STM32 MCUs Products

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STM32L152VC: LCD segments not all 5V tolerant

Posted on October 21, 2014 at 19:36The STM32L152VC includes an internal voltage regulator with contrast control from 2.60 to 3.51V. Those voltages then get used to drive the individual segments. In my case, I'm running the processor at 2.6V (VD). Wh...

sheldon by Associate II
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Hard fault error and static variable

Posted on October 15, 2014 at 10:14Hello all, Following some hardfault error with my code running into a STM32F415, I found a solution that leave me puzzled. In my main, I declare a array of 600 uint8_t called data;uint8_t data[600]; I call a funct...

ARM GCC + STM32 don't like each other

Posted on October 16, 2014 at 16:29Hello matesI'm looking to use the SMT32F303VC (STM32F Discovery Board) for my first product. I'm developing on mac osx, build my toolchain based on ARM GNU GCC (GCC ARME NONE EABI 4.8) + Eclipse + Zylin Plugin + Op...

STM32F4 Discovery slow speed

Posted on October 21, 2014 at 00:00 Hi all, I am working with the STM32F4 Discovery board and I changed the Standard Periph Library from 1.0 to 1.4 With the 1.4 version the boards run slow with this code: #include ''stm32f4xx_c...

Sending ten bits to SPI slave

Posted on October 18, 2014 at 20:19Hi, I want to send ten bits from my STM32F4 Discovery to a SPI slave. The SPI Init struct only allows 8- or 16 bit (SPI_DataSize_8b, SPI_DataSize_16b) Whats the best way to send the required ten bits to the SPI sla...

paul2 by Senior
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Secure MCU

Posted on October 21, 2014 at 20:14Hello,My apologies if this is a wrong post but couldnt find the right one.The question I have is for ST representatives. Tried to use the Support link but it does not work here.I am considering to prototype a proje...

Flash to RAM -reg

Posted on October 21, 2014 at 08:49Hi, I have couple binaries packed as one Intel hex format and flashed using KEIL. Bootrom and application are placed at 0x08000000 and 0x081C00000 respectively in STM32F427. My bootrom will copy the application cod...

STM32-Disco429 SDIO + SD CARD init

Posted on September 20, 2014 at 04:23HelloMicro controller = STMF32DISCO429.SD card reader = SD/MMC CARD BREAKOUT BOB-12941SD CARD = 16mb Hp invent Sandisk card 0210ln Library = STM32Cube_FW_F4_V1.3.0Hello, ive been trying to set up a sd card just s...

s3322513 by Associate
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OpenOCD or AttolicGDB flash error with STM32F030 (F05x ok)

Posted on September 24, 2014 at 09:37We have good experience with STM32f100, STM32F05x but for our new product we used STM32F030 and I am not able to program it over GDB. The interesting think is that F05x can be programmed over GDB without errors (...

hub by Associate II
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stm32f051 - st8034 reader switching

Posted on October 21, 2014 at 15:14Hello all ,            Can any one help me how to switch two smart card readers ST8034hc with one MCU - STM32F051XX . Please provide me with some example file or application note , schematic files   with smart card...

sarat by Associate
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