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error in working with SD card using SPI in STM32F4

Hello, I want to work with SD card using SPI in STM32 but it is not working. I tried many things but it didn't work. It was working fine when I tried it 4-5 months ago. What is the problem now? I am referencing sample code from here: https://controll...

Errors in UART baud rate sections of Reference Manuals

USART baud rate related stuff has a long history of errors in both the STM32 documents and sample code. Looks like in the past 4 years some of the problems were corrected but there are still some strange and incorrect pieces.STM32F10x manual, RM0008 ...

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gbm by Principal
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STM32F334 - ADC1 returns large output with grounded input

Helloon the a.m. device I use both ADC1 and ADC2. The initialization is identical on both. I notice that results fluctuate widely at ADC1 output and reasonably at ADC2 output.Grounding ADC1 input leads to 330-345 LSB.Vdda = 2.5V from precise external...

Initial Signal Condition

Hello,I am using the STM32F767 microprocessor with Bluetooth control. A custom-designed user interface controls the system parameters such as updating the variables and receiving data. But when I power on the system, I flash the code. Then, in the fi...

AE104 by Senior
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  • 2 replies
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Code alignment questions

Hello, I am working with STM32G0 with uCOS-II.I was reading some of the actions are fragile to unalignment; I was wondering how to align the code. As per now, the only command I know is : #pragma data_alignment =8 which I use just before launching th...

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Sego2 by Associate III
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  • 2 replies
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I2C_FLAG_TXIS is always in RESET state!!

Hi,I would like to use the I2C2 (from I2C3) in "STM32G474_MB1303_DRP_ONLY"besides, modify I2C3_SDA to I2C2_SDA (pc9 to pa8), I2C3_SCL to I2C2_SCL(pc8 to pa9), the AF to GPIO_AF4_I2C2, ...

qqGHUAN by Associate II
  • 1168 Views
  • 1 replies
  • 0 kudos