STM32 MCUs Products

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DWT as a 32-bit timer?

Posted on September 19, 2015 at 14:51A question for Clive (or anyone else who knows that).If I understand right, DWT is a 32-bit timer with CPU frequency. If MCU doesn't have 32-bit timer or has only one and I need let say two of them, is it OK (all...

matic by Associate III
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MIPS Calculation

Posted on September 18, 2015 at 19:02Hi.I have developed a project and now i have been asked about Mips that i used from ARM device(I'm using STM32F4xx).I'm using IAR Compiler. I will be thankful if every body guide me.thank you. #mips

STM32303e-eval source code

Posted on September 19, 2015 at 00:47The firmware that came loaded on the STM32303e-eval board does not appear to be the same as the source code that the documentation links to: http://www.st.com/web/en/catalog/tools/PF258224♯I'm using Atollic and t...

dhedin by Associate
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Porting STM32F4 SPI -> STM32F7 SPI

Posted on September 17, 2015 at 23:20Good day,  I tried to port STM32F4discovery SPI to STM32F7discovery SPI, without any luck.  Can you please help me with that.  Here is my code.  I want to port this function:uint8_t SPI_SEND_DATA(uint8_t data){  ...

hitsumen by Associate II
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HAL bug hanging when an error occurs

Posted on September 18, 2015 at 19:36Hi, There is a bug in function SD_CmdResp1Error. Whe using FatFS with SDIO, when mount fails but the f_open is called, the system hangs in following function: static HAL_SD_ErrorTypedef SD_CmdResp1Error(SD_Handle...

Osto by Senior
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STM32F042 CAN problems

Posted on September 18, 2015 at 09:58 Hi, I have difficulties to enable CAN module on STM32F I did not face problems with CAN module on STM32F1, STM32F2, STM32F4, but now I'm stuck on STM32F0. 1. First, I'm confused from the peripheral l...

search does not work

Posted on September 01, 2015 at 15:00for several days now a search leads to this message:The search request was unable to connect to the Search Service.

Cannot search STM communities

Posted on September 10, 2015 at 16:52Is this a browser problem?  I get the following message using Chrome when I try to do a search:The search request was unable to connect to the Search Service.

ADC with DMA problem getting values

Posted on September 18, 2015 at 17:02 Hi, I was doing some work with ADC using DMA to store the data. So, I tried to configure my stm32f4-disco with an external interrupt. This works good. With the external interrupt I want that the micro ta...

fiulala by Associate II
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Storing variables in flash [HAL]

Posted on September 18, 2015 at 14:01Hello there, Does the HAL library supports storing variables in the flash memory? In AVR, with a certain macro added to the variable, I could tell the compiler that it should be stored in flash instead of sram an...