STM32 MCUs Products

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Resolved! Unknown PWM CH2 error STM32F030C8

Hi in custom design arrive problem , that seems as hard to solve. TIM3 CH1 and CH2 config:  TIM_TimeBaseStructInit(&timer); timer.TIM_Prescaler = 1-1; //48Mhz/1/2000=24kHz timer.TIM_Period = 2000-1; timer.TIM_ClockDivision = 0; timer....

MM..1 by Chief III
  • 1055 Views
  • 4 replies
  • 1 kudos

Resolved! USB issues related to USART speeds -- STM32L072

I've been working on an STM32L072 based project involving USB and USART4. I ran into an issue that puzzled me, so I figured I'd post about it here to help others. If there is a solution to this problem, even better!My original design used USART4 as a...

Delaney by Associate II
  • 1499 Views
  • 6 replies
  • 2 kudos

Resolved! Vrefint reads as 0 on some boards

I have got 3 identical boards with STM32u5a5. For improving ADC accuracy I want to calibrate Vref using Vrefint. This is working fine on one board, but on the other two boards Vrefint reads as 0 using the same software. Other ADC channels seem to wor...

Meixner by Associate III
  • 1791 Views
  • 8 replies
  • 3 kudos

CP210x usb host class driver

Posted on September 19, 2015 at 00:10 Hi to All, I make a step ahead with adding for testing purposes in usbh_cdc.c alternative staff in case of CP2102: static USBH_StatusTypeDef USBH_CDC_InterfaceInit (USBH_HandleTypeDef *pho...

christo by Associate III
  • 4493 Views
  • 10 replies
  • 3 kudos

Resolved! FDCAN interrupt not working

Hello,   I am trying to use FDCAN but for some reason interrupt is not triggering. Im using PEAK CAN to send and recieve messages. With osciloscope I can see the data being transfared to the STM board but the interrupt doesn't trigger. The speed I wa...

PPopo1_0-1721635882543.png
PPopo.1 by Senior
  • 3915 Views
  • 14 replies
  • 2 kudos

Resolved! ADC Polling for multiple channel not working

i am trying to use multiple channel on a single ADC to measure certain voltages. what i have noticed is that let say i have selected 3 channels now in configuration of cube MX i select no of conversion to 3 and as soon as i do that Ranks get added be...

Screenshot 2024-08-14 103128.png
rahul7515 by Associate III
  • 898 Views
  • 3 replies
  • 0 kudos

Resolved! STM32L4P5G-DK + STMod+ (MB1280) + WRL-17146

Greetings,I have STM32Cube IDE installed, created some test apps, blinking LED's, RTOS threads, mutex and so on,writing on UART2 (virtual serial) is working well as I have working output on virtual COM port using putty on serial.I want to access UART...

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Resolved! Possible to disable external reset on STM32G4?

I am aware of the special bits to stop the IWDG and WWDG while the core is halted, but is there a way (option byte, SWD command, SFR, etc.) to configure an STM32G4 so that it will ignore the nRST pin being pulled low? I am particularly interested in ...

jacobq by Associate III
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  • 3 replies
  • 2 kudos