STM32 MCUs Embedded software

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Option Byte Loading (OBL_LAUNCH) fails

Posted on April 22, 2017 at 13:10Hi, I'm having an issue on STM32L151RC with HAL_FLASH_OB_Launch(), simplifying:if (HAL_FLASH_OB_Unlock() == HAL_OK){    HAL_FLASH_OB_Launch();    while (1);}MCU seems to fall in an undefined state.Certainly GPIO peri...

elKarro by Associate III
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STM32F103 ADC and timer interupt

Posted on April 19, 2017 at 20:11Hello!I want to build a project where i need to do about 3500 readings from a CCD sensor in a short period a time. The signal i want to read has a frequency of about 0.35MHz, which should be fine as long as i use  13...

lwip + freertos + stm32f407VGT

Posted on April 20, 2017 at 14:17hi,i design a board that have ethernet PHY with dp83848 but my problem is i cant get ping from my ip and i disable the dhcp. but in wireshark i see the ARP requset. what can i do?also i cant get debug statements. i s...

Resolved! HAL_I2C_Master_Receive

Posted on April 19, 2017 at 11:49Hello,I have simple interfacing of STM32F0R8T6 with M24C01 EEPROM. It's been one week I am trying to read from EEPROM but buffer is responding with 0xFF value. My program successfully write values on EEPROM but fails...

deokar by Associate II
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WICED Wifi (BCM43362) with STM32

Posted on April 18, 2017 at 11:27Hey there.I am planning to develop a custom firmware for the https://docs.particle.io/datasheets/photon-datasheet/ based on CubeMX.My first steps would be to get an WiFi AP up and running with the module.Has anybody ...

Rob Keck by Associate II
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Stack memory ?

Posted on April 17, 2017 at 07:51Everyone,Are these variables taking a lot of memory space on the stack ?FRESULT fr;    //move to global        /* FatFs return code */FILINFO fno; //move to globalDIR dir;     //move to global?Thanks#space #memory #f...

Memory requirement on RTOS task?

Posted on April 15, 2017 at 01:21Everyone,How can I know memory requirement for each task on RTOS ?I put already 512 bytes per task, and the setting on freertos configuration is larger than needed, but I can not executerepeated function on one task,...