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STM32L Problem in booting without debugger

Posted on July 15, 2015 at 14:02I have a STM32L151UC, I am compiling a project getting a Hex and and Elf file, I flash the Hex file using ST-Link Utility and St-Link/V2 and I can start it on debug mode over openocd and gdb, being able to print with ...

patroklos by Associate II
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3 Phase Motor Control PWM with dead time and phase shift

Posted on July 15, 2015 at 16:12Hi I have adapted the program found below from the example 7PWM_Output in the StdPeriph library examples. My aim is to create 3 PWM channels each with it's respective complimentary output as well as inserted dead time...

STM32F3 Trigger DMA1 from TIM2 Update

Posted on July 15, 2015 at 00:09 I configure my DMA, and am trying to trigger it to move data from an array to a GPIO-> BSRR each time TIM2 update interrupt triggers. I have assigned a push button to enable the peripherals as per below. However,...

daniel2 by Associate II
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''Internal command error'' while flashing

Posted on July 15, 2015 at 14:26Hi I have a stm32f429 board which i bought recently. When I try to flash the board the code gets downloaded, but after that when I try to flash again I get this error   ''Internal command error''  ''Error: Flash downl...

Using two independent timer interrupts

Posted on July 15, 2015 at 09:57Hey, until now I am using a timer in interrupt mode. The interrupt is called by the function HAL_TIM_PeriodElapsedCallback. This works fine for me. Now I need a second timer in interrupt. Can I call the interrupt with...

gross by Associate II
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STM32L151UC: 'WFI' but interrupt never triggering

Posted on July 08, 2015 at 08:47 I am using an STM32L151 (Cortex-M3) and configuring an external interrupt on a gpio pin: /* Enable clocks */ RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE); RCC_APB1PeriphClockCmd(RCC_APB1Periph_SPI3, EN...

patroklos by Associate II
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  • 6 replies
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Multichannel ADC in disc. Mode (with DMA support)

Posted on July 14, 2015 at 17:00 Dear Community, I want to use DMA to multichannel-convert the result of the ADC (for my case of the ADC1 of a F051 device). As shown in the STPL examples for the continuous mode this works very well. However I ...

jogerh by Associate II
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  • 7 replies
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STM32F429I-DISCO USB MSC trouble

Posted on July 14, 2015 at 13:12 Hello. I am trying to make USB MSC device on this board with internal RAM disc as storage.  I am using STM32_USB-Host-Device_Lib_V2.1.0 and i use USB MSC project from that archive as example.  I have made changes in ...

USB OTG Library and Keil RTX

Posted on July 15, 2015 at 06:05My configuration of USB OTG library is working stable and all problems are dissapeared. After integrating with Keil RTX after 1-5 seconds USB stoped, but no completly hanged out: after dosconnection and connection wor...