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4508 Datasheet(PDF) 77 Page - Renesas Technology Corp |
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4508 Datasheet(HTML) 77 Page - Renesas Technology Corp |
77 / 142 page 4508 Group Rev.1.02 2006.12.22 page 77 of 140 REJ03B0148-0102 FR03 FR02 FR01 FR00 N-channel open-drain output CMOS output N-channel open-drain output CMOS output N-channel open-drain output CMOS output N-channel open-drain output CMOS output Port P03 output structure selection bit Port P02 output structure selection bit Port P01 output structure selection bit Port P00 output structure selection bit Port output structure control register FR0 at reset : 00002 at RAM back-up : state retained 0 1 0 1 0 1 0 1 FR13 FR12 FR11 FR10 N-channel open-drain output CMOS output N-channel open-drain output CMOS output N-channel open-drain output CMOS output N-channel open-drain output CMOS output Port P13 output structure selection bit Port P12 output structure selection bit Port P11 output structure selection bit Port P10 output structure selection bit Port output structure control register FR1 at reset : 00002 at RAM back-up : state retained 0 1 0 1 0 1 0 1 FR33 FR32 FR31 FR30 N-channel open-drain output CMOS output N-channel open-drain output CMOS output N-channel open-drain output CMOS output N-channel open-drain output CMOS output Port D3 output structure selection bit Port D2 output structure selection bit Port D1 output structure selection bit Port D0 output structure selection bit Port output structure control register FR3 at reset : 00002 at RAM back-up : state retained 0 1 0 1 0 1 0 1 Notes 1: “R” represents read enabled, and “W” represents write enabled. W TFR0A W TFR1A W TFR3A FR23 FR22 FR21 FR20 This bit has no function, but read/write is enabled. This bit has no function, but read/write is enabled. Not used Not used Port P21 output structure selection bit Port P20 output structure selection bit Port output structure control register FR2 at reset : 00002 at RAM back-up : state retained 0 1 0 1 0 1 0 1 W TFR2A N-channel open-drain output CMOS output N-channel open-drain output CMOS output |
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