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STM32F030F4 ADC strange behaviour

Posted on October 08, 2015 at 01:01Hello all, I have a custom board with STM32F030F4. I'm trying to run the simplest example generated by STM32Cube, which is to sample Temperature sensor and VRef input using DMA. Everything compiles and runs properl...

srdjan by Associate II
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flash loader via i2c?

Posted on October 30, 2015 at 19:46Hi, I would like to use I2C3 interface to load the flash program to STM32F411 chip. As I understand the ANs, this should work according to AN2606 and AN4221 either in system boot mode, or if I jump to system boot f...

flyer31 by Senior
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ADC in dual interleaved mode in stm32f4 discovery

Posted on October 17, 2015 at 18:13Hi, i have problem with determing number of cycles. If i run ADC in dual interleaved mode with this parameters:  ADC_TwoSamplingDelay_5Cycles + ADC_SampleTime_3Cycles with resolution 12b on the first run of adc,...

hokus by Associate II
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stm32f051c8: powering-up of analog part is mandatory

Posted on October 31, 2015 at 18:58Hi all, I've found a surprising behaviour of stm32f051c8 controller. For simplicity reasons, power was provided for IO and core parts only, analog part excluded. STLink utility is unable to connect to the device. I...

sdobrets by Associate
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  • 1 replies
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stm32t407vgt6 hex file loading problem

Posted on October 29, 2015 at 17:21I tried two hex file Loading is missing my project    50kb    loaded 17kb my project   126 kB loaded 49 kB What is the problem Thank youhttp://s11.postimg.org/u17wfp5yb/image.png

kemal by Associate II
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  • 5 replies
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help file for stm32f051

Posted on October 31, 2015 at 10:16Hi, I'd work from ..HAL_Driver_UM.chm help file.  Just downloaded ''STM32Cube_FW_F0_V1.4.0'', but it contains .chm help for only STM32F091xC, F072xB and F070xB.  What about the others? May I use any of them for F05...

CMSIS DSP

Posted on October 30, 2015 at 21:05I am trying to implement an FFT on Nucleo-L053R8. I am using System Workbench and STM32CubeMX, on Windows 7 64. Adding a function like arm_rfft_init_q15, causes the program size to become so large as to no longer f...

cbenson by Associate
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NucleoF411re, SPI1 --> NSS (StdPeriphLib)

Posted on October 30, 2015 at 17:33Hello guysim working on a SPI interface where SPI1 has a hard wired NSS (neg. slave select == /chip select).watching the logic analyser, the spi transmission takes place but the NSS signal is staying high during th...

60 mA at +/- 1.5V on GPIO on a NUCLEO-L053R8

Posted on October 30, 2015 at 20:03Dear all,I am a beginner and my questions may seem stupid, so please understand.Using mbed, I would like to program a NUCLEO-L053R8 evaluation board. The goal is to deliver 60mA@1.5V on a group of GPIO and change i...

Valid Stack Pointer Regions for STM32 MCU

Posted on October 30, 2015 at 19:01Hello, since a week, I always get a HardFault in the line ''bx R14'' of the FreeRTOS 8.2.2 assembler routine vPortSVCHandler on a STM32F103zg. ''Attempt to do exception with bad value in EXEC_RETURN number (INVPC)...