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internal sram read and write

Posted on March 25, 2013 at 08:53hi  i am new to stm32f4. i want to read and write data to the internal sram (4kb). i am using mdk arm for compiling c code.    regards   

bilal by • Associate II
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Synchronizing SPI/DMA startup

Posted on March 25, 2014 at 08:23Haven't been able to find anyone discussing this. What I need to be able to do is synchronize the start of two DMA SPI transfers. The two SPI ports are running at the same clock rate, and I need an 'atomic' start to ...

STM32 with MPU 9150 MEMS

Posted on March 21, 2014 at 14:17Hi all Anybody have experienced communicating MPU-9150(DMP) with Stm32 with I2c protocol. So that can read the accelerometer, gyroscope and magnetometer data. I need a basic of it so that I can understand

sanjib by • Associate III
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ADC inputs on STM3241G-EVAL Board

Posted on March 24, 2014 at 15:52Hi... I have what appears to be a simple, yet confusing issue. I have the above mentioned eval PCB. I need access to any ADC input, but they all appear to be taken. On the eval board are 4 connectors for ''daughterbo...

STM32 - two errors in turns during programming

Posted on March 24, 2014 at 21:29I'm trying to program STM32F107VCT6 via SWD and I'm constantly getting two errors in turns (literally): Error: Connect failed, check config and cable connectionError: Flash driver function execute error, Erase: [ 0...

piotr23 by • Associate
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Bluetooth Stack for STM32Fxxx

Posted on March 24, 2014 at 08:04Hello,      IS there any Open Stack of bluetooth for STM32Fxxx. I have seen the lightweight mess Stack is open source, but i didn't find any where. is any one has worked on it. Please can any one suggest me on this.A...

SPI receiver register buffer question.

Posted on March 22, 2014 at 08:23I am doing an SPI write sending out dummy data to clock in the data from my SPI flash.   // Dummy data to read status register out       SPI_SendData8(SPI1, 0x05);             // Wait until transmit buffer is empty t...

assert_param error

Posted on March 24, 2014 at 15:15Hi,I just started working with stm32f10x standard peripheral library v 3.5.0. I trying to assembling project for USART, but compiller reported me .\stm32f10x_usart.axf: Error: L6218E: Undefined symbol assert_param (r...

hospodar by • Associate III
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Strange bug with STM32F407's MAC

Posted on March 21, 2014 at 12:22I'm developing a system using STM32F407ZGT with a PHY DP83848 using RMII interface. A 50MHz oscillator was used for the RMII_REF_CLK. I ran the FreeRTOS+LWIP demo application from ST's websize and encountered a stran...

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