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Stmf4-discovery debugger + USART problem

Posted on February 15, 2013 at 05:12I 'm new to stmf4 discovery and am facing problems in getting USART working on my STMf4 discovery board, I tried the same code as posted in the discussion ''F4discovery using Uart 1''. but when I click on ''make a...

I2C Event 0x30011

Posted on February 22, 2013 at 14:17Can someone please help me figure out what is going on with the bus that would cause me to receive an event with the status bits (0x30011)? BUSY STOPF MSL START Is this simply the case where I am sending bytes as ...

saccrue by Associate II
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execute software interrupt

Posted on February 22, 2013 at 12:15Platform: STM32F101 Scenario:The interrupt handler is executed frequently (100kHz). Occasionally need to perform more complex, time consuming oprations. How to create a lower-priority interrupt occurs immediately ...

ami by Associate
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GPIO Pull Up during reset.

Posted on February 20, 2013 at 12:38Hi everyone! I connected one STM32F103 GPIO pin configured as OutputPP to -> a STM32F0 GPIO pin configured as Input Floating with EXTI. While STM32F103 hardware reset, the line is pulled down, so the STM32F0 EXTI ...

franmoya by Associate
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worst forum software ever

Posted on February 22, 2013 at 11:08In Fabrice's previous post, until ''Show Quoted Messages'' is clicked, part of the code (the first 10 lines or so) are hidden. I hoped the remake of ST's web meant they already have fired the webmaster as they sho...

ADC + DMA on STM32F4

Posted on February 04, 2013 at 23:19 Hi all, This is my first implementation of DMA based ADC with the help of some code found on the web. Could you please tell me if I'm correct on my understanding : Timer4 overflow will trigge...

neoirto by Associate II
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Help on virtual com port on STM32

Posted on February 22, 2013 at 09:21Hello,I had made a simple example which send data continously to PC through virtual com port based on FW lib 3.5.0 and USB lib 3.4.0 using IAR EWARM6.40 under WindowsXP and wanted to debug it using JLINK.When I pl...

znsword by Associate
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Fried my board?

Posted on December 01, 2011 at 21:21Hi! I hooked up an 2x16 LCD display with backlight to the board's EXT_3V pin and GND. (The display is a 3V type: both logic and backlight, so not the typical 5V one). I didn't experience any trouble, the USB didn'...

gsantha by Associate II
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