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STM32F103CBT6 not recognized USB device

It is not recognized as a USB device. What did I do wrong or miss?IC: STM32F103CBT6 1. Is the distance between USB D+ and PA12 (Pin 33) and USB D- and PA11 (Pin 32) long?The distance from USB D+ to PA12 and USB D- to PA11 is approximately 35 mm (1,38...

CXR_0-1713470218159.png CXR_1-1713470237176.png CXR_2-1713470250179.png CXR_3-1713470264226.png
CXR by Associate II
  • 928 Views
  • 3 replies
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CAN Bus doesn't work in normal mode between two MCUs

Hello,Hope you all doing well..!! I am using two microcontrollers i.e., for transmitting data I have to use STM32F407VET6 and for receiving I have to use STM32F407VGT6 also I have to connect MCP2551 CAN Transceiver. I am transmitting data from one bo...

mr_vineet by Associate II
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  • 22 replies
  • 9 kudos

SD card doesn't work with stm32L552ZET6

Hello everyone,I have been using for a long time the stm32L496ZGT6 in a customized PCB with an uSD card module. Never had any problem interfacing the card. Due to the shortage of supply during the pandemic situation I bought a couple of stm32L552ZET6...

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tarm123 by Associate
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  • 2 replies
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Resolved! STM32H7 QSPI Errata

Hi, we see STM32H7 has Qspi errata as below: But we are not sure where to apply the patch exactly. It says "upon reset and upon switching from memory-mapped", mean in reset function, right after or before "HAL_QSPI_Init"?      

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Dat Tran by Senior II
  • 1406 Views
  • 5 replies
  • 2 kudos

Resolved! STML496ZGT6P

Can anyone face this issue at STM32CubeMX tool while generating the code. 

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sag by Associate III
  • 429 Views
  • 1 replies
  • 0 kudos

GPIO read correct data

Hi there ! I start a project with STM32G031k8. This board i'm gonna make is  a RS485 slave on the pin 4-5-6-7 of GPIOA i put a dipswitch with pullup resistor , and i read in this way: uint16_t Add = ( 0x00F0 & GPIOA->IDR)>> 4 ;  right now my add is 5...

SGian.1 by Senior
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  • 2 replies
  • 0 kudos