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I2C DMA

Posted on December 20, 2013 at 11:18We have three devices that we would like to read on an ongoing basis in the main loop. We are using the STM32F407VG microcontroller. Two devices are on the same I2C bus using polling and one is ADC with data being...

STM32F4 HC-05 Bluetooth module

Posted on December 17, 2013 at 23:52HelloI'm using STM32F4 board, I want to configure my HC-05 Bluetooth module to send state of bipolar stepper motor .Any help please on how to configure my bt module to send this value Thanks #stm32f4-bluetooth

marwen by Associate
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overclocking STM32F40xx

Posted on December 19, 2013 at 09:59hi,i am trying to overclock stm32f4  but i have two questions  1:if i overclock stm32f407vg to 200mhz from 168mhz will it decrease lifetime of the chip?2:what's the voltage required by stm32f4 to run at 168mhz.  ...

STM32F0, I2C sends wrong data.

Posted on December 18, 2013 at 21:57Hello. I have a problem to cinfigure I2C. This is my code: &sharpdefine    PRESC    0x0B &sharpdefine    SCLL    0x13 &sharpdefine    SCLH    0x0F &sharpdefine    SDADEL    0x02 &sharpdefine    SCLDEL    0x04   v...

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hotek by Associate II
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Stlink downloads

Posted on December 19, 2013 at 10:07I'm in trouble downloading Stlink software.Searching ST site for ''STSW-LINK003'' (driver) and ''STSW-LINK004'' (stlink utility) points to the product page but download link is not there.Searching for ''STSW-LINK0...

I2C DMA and BTF on the STM32F417

Posted on December 17, 2013 at 04:18Hi,Using the peripheral as a master transmitter I would like to use a repeated start to talk to 2-4 devices before closing communications.My code handles interrupts for the start bit and slave address. The DMA dut...

kenny by Associate II
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Multi Channel ADC on 1 DMA

Posted on December 17, 2013 at 11:11 Hi i am trying to scan 4 channel using ADC1 and DMA1. At the end of 1 cycle i will restart the acquision process (triggered in DMA TC interrupt handler). However i realised that it seem on every...

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