STM32 MCUs Products

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STM32F4 can't transmit using ethernet

Posted on August 02, 2013 at 22:54Hi to Alli'm trying to get to work the ethernet periphery in MCU, i can successfully init DP83848i , can read regiter, and even(i think) receive packets, but mcu does not transmit any packets outside. the code i've ...

khorght by Associate II
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STM32F4 discovery board on Linux

Posted on July 27, 2013 at 17:42 Hi all, I am writing here because I am experiencing problems running the STM32F4 discovery board on a Linux distribution (Slackware 0). Precisely, it seems there is some problem with the communica...

azzalin by Associate
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STM32F4Discovery CDC HOST and Device

Posted on August 02, 2013 at 11:13Hi All,I'm starting a developpement on STM32F4Discovery.I want to use the two USB controler (HS and FS) in CDC Host and device to implement a serial to USB bridge.OTG FS peripheral on device side to connect to PCOTG...

pfifre by Associate II
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Allocating memory for 2x256KB buffer

Posted on August 01, 2013 at 16:01dear all,I trust you are well. I cannot figure this out and I was hoping someone more experienced than me could help me out...I am trying to allocate memory for 2 buffers (of uint16_t type) on a STM32F407ZG. each bu...

STM32F4 custom bootloader Vector table

Posted on August 01, 2013 at 17:00I have a custom bootloader that I flash to the first sector (0x8000000) and when it receives a new program it loads it to 0x8004000. however when It jumps to the program it seems to have problems with a lot of the p...

berge472 by Associate II
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No reaction after plugging board via usb to PC

Posted on August 01, 2013 at 13:52Hi, I have tried to measure the real output voltage on 5V pins so I'd know for sure I won't burn my servo, but after doing so all LEDs went of, nothing happens after connecting board to USB and now on the 5v pin I h...

ufix10 by Associate
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Weird ADC temperature sensor results

Posted on July 31, 2013 at 09:26Hi,I am trying to use internal temperature sensor of STM32VLDiscovery board but I have a little problem. I get ADC conversion result and apply the formula in RM0008, temp = (V25-Vsense)/Avg_slope+25, to calculate temp...