Posted on March 26, 2015 at 15:01I was wondering what the negative input can be on an ADC pin. We have an analog signal that can be very rare -38mV for a short moment. In the datasheet page 60 of the F411 i can only find Absolute maximum ratings: In...
Posted on March 26, 2015 at 14:59Hi,I am trying to program stm32l051 MCU using IAR workbench and stlink V2 debugger.I am facing an issue while trying to program it when MCU is in stop mode. In normal mode it works fine.It is also observed that durin...
Posted on March 26, 2015 at 14:47I have an STM32F427 / LQFP144 design and am interested in migrating to the STM32F446. What changes do I need to consider (hardware and software)? Primary Peripherals: SDCARD (SDIO), Codec, SDRAM(16M x 16bit), USB (as...
Posted on March 26, 2015 at 11:58i am a beginner in microcontroller coding i was playing with fatFS recently, i wrote a loop to continuously write 0x1234578 in hex form in file but from file i am geting output as 78 56 34 12 78 56 34 12i know th...
Posted on July 07, 2013 at 22:56The STM32L series does no have a dedicated pin for a battery backup to keep the RTC running when the supply is removed.What is the recommended way to provide battery backup of the RTC for this series? #rtc #battery...
Posted on March 25, 2015 at 07:58HelloI have been using Freescale 8-bit for all of my projects.My most used device was https://www.google.co.in/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&uact=8&ved=0CB0QFjAA&url=http://cache.freescale.com/file...
Posted on March 26, 2015 at 10:08Hi, stm32 guys,Will the STM32CubeMX support HID+CDC composite device for stm32L152?I can find the HID+CDC composite device sample code on STM32F0x2.But my stm32L152 project is build on CubeMX base, the function name ...
Posted on March 25, 2015 at 07:03Thank for your look and help. I want to send a string ''&sharp1250♯'', and the 1250 is the sensor value. So I do some try. uint16_t ch=1250; uint16_t Value[4]; char str[10] = ''♯''; ...
Posted on March 19, 2015 at 14:25Hi I´ve problem with programming stm32l053, after debug get error ''Cannot identify target as a STM32L family''. I´m using Eclipse Indigo under Linux, st-link/v2 debugger, OpenOCD, arm-none-eabi-gdb. My reports Open ...
Posted on May 16, 2013 at 19:28 I just spotted some invalid defs in the CMSIS stm32F4xx.h definitions file. In the section on bitband definitions it has entries for backup SRAM, SRAM2 and CCM SRAM: #define CCMDATARAM_BB_BASE ((uint32_...
