STM32 MCUs Products

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Resolved! Observed delay during bootup

Hi,I have two batch of boards with STM32F437 controllers.Batch1: It takes the controller 1.2seconds to come upBatch2: It takes the controller 200msec to come upBoth the hardware and the firmware are same.In the Batch1, when the power up is done it ta...

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sameeksh by Associate
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  • 2 replies
  • 1 kudos

Resolved! STM32 DR register 0 when multiple SPI in use

I have two SPI buses activated SPI1 (flash memory) and SPI3 (nrf24l01) on my STM32F407. Separately, they work fine. But, if I transfer something via SPI1, SPI3 read from the register always returns 0 (and in DR register for SPI3 is also 0, BUT someti...

Resolved! RM0410 Rev 4 memory map error

The memory map shown on page 76 of the reference manual for the stm32f76xxx shows the following figure:I believe the addresses in blocks 5...6 are not correct and that it should be as follows:  

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nick_berg by Associate II
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  • 1 replies
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Bug in stm32_adafruit_sd.c (SPI SD CARD)

Posted on February 02, 2018 at 21:28 \STM32Cube_FW_L4_V1.0\Drivers\BSP\Adafruit_Shield\stm32_adafruit_sd.c Issue with ReadBlocks/WriteBlocks on SDHC cards, offset advances in BlockSize!!! ReadAddr should increment by 1. The current routine del...

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Resolved! STM32H745 On-board Flash Storage

Hi,I am building a product where I have to store calibration data and retain it even after power off.I am using the STM32H745ZiT6 and would like to use its flash to read/write data. As I have setup communication between the two cores I have the curre...

__silardg by Associate III
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  • 4 replies
  • 0 kudos