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M34570M8-XXXFP Datasheet(PDF) 6 Page - Mitsubishi Electric Semiconductor |
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M34570M8-XXXFP Datasheet(HTML) 6 Page - Mitsubishi Electric Semiconductor |
6 / 68 page 6 MITSUBISHI MICROCOMPUTERS 4570 Group SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER PORT BLOCK DIAGRAMS IAP4 instruction P42 PU02 K02 IAP4 instruction P43 PU03 K03 IAP4 instruction P41 PU01 K01 IAP4 instruction P40 PU00 K00 P21/INT IAP2 instruction External interrupt circuit P20 IAP2 instruction P30–P33 IAP3 instruction D T Q OP3A instruction Ai D T Q OP0A instruction Key-on wakeup input IAP0 instruction Pull-up transistor P00–P03 Register A Ai (Note 2) D T Q OP1A instruction IAP1 instruction P10–P13 Ai D9/TOUT Timer 2 underflow signal output W22 0 1 1/2 Decoder SD instruction RD instruction S RQ CLD instruction Decoder SD instruction RD instruction S RQ CLD instruction D0–D8 This symbol represents a parasitic diode. 2. i represents 0, 1, 2 or 3. Notes 1. (Note 1) Register A Key-on wakeup input (Note 1) Register A (Note 1) (Note 2) (Note 1) (Note 1) (Note 1) (Note 1) (Note 2) (Note 1) Register A Register A Register A Register A Register A Register Y Register Y Register A Pull-up transistor (Note 1) Pull-up transistor (Note 1) Pull-up transistor Pull-up transistor Key-on wakeup input Key-on wakeup input Key-on wakeup input Key-on wakeup input Key-on wakeup input (Note 1) Pull-up transistor Applied potential to ports P2 0 and P21 must be VDD or less. |
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