STM32 MCUs Products

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STM32 interfacing with FingerPrint module through USB

Hello, I have a device that uses an STM32 microcontroller and has a USB port. I am attempting to create a secure access system for this device using a fingerprint module. My question is whether I can connect any fingerprint module to the device throu...

Sahil_96 by Associate
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Stm32h7b0vbt6 SWDIO and VCAP are shorted

Hello, so I have designed a pcb using the stm32h7b0vbt6 mcu. After finishing the soldering process and checking thoroughly for any shorts, I tried debugging the pcb. However there was always an error initializing the St link. So I checked for any sho...

STUSB1600 Source Role Comunication USB 2.0

I project a board for my company based on STUSB1600 for the part of Power Delivery with a USB Type-C port where I want to connect a device.Before sending the board into production, I purchased the evaluation board STEVAL-CCC002V1 to conduct tests wit...

CAN auto retransmission enabled

hello,i have enabled the Automatic retransmission and sending data on TX. There is no other node is connected, so there is NACK on sending data. but I see not complete data is transmitted in further attempts. please see attached file and let know wha...

Nico3 by Senior
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I2C error recovery

Posted on August 24, 2013 at 12:05Hello,I'm trying to make the STM32L152  I2C communication failure-proof against glitches/short-circuits. There's an API command I2C_SoftwareResetCmd which seems to be the cure, but i can't find any proper example or...

Resolved! Unable to use UART over USB on STM32F051 Discovery board

Hello all,I am trying to send "Hello World" to my computer through using the guide below but nothing is sending to the port. I cant see anything on Tera Term. (https://wiki.st.com/stm32mcu/wiki/STM32StepByStep:Step3_Introduction_to_the_UART) (of cour...

Cannot get PWM to work on the STM32L552-Q board

I have turned on the Timer 1 and have gone through several tutorials to get pins PE0, PE11, PE13 and PE14 to pulse but I cannot get any sort of signal output. I'm attaching to project.  The configurations are in main.h, I turn all the timers on in Ma...

wfd by Associate II
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