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stm32 lwip large udp packet processing problem

Posted on August 22, 2015 at 16:48Stm32f407lwip 1.4.1 when trying to process udp packets in a simple socket based udp echo server with mtu size of 1500 bytes echo failed at packet payload size of 1472 bytes. Fixed this by changing hardware checksum ...

SWD floats, STM32F2, code don't run

Posted on August 13, 2015 at 08:391. I am using STM32F205, with serial wire debug, composing reset, clk, data & gnd pins.2. Whenever I connect debugger my code runs perfectly. But without debugger, sometimes code just don't run. I am toggling a pin ...

STM32F427 USART FIFO ?

Posted on August 21, 2015 at 23:48  Is there a hardware FIFO for USART6 and if so what size in bytes ? If not, example code of putting a FIFO in the interrupt handler ? How about the other USARTs and UARTs, do they have hardware FIFO ?

doreen by • Associate II
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STM32 library: What is the best?

Posted on August 21, 2015 at 22:35Hello to all the forum,i'm new to the STM32 platform, i have buy the STM32F4 discovery board, and i have started some basic test with Eclipse and GCC for ARM.I have started my work with the HAL library, with success...

ST-Link Utility External Loader sources

Posted on August 20, 2015 at 21:55Hello! I have custom board with STM32F746NG, sdram and NOR flash Spansion S29GL128S10 mapped at 0x6000 0000. I tried to download bin file into nor using external loader (used STM32F756G-EVAL) M29W128GL looks very s...

stm32f0 rtc

Posted on August 21, 2015 at 15:29 I downloaded application note write code.my device(stm32f0discovery,stm32f051r8t6).the weird thing with cube generated code it doesnt work either.In addition if I put breakpoint on while loop when I look rtc I s...

aaslan by • Associate II
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VBUS fireworks ( STM32F407 drawing 50ma over PA9 )

Posted on August 18, 2015 at 14:50Hi all,in another Thread it is mentioned and confirmed that bootloader v2.0 will configure the stm32f105/7 devices usart1 in a way that vbus detection pin pa9 will draw about 45ma. ( /public/STe2ecommunities/mcu/Lis...

STM32F4 Input Capture TIM2 Channel 4

Posted on August 21, 2015 at 14:02Hello I'm faced to the Problem that I do have to use TIM2 channel 4 for Input capture. I know that channel 4 can not be used like 1 to 3. But I thaught I can use the channel 4 to get edges and take CCR4 as counter t...

oli by • Associate II
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