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Is it possible to use #IRQ5 pin if the modem control signal is not used?

Latest Updated:03/23/2009

Question:

#IRQ5 input pin is allocated to the same pin as #CTS input pin (SCIF clear-to-send pin). When using SCIF, is it possible to use #IRQ5 pin if the modem control signal (CTS or RTS) is not used?

Answer:

Yes, It is possible. Please set SCFCR2.MCE bit to "0" and disable the modem signal.
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SH7729R
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