I2C Ev5 No Start Condition Generated - STM32F103 AT25C512B

kzawada · ‎2010-10-01

Posted on October 01, 2010 at 17:10

drzile86 · ‎2011-05-17

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

Andrew Neil · ‎2011-05-17

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

kzawada · ‎2011-05-17

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.