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...

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STM32G030K8 eeprom emulation

Hi everybody,first an apologies for my poor English.I'm using STM32G030K8 in my project and I want to use eeprom emulation to save some parameters. I used the following code, however It didn't work. I spend a lot of time but I can find the problem. v...

Jimi by Associate II
  • 811 Views
  • 6 replies
  • 1 kudos

STM32 Open Bootloader USB I/Fbug

In attempting to figure out how to stay in the bootloader loop while exchanging packets with the USB DFU tool I came across as what looks like an unintentionally undeleted line of code.Here is the code:static void OPENBL_USART_Go(void) { uint32_t a...

Resolved! Confusion on DMAMUX registers in RM0468

     Hallo everyone,Since some time I struggle to get DMA access working on a STM32H723. I was pointed out this MCU is a complicated beast, but I would at least expect sensible, coherent documentation for it.When I look at page 683, I see:on next pag...

Screenshot_Header_DMAMUX1_CxCR.png Screenshot_Header_DMAMUX2_CxCR.png Screenshot_Header_DMAMUX_RegisterMap.png Screenshot_RM0468_Bottom_P672.png
FredS by Senior
  • 1358 Views
  • 12 replies
  • 1 kudos

Resolved! H733: MCO output active without GPIO init

Heyho,so I was just checking the MCO1 output of my STM32H733ZGT6 and found some super jittery 64 MHz with full swing between 0V and 3.3V.Then checked my code and found that I had not set the RCC->CFGR and not even initialized the GPIO.When I actually...

LCE by Principal
  • 1191 Views
  • 13 replies
  • 2 kudos

Resolved! STM32H5 - ADC DMA - Standard Request Example

HelloI am looking for an example to get the ADC regular sequence transferred by DMA to memory going.I use TIM15 to trigger the ADC regular sequence, which has four measurements, every 5 milliseconds. When I activate the EOS IRQ and toggle a GPIO I se...

IGärt.1 by Associate II
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  • 2 replies
  • 0 kudos

PWM sine gen two timers idea

Hi, req is generate sine wave and manage frequency precisely . My design require range 2Hz to 10Hz with for example step 0,002Hz.My idea is one PWM timer for sine with same table for exampel 10bit. Second linked timer for manage one sample time on PW...

MM..1 by Chief II
  • 314 Views
  • 2 replies
  • 0 kudos