STM32 MCUs Products

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DS1307 Hal library

Posted on February 26, 2018 at 09:59HelloI'm Working on stm32f107vct6 and use internal rtc but it have a bug and i cant save date (loss date when it reset).i decide to use tiny rtc and i new on hal library.i used to spl. i  can't find library with h...

Resolved! Jumping to stored code triggers hardfault interrupt!

Posted on February 23, 2018 at 07:04 Hello, I have developed a IAP application based on STM32F030CCT6. The application code is received on UART and I can store it in flash, I am storing codeat 0x08010000. But I am facing problems in executing it....

Mrunal A by Associate III
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STM32F0 DMA one shot mode

Posted on February 26, 2018 at 09:52Hi all,I am using the ADC with DMA configured in one-shot mode. We are using the STM32F071V8 controller. Page number  246 of the Reference manual says that -  In this mode, the ADC generates a DMA transfer reques...

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STM32CubeMx 4.24 ADC pin configuration broken

Posted on February 26, 2018 at 05:21When you configure AIN0 for example in ADC1 it assigns it to PA0.  Perfect.But when you go to assign AIN0 for ADC0 it assigns it to PA0 as well?!  It should assign it to PB0.The list on the right use to give you a...

SDRAM initialisation with CubeMX

Posted on February 26, 2018 at 01:01Hi, I was trying to get SDRAM working on custom board with STM32F746. After I calculated timing parameters and generated code with CubeMX i tried to write and read some data form SDRAM, but it always ended in hard...

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Development Board for STM32L151CB & STM32L151C8 MCUs

Posted on November 27, 2016 at 13:21Hi, We want to develop a LoRa node based on( https://github.com/Lora-net/LoRaMac-node).They are using STM32L151CB & STM32L151C8 MCUs. So, could you please suggest us a development board + all necessary accessories...

kaljehani by Associate II
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  • 6 replies
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Timer 2,3 Offset

Posted on February 20, 2018 at 05:30Here's my code to initialize timers 2 and 3. Keep in mind that right now, this code executes with no problem and there is a 100Hz output on PA5 (TIM2) and PA6 (TIM3)My objective is to offset TIM3 by 180 degrees fr...

Ask for STM32F103 choose crystal

Posted on February 24, 2018 at 01:42Dear team:I use STM32F103 LQFP48 package MCU, using 8M crystal. Circuit board size is limited. Want to use a small package of 8M crystal. If NX3225GD, do not know if there is a problem. And crystal matching capaci...

km naxin by Associate II
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Two pin crystal vs 4 pin crystal in stm32f429

Posted on February 25, 2018 at 07:31I'm designing a pcb for stm32f429 MCU. All the sample boards that I have seen use 4 pin SMD crystals. Is there any reason that I should do the same and not use a normal 8Mhz 2 pin crystal?