STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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STM32F4 ==> LwIP_DNS

Hello sir, I want to use DNS for my project, but it is not easy, I need your help. From now, I succeed to port IP address. but it is failed to use DNS. I set the DNS on the STMC32CUBEMX and checked in the file <<Lwipopts.h>> =================Procedur...

Problem with TIM9 on NUCLEO-F767ZI board.

I'm using the NUCLEO-F767ZI board. I can get PWM to work with any timer except TIM9. The debugger shows TIM9's ARR, PSC, CCR having the values i set them to. After the call to HAL_TIM_PWM_Start (&htim9, TIM_CHANNEL_2) is made, the CEN bit in CR1 is s...

BVu by Associate III
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Resolved! How to find out RCR timer availability?

Hello,is there any way to find out by the CMSIS headers if some given Timer has the RCR (Repeat Count) Register? Is it possible to find out at runtime? Or do all TIM1/8/20 15/16/17 Timers do have the RCR register?

USB_HOST Applikation URB-States

Is there an overview with all possible URB-states that are returned by the USB_Host function "USBH_LL_GetURBState(>>Bulk-In-Pipe<<)"​I figured out some of these, but not all of them:URB_IDLEURB_DONE - Answer receivedURB_NOTREADY - NAK received URB_NY...

FUceda by Associate
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SIM7600SAH question ?

Dear Members,I tried to send SMS with SIM7600SAH, the code was working but now it's giving me intermittent result...The code//Clear buffer HAL_UART_Transmit_IT(&huart1,(uint8_t*)&aTxBuffer4, sizeof(aTxBuffer4)); HAL_Delay(5); HAL_UART_Transmit_IT(...