STM32 MCUs Products

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Forum Posts

FlashMemory and actual page size

Posted on July 06, 2014 at 08:42Hello there, i have a Problem to understand what the actuall page size in Flash is. I have a smt32f303xxx device and therefore the corrsponding user Manual. On page 48 at Point 3.2.1 Flash Memory Organisation it is w...

Driver support for MultiMediaCard(MMC)

Posted on July 06, 2014 at 09:20Hello,I'm currently working on a data logger project that records raw sensor data to a flash memory. As the writing speed is the most crucial parameter in the design (> 10 MB/s) , my plan was to use an MMCplus(MultiMe...

salexku by Associate
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Check CTS level in UART with flow control

Posted on July 03, 2014 at 11:35Hi, I'm working on STM32 Discovery Board (stm32f4xx mcu) and I'm using an UART with flow control enabled; since I use the CubeMx code, I'd like to check the CTS level to know if transmit is enabled or not, because the...

DUrbano by Associate III
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STM32F4 Disco Flash IAP questions

Posted on July 04, 2014 at 02:48I program in assembly language. I need hardware calrification, not c code please. 1) The parallelsim setting for USB/St-Link power would be x32? (PSIZE=10). Ie I understand the external power option whic I would be su...

SDIO sd 4 bit bus, stm32f103 problem

Posted on June 30, 2014 at 14:28The original post was too long to process during our migration. Please click on the attachment to read the original post.

mn by Associate III
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STM32f4 Standby Mode example Problem

Posted on July 05, 2014 at 10:50HiI started working with STM32f4 by STM32F4-Discovery Board.The first Document that I started using it is firmware example.But in Standby Mode example I've encountered with some problem with my ST_LINKAfter I build PW...

razi by Associate
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Problem configuring STM32F4 Discovery as SPI slave

Posted on July 04, 2014 at 11:25 Hi, I'm currently trying to make SPI communication between PIC18F2580 as master and STM32F4 Discovery as slave. The communication doesn't work, both master and slave receives 0xFF all the time. I have it ...

flukeco by Associate II
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STM32F429ZI - erasing upper half of 2MB flash

Posted on July 03, 2014 at 21:20We're writing a bootloader and found out that flash sectors 0-11 (lower bank) can be erased, but sectors 12-23 (upper bank) can't (by a program running from flash). The chip sets WRPERR bit in FLASH->SR register, whic...

rs by Associate
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PWR_EnterSTOPMode not reducing current consumption

Posted on July 04, 2014 at 12:00I am developing an application based on the STM32VL Discovery board centred around the STM32F100RBT6B microcontroller. The application interfaces with an SPI TFT LCD based on ST7735, a set of user push buttons, SPI EE...