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[stm32f3discovery]jumpy sensor reading (megne and gyro)

Posted on May 16, 2013 at 23:25Hi, i'm reading the sensors on my STM32F3-discovery, and i've found out the reading arequite ''jumpy''. That means gyro and magnetometer value have consistent change (>1024) aven when the board is static. notice that a...

bifrost by • Associate II
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STemWin on eval board problem

Posted on August 16, 2013 at 17:23Hi there, I am new to STemWin, have a question about using Memory devices. I observe some strange behaviour of window appearance using memdev and reproduced it in short piece of code, could you please explain. Backg...

sfzap by • Associate II
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  • 4 replies
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Leave dfu mode, boot0 pin HIGH STM32F105

Posted on August 27, 2013 at 11:38Dear all, I have read the discussion posted /public/STe2ecommunities/mcu/Lists/cortex_mx_stm32/Flat.aspx?RootFolder=https://my.st.com/public/STe2ecommunities/mcu/Lists/cortex_mx_stm32/Leave%20DFU%20while%20boot0%20i...

Connecting the JTAG reset signal

Posted on August 26, 2013 at 15:47Hi thereI'm still a bit confused about whether I have to connect the nRESET pin of the 10-pin Cortex Debug Connector to the NRST or the NJTRST pin of the STM32 in case of both JTAG and SWD connection. Could anyone t...

roman1 by • Associate III
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why can not enter TIM5 interrupt service

Posted on August 15, 2013 at 05:55Hello:    Today , I want to capture the high-level  length of input signal using TIM5 Channel 1 (PA.0) in chip (STM32F103ZET6)?but why program can not enter TIM5 interrupt service ? please help me ! I have attached ...

CS42L52 Codec Configuration on MCBSTM32F400 board

Posted on August 26, 2013 at 15:20 Hi , I am having a little bit of trouble configuring the audio codec (cirrus CS42L52) on the MCBSTM32F400  (stm32f407IG) evaluation board . I am trying to do a reset to the codec via the reset pin , but looking fro...

gdb and external memory

Posted on August 22, 2013 at 16:35Hello Everyone, I am using stm32f407 which is interfaced with 1MB of external RAM. Linker script is a simple one where it puts the data and bss section in external RAM. Regarding code execution I don;t have an issue...

STM32F407 and STM32F4xx DSP and Standard Peripherals Library

Posted on August 25, 2013 at 14:46I'm new on STM32F407 and STM32F4xx DSP and Standard Peripherals Library. And now I've got some question.1) GPIO timingWhen I code            GPIOF->BSRRH = 0x0100U;            GPIOF->BSRRL = 0x0100U;            GPIO...

reto by • Associate
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