STM32 MCUs Products

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STM32 UART Transmit stops responding after some time

Hi all,I am using a STM32L476RG NUCLEO Board with FreeRTOS and STM32 iCUBE LoRaWAN stack. I have a UART interface connected to Raspberry Pi, which periodically sends and receives data to-from STM32. I am using a circular buffer with DMA and IDLE Line...

STM32F103CBT6 Driving PWM for Synchronous DC/DC Buck Converter

Hi,I am quite new to STM32 MCU family and have a quick question. I attached schematic for the reference. Is STM32F103CBT6 capable of driving complementary 50 kHz of PWM signals(HI and LO) with configurable duty cycle for the gate driver IC? Yes, I am...

shin212 by Associate II
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  • 1 replies
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Maximum analog output voltage from STM32H723ZG

Hi, which is the maximum analog output voltage from the STM32H723ZG? In the datasheet I saw that there are two Op-Amp inside the MCU with gain from 2 to 16. How can I use this Op-Amp? I have to do something about the hardware or I have just to write ...

ECiot.1 by Associate II
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  • 5 replies
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Resolved! Documentation: USART1/2 and APB2/1 on STM32U5 series

Is USART1 on APB1 (AN5593, tab.17) or APB2 (DS, RM, CubeMX) and USART2 on APB1 (DS, RM, CubeMX) or APB2 (AN5593, tab.17)? Guess, there is an issue in an5593-how-to-use-the-gpdma-for-stm32u5-series-microcontrollers-stmicroelectronics Rv.4 , isn‘t it?

FB1 by Associate II
  • 1187 Views
  • 2 replies
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driverchip for GPIO support

Hello forum,I need some hardware help to modify my PCB, which was developed by other people.I use STM32F103. I have one "Master"-Board and several "Slave"-Boards (up to 20) with same controller.Because of current saving reasons I need to set the cont...

APlöt.1 by Associate II
  • 1970 Views
  • 6 replies
  • 1 kudos

ST-Link's Mass storage file write from firmware application

Hello everyone,i would like to know if it would be possible to write data on the STLINK mass storage device from the firmware application. This would be really awesome for debugging, logging, testing, etc.I am only aware of dragAndDrop programming fe...

jboui.1 by Associate II
  • 2044 Views
  • 5 replies
  • 0 kudos