STM32 MCUs Products

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Forum Posts

Bootloader to Application Transition Not Fully working.

Posted on January 31, 2013 at 19:47I have an application I build from Atollic True Studio that runs correctly stand alone on an STM32F407ZE processor. I am working to insert a boot loader that later branches to the application.  The boot loader runs...

Resetting Non Processor Register on STM32F4

Posted on January 31, 2013 at 21:24I have an application that runs fine alone when booted stand alone but appears to have timing problems when branched to through a boot loader.  It appears to run slowing and I suspect timing related registers. Is t...

STM32F407VG AND BATTERY

Posted on January 31, 2013 at 16:34Hi everyone I hope someone could confirm this: I am designing a project with  STM32F407vg that must operate from battery  for about 2 years in STANDBY MODE, In my system i have 2 batteries , external 12v that is r...

sami by Associate II
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USART - Sending break characters on RS485 bus

Posted on January 30, 2013 at 20:58Hi all,I can't figure out whether the TC flag is set at the end of a break character or not.I use a GPIO to enable TX mode on the RS485 transceiver at the end of any transmission I normally monitor the TC flag and ...

STM32F4 uKeil ILI9320 SPI GLCD HY28A

Posted on January 30, 2013 at 02:19Hello, i need connect HY28A with ILI9320 to my STM32F4 Discovery, but i didn�t find any examples on whole internet. I spended many days to try start SPI connection and connect GLCD, but without any success.And hav...

SPI DMA with ADS1256 on STM32f103RB

Posted on January 29, 2013 at 18:04Hi everybody,I wanna know if its possible to use DMA SPI for drive the ADS1256 or similar where I can ''stop'' the tranfer to wait until the time to convert T6 (Delay from last SCLK edge for DIN to first SCLK) of t...

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felipe by Associate II
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stm32f103zet + fsmc+ssd1963

Posted on February 01, 2013 at 08:38The original post was too long to process during our migration. Please click on the attachment to read the original post.

STM32L: does it use NOR Flash?

Posted on January 24, 2013 at 07:53I've noticed that STM32L initializes Flash to 00 instead of FF.  Yes, it has an EEPROM section that can be used for 4KB of NV data storage, which is great.  I suspect that is actually NOR Flash as well.Anyway, if S...