STM32 MCUs Embedded software

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Hw to use lwip + mqtt api with mbedtls?

Hi there. i made stm32 + rtos + lwip/mqtt solution and it works well. Now i want to use it with embed tls secure connection. I did not find any exemples. lwip mqtt api support tls comunication. But there are no such example like just simple mqtt clie...

RGais.1 by Associate
  • 1 replies
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I am not able to get keyboard data on my USB Host(stm32f407- Discovery). void *USB_ReadPacket(USB_OTG_GlobalTypeDef *USBx, uint8_t *dest, uint16_t len) How this function is working?

I am not able to get keyboard data on my USB Host(stm32f407- Discovery).> How this function is working in HAL Library?void *USB_ReadPacket(USB_OTG_GlobalTypeDef *USBx, uint8_t *dest, uint16_t len);When Ever I hit any key on my keyboard. My control go...

External IP connection failure

I am working on STM32F407, with Ethernet chip DP83848 PHY, None Os, LwIPI tested the source below with an example.STM32Cube_FW_F4_V1.24.0\Projects\STM324x9I_EVAL\Applications\LwIP\LwIP_TCP_Echo_ClientInternal IP connection is good. Ex) IP : 192.168.0...

Jlim.2 by Associate
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I would like to run X-CUBE-AZURE Cloud Connectivity Demonstration with P-L496G-CELL02. I entered network configuration setings for external SIM card. After that program doesn't continue , so I can't configure connection to Azure IoT hub.

 Starting Main Thread...****************************************************************  STM32 IoT Discovery kit for***   STM32F413/STM32F769/STM32L475/STM32L496 MCU***  X-CUBE-AZURE Cloud Connectivity Demonstration***  FW version: 1.2.1 - 07-Novemb...

MZotl.1 by Associate
  • 3 replies
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FatFS and STM32L4+ internal flash

Hi There,I am starting to work with an STM32L4R5ZI chip which is embedded on STM32 Nucleo-144 L4R4ZI.I am using the internal flash 2 M-Bytes in dual bank mode and I would like to enable the FatFs to use the internal flash to store configuration files...

zous by Associate II
  • 8 replies
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HAL_SMBUS_Master_Transmit_IT XferOptions

Can someone explain which XferOptions should be used for which type of SMBUS message? This is what we get in stm32l4xx_hal_smbus.h:/* List of XferOptions in usage of : * 1- Restart condition when direction change * 2- No Restart condition in other us...

GrantW by Associate II
  • 15 replies
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