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270284440
Associate II
June 25, 2015
Question

[solved]Pictus input pin selection

  • June 25, 2015
  • 2 replies
  • 856 views
Posted on June 25, 2015 at 11:45

Hello,

Please see attached pictures cut from pictus RM0022 page 86.

There are two input fucntion selectable of A[8] pin, SIN, and EIRQ[8].

I read and understand that to select input function , PCR.IBE = 1 must be set,

but how to set SIN and EIRQ ? by configure in PSMI register or

function of SIN and EIRQ are connected internally in the MCU chip?

Thanks so much!

#pcr-pictus
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    2 replies

    Erwan YVIN
    ST Employee
    July 2, 2015
    Posted on July 02, 2015 at 16:11

    Hello Chu ,

    No need to use PSMI.

    IBE to 1 on A[8] is enough to enable SIN_1 and EIRQ_8

    SIN_1 and EIRQ_8 are connected in an intrinsic function.

    Best regards

                         Erwan

    270284440
    270284440Author
    Associate II
    July 3, 2015
    Posted on July 03, 2015 at 03:42

    Hi ,Erwan.

    Thank you so much!