an STM32L552E-EV board. After downloading the trace demo project from the segger wiki, I try to debug it with Segger Embedded Studio and Ozone.Here is the board information.https://www.st...

Receive data from multiple Serial ports as Interrupt STM32F103RE

Hi, i need to receive serial data as ISR. i have 3 USART module. this is my test code. this is work fine. but some time suddenly stop the firing ISR routing of receiving event .when i call this line after stop the modem RX ISR function HAL_UART_Recei...

Trouble setting I2C device registers

I am using an STM32L476 to run an MMC5983MA magnetometer and a LIS2HH12 accelerometer, using I2C. The devices are initialised using the STM cube generated code, then the registers are set, and then checked. When I check the accelerometer registers, ...

Hello, I try to drive half bridge smps by using TIM1 of STM32F303 and i am not able to obtain phase shifted pwm output at the TIM1. Is there any way to get an 180 deg phase shifted output, thanks for the help, regards..

STM32L4+: RTC Calib Out (PB2) and RTC Timestamp Input (PC13) at the same time?

Hello everybody,i have a problem with the RTC Calib Out (1Hz) on PB2 and TimeStamp Input PC13 (Board: NUCLEO-L4R5ZI).PPS (1 Hz clock) should be on PB2 (RTC_Calib_Out) for time synchronization with other chips.PC13 should be configured as TimeStamp In...

STM32L432KC with W25Q16JV

Hello Team,I want to use STM32L432KC with W25Q16. I have generated the code through CubeMx. I have tried to ready ID from W25Q16, and I getting 0xFF. When i have tried with the Arduino UNO board, it is working perfectly. /* SPI1 parameter configurati...