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stm32discovery board and I2C

Question asked by s.gayathri on Apr 1, 2014
Latest reply on Apr 11, 2014 by armoun.mohamad
we have been facing problem in I2C communication in STM32F407/417 discovery board. when RCC_APB1PeriphClockCmd(RCC_APB1Periph_I2C1,ENABLE); command is initialized busy flag in SR2 register is set and no other communication is happening . no other flags like SB , TxE , RxNE are being set in SR1 register.