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STM32F4xx peripheral to memory max rate

Posted on November 01, 2012 at 18:35I have a peripheral bursting 8-bit parallel data at 56MHz gated by a data valid signal. Can the STM32F4xx support peripheral to memory dma at this rate? What is the max rate the STM32F4 can handle dma requests? ...

denny23 by Associate
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STM32F4Discovery and extra PHY

Posted on November 01, 2012 at 20:17Hello, I am trying to attach external PHY chip to my STM32F4Discovery board. I am using the 'stm32f4x7_eth_lwip' example from the ST site. I think for people that have the bigger evaluation board with already sold...

M0NKA by Senior
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StdPeriphLib Question

Posted on November 01, 2012 at 17:29So does the whole family of STM32M0-STM32M4 have their own StdPeriphDriver offering?  Under the advisement of my hardware guide, I am trying to test out the Freescale Freedom board after I have developed on the ST...

wbarkley by Associate II
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stm32f105 usg otg problem when send 64 byes on IN transaction

Posted on November 01, 2012 at 15:27hi  ST experts,  i am testing Virtual COM Port  function using stm32F105(connect line),the USB OTG FULL SPEED  library is 3.3.0 and PC driver is VCP_1.3.1 on Win7,i find when send just 64 bytes(Max packets size) f...

yexm_it by Associate
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Bus Fault occured randomly during normal operation

Posted on November 01, 2012 at 07:44Dear all, MCU we are using is STM32 F103CBT6, on a motor driver application. Wehave encountered a strange phenomenon that Bus Fault occurred randomly duringnormal operation, and the fault message shows that the PC...

edison72 by Associate
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DMA: Reset hidden increment registers

Posted on October 31, 2012 at 08:05I emulate an I2C eeprom. I first receive the address, then I set the DMA-Source pointer to my tx-array (DMA_MemoryBaseAddr). As I have configured autoincrement, several bytes will be transferred. When the second re...

ST-LINK under Windows 8

Posted on October 31, 2012 at 19:26I found the following page useful to permit the installation of the unsigned ST-LINK driver under Windows 8http://www.trickday.com/2012/09/how-to-install-unsigned-drivers-in-windows-8/

How to use CCM RAM on STM32F303VC?

Posted on October 31, 2012 at 12:58There's no examplo using CCM RAM on the STM32F303 stantard library. I need to know how modify the EWARM liker icf file to add the CCM RAM section and how to put an assembler routine in this section.

Asantos by Senior
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