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MPC5744 MBD :The same pin can be used as input or output

Question asked by fan tianchen on Jul 5, 2017
Latest reply on Aug 23, 2018 by xie linda

  I set MPC5744's(LQFP144) Pin[14] A5 as the seven pin of  SPIO RTC chip (SIO) ,the pin is Nonstandard SPI timing ,so it must be used as input or output,how can I do?  The chip is S-35190A (for automotive 3-wire real-time clock. please give a design diagram,thanks!