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System Handler Priority Config on STM32F4

Posted on September 07, 2013 at 14:33I need to change some system handlers interrupts priorities, but I could not find this function NVIC_SystemHandlerPriorityConfig or something. CMSIS 3.20 & STM32F407 MCU. Can anyone help me? #stm32f4 #systemha...

STM32L Discovery USB

Posted on September 06, 2013 at 20:32Hi, first of all, I'm writing a new thread because I couldnt reply to [DEAD LINK /public/STe2ecommunities/mcu/Lists/STM32LDiscovery/Flat.aspx?RootFolder=/public/STe2ecommunities/mcu/Lists/STM32LDiscovery/STM32L%2...

codium by • Associate II
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  • 5 replies
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STM32VLDiscovery EXTI

Posted on September 08, 2013 at 06:54 My question is probably simple. Can I configure external interrupts triggered by PA10, PA11, PA12 and PA13? Studing the EXTI example I understood something like this: PA0 is connected to EXTI_L...

hprado by • Associate II
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  • 6 replies
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ADC offset error

Posted on September 06, 2013 at 13:49I am using 2 ADC inputs on an STM32F103.  Vref is 2.500V, from a voltage reference. One input is multiplexed via relays from a variety of external analogue signals and works well.  The other is used to monitor th...

USB FS core and HS core simultaineously

Posted on September 06, 2013 at 21:23Since the STM32F407 has 2 USB ports, OTG_FS and OTG_HS, can both ports run at the same time? I want OTG_FS to operate as a host and OTG_HS to operate as a device at the same time.All of the sample code from ST op...

tager by • Associate
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  • 2 replies
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bootloader and atollic

Posted on September 05, 2013 at 17:11Hello,I work on the bootloader IAP_ethernet from ST.I use the TFTP transfer.When I use the image ''Ethernet_IAP_STM3240 \ binary \ STM324xG_EVAL_SysTick.bin'' provided in the example AN3376, it works correctly.Wh...

pcu by • Associate II
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  • 3 replies
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ETH_MACFFR.PCF field

Posted on May 19, 2013 at 10:04Quote from Reference ManualBits 7:6 PCF: Pass control framesThese bits control the forwarding of all control frames (including unicast and multicastPAUSE frames). Note that the processing of PAUSE control frames depend...

dimax by • Senior
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  • 2 replies
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Debug - Print GPIOA->BSSR register

Posted on September 07, 2013 at 00:56Hi,How can I print the GPIOA->BSSR register using gdb? I tried to p using the register address but with no success: (gdb) n 67              GPIOC->BSRR = GPIO_Pin_9; (gdb) p/x *(0x40010800 + 0x10) $6 = 0x0 ...

ee06091 by • Associate III
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How can I redefine it ?

Posted on September 06, 2013 at 14:44Guys, I saw these codes, #ifdef USE_STM3210B_EVAL   #define USB_DISCONNECT                    GPIOD     #define USB_DISCONNECT_PIN                GPIO_Pin_9   #define RCC_APB2Periph_GPIO_DISCONNECT    RCC_APB2Per...

usart -> dma fifo error int

Posted on September 05, 2013 at 04:09 Every time I hit my dma int handler I have an error and it looks like the data i'm sending is all screwed up. Any ideas ? Better yet, any direction as to how to solve these issues myself ? There are ints ...

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