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How to use STSAFE-A100 with LoRaWAN The AES-128 key envelope is not useful for exchanging OTA information for session key generation.

The Marketing documentation and CubeExpansion Doxygen has some hints to the LoRaWAN use case.But the source files are not included./tmp/STM32CubeExpansion_STSAFE-A1xx_v2.3.5$ grep -ri lora  Binary file Middlewares/ST/STSAFE_A1xx/Documentation/STSAFE-...

JReis.10 by Associate
  • 378 Views
  • 1 replies
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Resolved! Max stack frame size on STM32F769?

Does this processor have a max size limit on stack frames? (as opposed to max size of total stack). The stack frame size is the amount of stack space set aside when a function calls another function (this is mainly composed of local variables declare...

ADC STM32F013RE Default is HIGH (4059 )!

I have written some codes to work with ADC Of STM32F103RE MCU, the problem is there which when I write this codes the result is 4059 for untouched and around 3585 when touched.The Codes: void ADC_DMA_init(void) {   //enable DMA1 clock   RCC_AHB...

ssabz by Associate
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CAN bus Network Problem

Hi everyone,I got a problem when i setup my can bus network. data 115200 Brate -> stm32f746vg(120 OHM //) --> CAN BUS----DEV1 --3M CABLE-- DEV2 --3M CABLE-- DEV3 (120 OHM //)    DEV1,2,3 = STM32F091CCI need to explain my installation. i have 4 device...

gunahmt by Associate II
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  • 0 replies
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stm32f407 delay problem

Hi, I am using the stm32f407 card and I am developing keilda software but when I compile it does not fail but the delay does not work and I would be glad if you could help what could be the reason.

bnymntrz by Associate III
  • 748 Views
  • 6 replies
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7 segment display and hc595

Do not use scanning method.Display with hc595 output.display doing blinkThe display does not remain steady when operating.I suspect Spi.I need helpthanks #include "stm32f4xx_conf.h"   #include "stm32f4xx.h"   #include <stdio.h>       #define CLK ...

kemal by Associate II
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  • 5 replies
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STM32F769I-DISC1 no speaker output via WM8994

Hi,I am currently developing with the STM32F769I-DISC1 development kit and get audio output via the CN7 Line Out connector when setting the initialisation to OUTPUT_DEVICE_HEADPHONE in the sample example as below: if(0 != audio_drv->Init(AUDIO_I2C_AD...

JFour.6 by Associate
  • 573 Views
  • 1 replies
  • 1 kudos