STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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ROM Bootloader Get Checksum command fails

STM32G473 via SPI I have most of the other commands working, but the Get Checksum command (0xA1) fails to return an ACK when I send the CRC init value. I am using the default CRC configuration:#define DEFAULT_CRC32_POLY 0x04C11DB7U#define DEFAULT_CRC...

JBill.10 by Associate II
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What is "hal_ppp"?

Hi, This might seem like a dumb comment, but I am reading UM1884, Description of STM32L4/L4+ HAL and low-layer drivers, and I find numerous references to "hal_ppp" or "HAL_PPP" such as the file name "stm32l4xx_hal_ppp.c" (Table 2, page 8) or "HAL_PPP...

AMacd.1 by Senior
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STM32L471 BFB2 and FB_MODE question.

Hello,I'm trying DUAL BOOT on STM32L471 and having a problem with SYSCFG->MEMRMP FB_MODE bit.I modified Dual Boot Bank Swap Boot Loader Example for STM32G4 project to fit my board, and everything goes well when the firmware put from the start of BANK...

conflict USART and SPI

Each time I enable SPI, it works fine.However, whenever I include USART, SPI freezes, and this issue affects multiple chips I've tested.SPI and USART both work well individually.The problem seems to stem from CubeMX, which doesn't generate the code c...

MNapi by Senior III
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Resolved! STM32G431 TS_CAL2 temperature

HIAt what temperature the TS_CAL2 value for the STM32G431 is detected?In the datasheet it is reported 130 degrees while in the library "stm32g4xx_ll_adc.h" TEMPSENSOR_CAL2_TEMP is 110 degrees Thanks

Resolved! HAL ADC multi channel in polling mode

Hi everyone, I have a STM32F042F6P6 chip. I want to read 9 analog channels on it.I guess there are at least 2 options: configure a scan mode with DMA, and staying in polling mode.I decided to stay in polling mode to avoid a potential problem due to D...

Arthur21 by Associate
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