STM32 MCUs Products

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stm32f1 UART and CDC works same for receiving string inside mcu single char receive store in buffer and so on til end char

Posted on June 26, 2018 at 04:07in programming stm32f103cbt6 how can i receive complete string in mcu  send by pc using VCP driver?uart recive char store in buffer so on till end char same process for cdc receive string data?or any other solution fo...

Problem with STEVAL- IHP007V1

Posted on June 26, 2018 at 04:05I have two problem with  STEVAL- IHP007V11. I can't  find pin of connector in schematic of this evaluation board here https://www.st.com/resource/en/schematic_pack/steval-ihp007v1_schematic.pdf 2. User manual of STEVA...

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Hung Le by Associate
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Writing multiple blocks to SD card fails

Posted on August 02, 2017 at 14:19Hello. I am developing application that involves writing multiple blocks (of 512 bytes) to SD card. It is a part of USB MSC application, multiblock operations are required for correct and fast functioning. A BSP_SD_...

stm32 I2C3 master: wont transfer data

Posted on June 26, 2018 at 00:02I am having difficulty transmitting on my stm32l071k8. I am using a STM32l073RZ nucleo board for benchtop development.my lab setup is just a nucleo board connected to an oscilloscope for SCL and SDA. Currently my devi...

Resolved! USB Host on USB-IF Compliance Program

Posted on June 22, 2018 at 01:44Hello,We implemented USB Host on a product based on STM32F427 MCU. Now we try to test it on USB-IF compliance program. But it fails to satisfy the USB-IF requirements.Questions we have:1. Does USB Host support USB Hub...

Pilot B by Associate II
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Did I break my 407 with +5V?

Posted on June 26, 2018 at 01:12I accidentally used a 5V regulator instead of 3.3V. After fixing that the SWD dongle/ST link says no connection to target. This happens to be my only prototype now. Building a new or swapping the 100pin STM32F407 isn'...

LMI2 by Lead
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I2C issue with STM32H7 MCU

Posted on June 11, 2018 at 19:14Hello.,., I am using STM32H7 newly released MCU in our project,  In this 3 slave devices are connected thorough I2C interface (Audio codec,EEPROM,RTC devices), All slave devices are accessible and working fine with ro...

Sensortile UART pins 6 &7

Posted on June 19, 2018 at 23:32Hello,I'd like to use the UART pins on the SensorTile to receive data from another microcontroller (STM M0) via UART.  I've noticed all virtual com port examples for this device use the USBD library instead of UART li...

How to enable FPU in STM32F7

Posted on June 25, 2018 at 14:13I wanted to use FPU in STM32F7, How to enable FPU.Also how to check if it gets enabled?Majerle.Tilen.001 #stm32f7-nucleo #fpu

pjn by Associate II
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stm32l476g-discovery kit demo program

Posted on June 25, 2018 at 15:57I tried flashing the kit with it's demo program with the demo ST provided.There's audo record function where i tried recording and playback all i heard is the noise.. Is it just me or anyone else ?Any fix for this ? #...