STM32 MCUs Products

stm32f4 using NVIC_SystemReset() fails to reset

Hello,My board consists of stm32f427 and I have a strange problem.Calling NVIC_SystemReset() causes CPU to hang. This happens only on some boards.I could overcome the problem in one of the following:Add a HAL_Delay(100) before calling NVIC_SystemRese...

How to determine what type of FIR filter is being used?

I am reviewing another person's program and need to know how the filters are operating for troubleshooting. Here are a few examples from the program I am looking at.filter_arm_status = arm_fir_decimate_init_q15(&Sine_Filter, 31, 2, FIR_Coeff_Buffer, ...

STM32H7 SRAM ECC or STL ram tests to achieve DC up above 90%?

HI ! There is a functional safety program when uesd STM32H750, I notice this MCU have ECC in SRAM part,。 so , If I only used ECC function , can I get 90% DC rate? And why in STM32H7 STL lib still have RAM TESTS lib and not used ECC instead?Thanks...

How to generate phase shifted full bridge PWM waveform for DC_DC converter using STM32F103RGT.

I have developed my own STN32F103RGT controller board for DC-DC converter application.I am using TIM1 CH1, CH1N and CH2, CH2N complementary pwm signals. I am able to generate complementary pwm waveforms. But now I want change the phase of the pwm. I ...

I got the error while flashing the code. If any knows please update me

Error while connecting g070rb

When i try to connect g070rb nucleo board i get my LD1 blinking continuously and on my pc it shows usb device not detected​.

BFB2 Bit Set/Reset effect takes place only at Power cycle boot/Hard reset.

Hi Guys,I am using STM32L476ZGT6  board with CMSIS layer version V4.30 .And when I tried to set/reset BFB2 bit in option bytes register it's effect doesn't takes place when I do System Reset using HAL_NVIC_SystemReset() API,instead it takes place wh...

About STM32 Network library TCP disconnect problem

Recently I ran into a problem with data loss when TCP was disconnected。​I used Keil's official Network librarynetTCP_SendReady is unable to immediately detect that the TCP has been disconnected, resulting in data loss issues​Is there a way to speed u...

I cannot set up Putty to work with STM32F4. I can accessing the board through st-link from IDE. But the driver doesn't show up under Ports (COM & LPT) in windows Device Manager. I manually added the driver "STLINK Virtual COM Port". Doesn't work. Help!!

The driver installation file is stlink-server 2.0.2. MCU is  STM32F405RG.