STM32 MCUs Embedded software

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#define LAN8742A_PHY_ADDRESS

Posted on April 15, 2017 at 13:11This bug has been reported before, but has survived a couple of cube version bumps.STM32CubeMX 4.20.1 and f7_cube 1.6.1in stm32f7xx_hal_conf.h it defines the PHY address incorrectly#define LAN8742A_PHY_ADDRESS       ...

LWIP Using ICache on STM32H723

Dear all,I'm running the LWIP on a STM32H723 processor and need to enable the ICache and DCache within CubeMX. I'm also using DHCP which will only work when both caches are enabled. When I disable the ICache DHCP will timeout? UDP stop working after ...

wh by Associate III
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  • 5 replies
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HAL_I2C_GetError() reporting error codes

Hello, We have noticed communication errors with STM32 that is working in our device. The device includes STM32 (master) and TI's battery monitor BQ76952 (slave).Using the same device and same software we noticed three situations that occur randomly:...

KGryn.1 by Associate II
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  • 10 replies
  • 3 kudos

Is this a HAL IIC bug?

Hi there,I drove 4 SHT4x by STM32G473VE and used the HAL_I2C_Master_Transmit() and HAL_I2C_Master_Receive() to write and read the sensors.Normally, everything is well.However, if Iunplug the sensor;replug the sensor again;(Not the sensor maybe can NO...

Junde_0-1736739151853.png
Junde by Senior III
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  • 2 replies
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OpenOCD does not bypass data cache

I'm using STM32H7S78-DK and STM32CubeIDE v1.17.0. I was try to get Segger RTT working so I switched from ST-Link GDB server to OpenOCD because it has in-built RTT telnet server, but couldn't because OpenOCD didn't find RTT area.I reduced the problem ...

mkrk by Associate II
  • 218 Views
  • 4 replies
  • 1 kudos