STM32 MCUs products

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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...


STM32F407VET USART example

Hi community, I'm searching a USART example , STM32F407VET​First, I create code by using STM32CubeMX. ​I has try it but it is too hard to use that. ​I felt 'HAL UART' example of length of the array that receive and send , has limited. (or need more b...

BSang by Associate III
  • 5 replies
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FMC: Burst access fail with continuous clock ?

Hello,We are struggling for a while with bank2 access in continuous clock.We are using FPGA connected to bank2 in FMC bus.We work with FIFO access in FPGA (a single address for the FIFO)Single register access works fine, but with burst access there a...

ranran by Senior II
  • 2 replies
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Microcontroller stucks when uart not connected

i am using stm32L072I am using uart1 in the code I found that code doesn't works ,if i don't connect a usb to uart converter between PC and the microcontroller .When i connect usb to uart connector and reset microcontroller ,it starts working :wear...

SA.17 by Associate III
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Resolved! Read and write Bluetooth communication byte format

Hi Community, ​I'm studying about the android program and stm32f407vet based controller.​The question I asked before is almost clear by using DMA USART.I'm Transmit and Receive like under code.code(IN STM32)uint8_t rxBuffer;int SIZE_OF_RX_TX = 1;if (...

BSang by Associate III
  • 3 replies
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Resolved! TIM6 undefined interrupt reason on STM32H753I eval board

Dear experts,I'm struggling with a strange TIM6 interrupt issue on STM32H753I.Playing with one of Cube example projects with FreeRTOS, where TIM6 is used as HAL timer.The original IRQ handler is very simple (and the demo works fine) :void TIM6_DAC_IR...

Pavel A. by Evangelist III
  • 3 replies
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Initialized variable at specific location optimized out?

Hi,I need to place a initialized variable at the beginning of RAM. This variable won't be read or modified by the application, it's only read by the ST-Link during programming operation.So I modified the linker script by adding a section PRJINFO (pro...

RAltm by Senior
  • 13 replies
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