NEC PD78052, PD78052(A), PD78052Y, PD78053, PD78053(A), PD78053Y, PD78054(A), PD78054Y, PD78055, PD78055Y, PD78056, PD78056Y, PD78058, PD78058Y, PD78P054, PD78P058Y, uPD78052, uPD78052(A), uPD78052Y, uPD78053, uPD78053(A), uPD78053Y, uPD78054, uPD78054(A), uPD78054Y, uPD78055, uPD78055Y, uPD78056, uPD78056Y, uPD78058, uPD78058Y, uPD78P054, uPD78P058

23.2 Standby Function Operations.......................................................................................... 527

23.2.1 HALT mode.......................................................................................................................... 527

23.2.2 STOP mode......................................................................................................................... 530

CHAPTER 24 RESET FUNCTION..................................................................................................... 533

24.1 Reset Function.................................................................................................................. 533

CHAPTER 25 ROM CORRECTION................................................................................................... 537

25.1 ROM Correction Functions .............................................................................................. 537

25.2 ROM Correction Configuration........................................................................................ 537

25.3 ROM Correction Control Registers ................................................................................. 539

25.4 ROM Correction Application............................................................................................ 540

25.5 ROM Correction Example................................................................................................. 543

25.6 Program Execution Flow.................................................................................................. 544

25.7 Cautions on ROM Correction........................................................................................... 546

CHAPTER 26

PD78P054, 78P058.................................................................................................. 547

26.1 Memory Size Switching Register (

PD78P054).............................................................. 549

26.2 Memory Size Switching Register (

PD78P058).............................................................. 550

26.3 Internal Expansion RAM Size Switching Register......................................................... 551

26.4 PROM Programming......................................................................................................... 552

26.4.1 Operating modes................................................................................................................. 552

26.4.2 PROM write procedure ........................................................................................................ 554

26.4.3 PROM reading procedure.................................................................................................... 558

26.5 Erasure Procedure (

PD78P054KK-T and 78P058KK-T Only)...................................... 559

26.6 Opaque Film Masking the Window (

PD78P054KK-T and 78P058KK-T Only)............ 559

26.7 Screening of One-Time PROM Versions......................................................................... 559

CHAPTER 27 INSTRUCTION SET.................................................................................................... 561

27.1 Legends Used in Operation List...................................................................................... 562

27.1.1 Operand identifiers and description methods...................................................................... 562

27.1.2 Description of “operation” column........................................................................................ 563

27.1.3 Description of “flag operation” column................................................................................. 563

27.2 Operation List.................................................................................................................... 564

27.3 Instructions Listed by Addressing Type......................................................................... 572

APPENDIX A DIFFERENCES BETWEEN

PD78054, 78054Y SUBSERIES AND

PD78058F, 78058FY SUBSERIES........................................................................... 577

APPENDIX B DEVELOPMENT TOOLS............................................................................................ 579

B.1 Language Processing Software ...................................................................................... 582

B.2 PROM Writing Tools ......................................................................................................... 584

B.2.1 Hardware............................................................................................................................. 584

B.2.2 Software............................................................................................................................... 584

B.3 Debugging Tools............................................................................................................... 585

B.3.1 Hardware............................................................................................................................. 585

B.3.2 Software............................................................................................................................... 587