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Forum Posts

Uart / Usart: use Rx-pin only

Posted on December 22, 2017 at 16:34HiIs there an option to only use the Rx-pin of a uart / usart so that the Tx-pin can be used for something else (in my case SPI_SCK)?If I enable a uart / usart in STM32CubeMx and go to the 'Configuration' tab I ca...

Data even after reset

Posted on December 26, 2017 at 10:51Hello everyone,I wish to store a variable in flash memory untouched which will be changed only once but I can read or write it anytime I want, how is that possible? I do not wish to use the ROM unless there is no ...

STM32L4 USB host BulkSendData problem

Posted on December 26, 2017 at 17:21I'd like to know the correct prodecure of using BulkSendData in the ST USB driver. I've a problem with STM32L4 with code generated from CubeMX for USB host. I've connected to the USB port LTE modem which has CDC-A...

krestan by Associate II
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STM32F030R8T6 Programming Via UART

Posted on December 26, 2017 at 16:13Hello everyone .. I have an important question .. I am designing a circuit with this MCU and I want it to be programmed via UART lines .. So for this , as far as I read the reference manual , I need to put it to t...

BG1 by Senior
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stm32l0x1 incorrect UID LL_driver

Posted on December 05, 2017 at 15:47In the stm32l0xx_ll_utils.h, the UID is using the wrong offset:__STATIC_INLINE uint32_t LL_GetUID_Word2(void){  return (uint32_t)(READ_REG(*((uint32_t *)(UID_BASE_ADDRESS + 8U))));}Checked in both STM32Cube_FW_L0_...

MDW by Associate II
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X-NUCLEO-CCA01M1 + X-NUCLEO-IDB04A1 + USBhost

Posted on December 26, 2017 at 12:49Hi, I have these two shields and I want to integrate their libraries into a code generated by CubeMX where USBhost and FATFS middleware with relative pins are defined. I think that Shields' libraries are available...

startup_stm32f103x_hd.s for stm32f103VE

Posted on December 25, 2017 at 10:03hi,I am using stm32F103VE(512KB), which start file I should use? Where can I download it? I just get  startup_stm32f103xb.s from STM32Cube_FW_F1_V1.6.0, I am not sure it is right?

kent gu by Associate III
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Configuring GPIO threshold

Posted on December 24, 2017 at 07:02Hi everybody! I am working on a design using STM32F407VGT6 runs at 168MHz, I want to enable an external line interrupt with rising signal edge. I am monitoring a signal from some system which when reachs 1.3V I sh...

stm32programmer not detecting my device information

Posted on December 22, 2017 at 12:25hello,i am trying flash my STM32L476RG-NUCLEO using on board st-link,through stm32programmer tool,downloaded from website.but i am unable to see device information.please help me through it if there are any pre-re...