STM32 MCUs Products

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stm32f446e-eval board bootloader

Posted on April 22, 2018 at 00:19I just received my brand new STM32446E-EVAL board and the first thing I tried to use was in the In-System bootloader.  My problem is that the ''Flash Loader Demonstrator'' utility never connects to the mcu.  I keep t...

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Resolved! STM32L073RZT6: Incorrect Systick Frequency?

Posted on April 21, 2018 at 21:46Hello all. I am new to STM paradigm. I have a Nucleo 64 STM32L073RZT6 64 PINS board.I was trying to configure the Systick timer, however it seems that the input Systick frequency is always divided by 2.I am using the...

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STM32F103RBT6 UART is sending garbage data

Posted on April 21, 2018 at 13:38 I am Working on STM32F103RBT6 and need to implement UART in my Requirement. I tried Using UART1 and UART2 Both individually on my code to send character data  'Hi I am Working ' to the PC. But Every time UART is sen...

Resolved! F091 can bus

Posted on April 22, 2018 at 01:33hi!I'm trying to play a bit with the CAN bus in the NucleoF091RC, I just generate the code with CubeMX with the CAN_Mode set to Loopback (to use only one node and my scope to see the data), dropped that code in Eclip...

Can I leave VBAT unconnected?

Posted on April 11, 2018 at 14:03Hi, I Have a project that can be populated with or without RTC and a battery. Can I leave the VBAT pin unconnected when building PCBs without the battery?I'm using an STM32F072. #stm32f0 #stm32 #vbat

OctoSPI as dual QuadSPI?

Posted on April 22, 2018 at 09:03Hi alli want to use Hyperram on STM32H7. It has got QuadSPI while Hyperram is designed to work with the OctoSPI present on STM32L4+. Can I use the dual QuadSPI to emulate the OctoSPI?Ivano

Variable overflows inside timer irq handler - stm32f427

Posted on April 21, 2018 at 04:24Hello,i am using a stm32f427 trough C with IAR compiler, and i am facing a strange situation.To have a overview, the functionality of the app,  is relaying on 3 ISR's.Timer1 IRQ handler - runs at 25khz where  some co...

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stm32f407vet6 MCU general questions

Posted on April 05, 2018 at 23:35Hey everyone, I'm new to these microcontrollers and new to these MCUs in general, and had a few questions... First off, i have some experience using Arduinos, so I'm somewhat familiar with the functionality and progr...

html page with javascript can't be generated

Posted on April 21, 2018 at 23:07i have a html page that excute js functions so i add the needed file to fsdata.c but i can't manage to find the problem why it won't work  fs_open(&file, '/pie.html'); netconn_write(pAcceptedConnection, (const unsi...