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UPD784938 Datasheet(PDF) 33 Page - NEC |
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UPD784938 Datasheet(HTML) 33 Page - NEC |
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33 / 733 page  33 Preliminary User’s Manual U13987EJ1V0UM00 23-22 Macro Service Data Transfer Processing Flow (Type A) ........................................................................... 570 23-23 Type A Macro Service Channel ................................................................................................................... 572 23-24 Asynchronous Serial Reception .................................................................................................................. 573 23-25 Macro Service Data Transfer Processing Flow (Type B) ........................................................................... 575 23-26 Type B Macro Service Channel ................................................................................................................... 576 23-27 Parallel Data Input Synchronized with External Interrupts ........................................................................ 577 23-28 Parallel Data Input Timing ........................................................................................................................... 578 23-29 Macro Service Data Transfer Processing Flow (Type C) ........................................................................... 580 23-30 Type C Macro Service Channel .................................................................................................................. 582 23-31 Stepping Motor Open Loop Control by Real-Time Output Port ................................................................. 584 23-32 Data Transfer Control Timing ...................................................................................................................... 585 23-33 Single-Phase Excitation of 4-Phase Stepping Motor ................................................................................. 587 23-34 1-2-Phase Excitation of 4-Phase Stepping Motor ...................................................................................... 587 23-35 Automatic Addition Control + Ring Control Block Diagram 1 (when output timing varies with 1-2-phase excitation) ............................................................................... 588 23-36 Automatic Addition Control + Ring Control Timing Diagram 1 (when output timing varies with 1-2-phase excitation) ............................................................................... 589 23-37 Automatic Addition Control + Ring Control Block Diagram 2 (1-2-phase excitation constant-velocity operation) ..................................................................................... 590 23-38 Automatic Addition Control + Ring Control Timing Diagram 2 (1-2-phase excitation constant-velocity operation) ..................................................................................... 591 23-39 Macro Service Data Transfer Processing Flow (counter mode) ................................................................ 592 23-40 Counter Mode .............................................................................................................................................. 593 23-41 Counting Number of Edges ......................................................................................................................... 593 23-42 Interrupt Request Generation and Acknowledgment (unit: clocks) ........................................................... 596 24-1 Memory Expansion Mode Register (MM) Format ...................................................................................... 604 24-2 µPD784935 Memory Map ............................................................................................................................ 606 24-3 µPD784936 Memory Map ............................................................................................................................ 608 24-4 µPD784937 Memory Map ............................................................................................................................ 610 24-5 µPD784938 Memory Map ............................................................................................................................ 612 24-6 Read Timing ................................................................................................................................................. 614 24-7 Write Timing ................................................................................................................................................. 614 24-8 Memory Expansion Mode Register (MM) Format ...................................................................................... 615 24-9 Programmable Wait Control Register (PWC1/PWC2) Format ................................................................... 616 24-10 Address Wait Function Read/Write Timing ................................................................................................. 618 24-11 Wait Control Spaces .................................................................................................................................... 622 24-12 Access Wait Function Read Timing ............................................................................................................ 623 24-13 Access Wait Function Write Timing ............................................................................................................ 625 24-14 Timing with External Wait Signal ................................................................................................................. 627 24-15 Refresh Mode Register (RFM) Format ....................................................................................................... 629 LIST OF FIGURES (11/12) Figure No. Title Page |
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Similar Description - UPD784938 |
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