STM32 MCUs Products

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STM32F207 USB Mass Storage host device bridge

Posted on May 20, 2013 at 05:22Hi All, I am a starter on STM32F207 MCU. My project is developing a system as a usb host device bridge.  System architecture is:         PC Host <----> F207 <----> usb flash drive F207 is similar as a ''usb bridge''. ...

analcye by Associate
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SPIRIT1 DK_1.0.7 in C++ problem

Posted on May 19, 2013 at 19:45 Hi, I have problem compiling in C++ IAR this application (Spirit1 sdk evolution board) In C I have not problem compiled is ok! but in C++ I have some problem with this (450) error: Error[Pe349]:...

Parallel flash programming for STM32 ?

Posted on May 19, 2013 at 14:21Hello,         I was just going through some old datasheets for my AT89S51 microcontrollers based on the 8051. I came across parallel flash programming i.e. directly programming the flash through hardware, without goin...

pandit by Associate II
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Too Slow TFTP transfer speed

Posted on May 17, 2013 at 07:13Hi All I am using TFTP example in my project using STM32F2x7_ETH_LwIP_V1.1.0  library but my problem is about the transfer speed !! my results explain that a 255KB file transfer from Pc to ARM take about 3 minutes to c...

Program received signal SIGTRAP, Trace/breakpoint trap.

Posted on May 18, 2013 at 15:10Hello,I'm currently working on the STM32F100C8, but i'm having problems when trying to program it.When launching the debugger i get the following error:''Program received signal SIGTRAP, Trace/breakpoint trap.0x0800044...

PSRAM and LCD conflict ?

Posted on May 02, 2013 at 16:22Hi , I am getting a little problem with my LCD. It run well on my old board with fsmc. It was connected for FSMC_Bank1_NORSRAM1 fsmc_a16 was the RS pin and declaration was : #define LCD_REG              (*((volatile un...

warcatz by Associate II
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STM32F407 BOOTLOAD options? URGENT!

Posted on May 17, 2013 at 08:47This is a continuation of my other thread on JTAG, but shifting topics slightly. I need to understand boot up and firmware loading/updating options better. I'm using the BGA version of this device in my product design....

STM32F3Discovery Compass Demo

Posted on April 28, 2013 at 14:11HelloI'm a student and my problem is, that I have to do compass demo on my PC, in order to do magnetic effect test. I bought STM32F3Discovery, but i can't find anything. I have found on youtube this compass demo, but...

kyniek by Associate II
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Reading PSR

Posted on May 16, 2013 at 10:00HiDoes anybody have some inline GCC assembly to read the PSR? I am coming from an IAR background and in IAR I just used __get_PSR(), but this is not available in GCC - CrossStudio for Arm from Rowley. Any help in readi...

Gawie by Associate II
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stm32f103 usart

Posted on May 16, 2013 at 07:49How can i use printf() with usart, if i want to dump the values on serial window after reading the register and printing it's value. #rtfm #stm32l #usart #usart #discovery

aman by Associate II
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