STM32 MCUs Products

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pointer typecasting

As per image sub=7(not typecasted), sub1=28(typecasted). I don't understand why is sub giving wrong value I understand I have not typecasted but,each pointer variable is holding 4 byte value (i.e int type) then,typecasting must not be required isnt i...

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Disha by Associate II
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STM32F429 program failed, chip locked?

Hi everyone,I built a custom board with STM32F429VIT with the following settings:Boot0=GND, Boot1=GNDHSE=25MHzI configured IAR project options as following:- use-Flash-loader checked;I am using IAR 8.10 with ST-Link-v2 (SWD) to develop the firmware. ...

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ZRong.1 by Associate
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DMA UART with HAL remains busy bug new version

I generated the code for the uart in dma mode in a cube. But the data does not go, and the HAL_UART_Transmit_DMA function returns HAL_BUSY.I already found a solution to the problem, just publish it.The cube generates code: MX_USART2_UART_Init (); MX_...

IK.2 by Associate
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Hello group. I'm working on a project with stm32-f412zg mcu board and having some trouble in configuring multiple timers using FreeRTOS for stm32-f412zg to control ws2812b led strips. I really need help in implementing it to complete the project. Any help

We are using WS2812b LEDs for output signals. We are able to configure multiple timers simultaneously but the colors are not what we trying to give signal to the WS2812b LEDs. With individual LEDs everything is fine and we are controlling it as we wa...

KVinc.2 by Associate
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Resolved! UART Transmission error (to computer using FTDI board )

I'm trying to UART Transmission to computer using FTDI board with below [Environmets.]But it have a [problems] like below..Please, let me know the reasons and solutions..:sad_but_relieved_face: [Environments​]MCU : STM32L432 Nucleo-32 boardFTDI Board...

JShim.1 by Associate
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  • 2 replies
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Resolved! stm32 USART2 issue

Hi , My USART1 works fine when i send a character and i recieve a character in comport , but i need to also configure USART2 ,i have configured the apb1 register and also apb2enr for the GPIOA clock enable ,i know for the fact that the clock on apb1 ...

Oahme.1 by Associate III
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