FR Do you know +B input?
Anonymous
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Mar 07, 2016
02:15 AM
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Mar 07, 2016
02:15 AM
Translation - Japanese: FRで+B入力できるってご存じ?- Community Translated (JA)
Answer:
Generally to input higher voltage than Vcc of CPU to port is not guaranteed. But +12 voltage for automotive can be inputted to port directly by restricting current.
Please confirm detailed information of current restriction value and etc. for this specification with datasheet.
+B Input (individual corresponding)
+B input port with external resister (for current control)
Sample recommended circuit
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