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I2C Ev5 No Start Condition Generated - STM32F103 AT25C512B

kzawada
Associate II

‎2010-10-01 08:10 AM

Posted on October 01, 2010 at 17:10

I2C Ev5 No Start Condition Generated - STM32F103 AT25C512B

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3 REPLIES 3
drzile86
Associate II

‎2011-05-17 05:09 AM

Posted on May 17, 2011 at 14:09

Hi,

I have similar problem, but it was problem in hardware. My pull ups didn't be ok.. :)

BR,

Dragan

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Andrew Neil
Guru

‎2011-05-17 05:09 AM

Posted on May 17, 2011 at 14:09

See:

[DEAD LINK /public/STe2ecommunities/mcu/Lists/ARM%20CortexM3%20STM32/Flat.aspx?RootFolder=/public/STe2ecommunities/mcu/Lists/ARM CortexM3 STM32/STM32F108C8T6 - I2C lock-up&FolderCTID=0x01200200770978C69A1141439FE559EB459D758000626BE2B829C32145B9EB5739142DC17E]https://my.st.com/public/STe2ecommunities/mcu/Lists/ARM%20CortexM3%20STM32/Flat.aspx?RootFolder=%2fpublic%2fSTe2ecommunities%2fmcu%2fLists%2fARM%20CortexM3%20STM32%2fSTM32F108C8T6%20%2d%20I2C%20lock%2dup&FolderCTID=0x01200200770978C69A1141439FE559EB459D758000626BE2B829C32145B9EB5739142DC17E

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kzawada
Associate II

‎2011-05-17 05:09 AM

Posted on May 17, 2011 at 14:09

The START condition will not be generated if FSMC clock is enabled.  See my other post: https://my.st.com/public/STe2ecommunities/mcu/mydiscussions.aspx.

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