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LC86P7248 Datasheet(PDF) 8 Page - Sanyo Semicon Device |
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LC86P7248 Datasheet(HTML) 8 Page - Sanyo Semicon Device |
8 / 20 page LC86P7248 No.6838-8/20 Pin name I/O Function description Option PROM mode Port A (S0/PA0 to S7/PA7) I/O • Segment output terminal for LCD display • Can be used as a general input/output port - Address input A0 to A7 Port B (S8/PB0 to S15/PB7) I/O • Segment output terminal for LCD display • Can be used as a general input/output port - Address input A8 to A13 Port C (S16/PC0 to S23/PC7) I/O • Segment output terminal for LCD display • Can be used as a general input/output port - PROM control signal input • TA (*5) Address input • A14, A15 Port D (S24/PD0 to S31/PD7) I/O • Segment output terminal for LCD display • Can be used as a general input/output port - - Port E (S32/PE0 to S39/PE7) I/O • Segment output terminal for LCD display • Can be used as a general input/output port - - Port F (S40/PF0 to S47/PF7) I/O • Segment output terminal for LCD display • Can be used as a general input/output port - - Port L (COM0/PL0 to COM3/PL3) I/O • Common output terminal for LCD display • Can be used as a general input port - - V1/PL4 – V3/PL6 I • Bias power terminal for LCD drive • Can be used as a general input port - - RES I Reset pin - - XT1/ P74 I • Input pin for 32.768kHz crystal oscillation In case of non use, connect to VDD. • Other function A general input port P74 - - XT2/P75 O (I) • Output pin for 32.768kHz crystal oscillation In case of non use, should be left unconnected • Other function A general input port P75 - - CF1 I Input pin for ceramic resonator oscillation - - CF2 O Output pin for ceramic resonator oscillation - - * All of port options can be specified in bit unit except the pull-up resistor of port 0. [Notes] • The VDD1, VDD2 and VDD3 terminals must be shorted electrically each other. • The VSS1, VSS2 and VSS3 terminals must be shorted electrically each other. *1 Connect like the following figure to reduce noise into a VDD terminals. *2 Memory select input for data security *3 Output enable input *4 Chip enable input *5 TA ! PROM control signal input LSI VSS1 VSS2 VSS3 VDD1 VDD2 VDD3 Power Supply |
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