9 Replies Latest reply on Jan 21, 2016 10:04 PM by subhash_1535511

    i2c  problem in psoc  5lp kit059

    subhash_1535511

      project:- Through i2c communication of pca9555pw to led control

         

      process:-

         

      drag the standard i2c Master(fixed function) 
      setting of i2c block is 
                       mode :-master
                       Data rate :-100
                       implementation:- Fixed function

         

       setting of sda and scl pins are:-
                                  bidirectional
                                 open drain low

         

       

         

      external pullup of sda and scl are 10k and 5v vcc apply.

         

      in main ()

         


          i2c_Start();

         

       I2C_MasterWriteBuf( slaveAddress, data,2, I2C_MODE_COMPLETE_XFER )

         


      problem:- occurs in master buf api master is not ready 

         

       

         

      please give me solution as soon as possible.