Datasheet

Rev. 4.00 Jun 06, 2006 page xxix of liv
19.4.4 External Trigger Input Timing............................................................................. 567
19.5 Interrupts........................................................................................................................... 567
19.6 Usage Notes ...................................................................................................................... 568
Section 20 RAM .................................................................................................................. 573
20.1 Overview........................................................................................................................... 573
20.1.1 Block Diagram..................................................................................................... 573
20.1.2 Register Configuration......................................................................................... 574
20.2 System Control Register (SYSCR) ................................................................................... 574
20.3 Operation .......................................................................................................................... 575
20.3.1 Expanded Mode (Modes 1, 2, and 3 (EXPE = 1)) ............................................... 575
20.3.2 Single-Chip Mode (Modes 2 and 3 (EXPE = 0))................................................. 575
Section 21 ROM (Mask ROM Version, H8S/2138 F-ZTAT,
H8S/2134 F-ZTAT, and H8S/2132 F-ZTAT) ....................................... 577
21.1 Overview........................................................................................................................... 577
21.1.1 Block Diagram..................................................................................................... 577
21.1.2 Register Configuration......................................................................................... 578
21.2 Register Descriptions........................................................................................................ 578
21.2.1 Mode Control Register (MDCR) ......................................................................... 578
21.3 Operation .......................................................................................................................... 579
21.4 Overview of Flash Memory .............................................................................................. 580
21.4.1 Features................................................................................................................ 580
21.4.2 Block Diagram..................................................................................................... 581
21.4.3 Flash Memory Operating Modes ......................................................................... 582
21.4.4 Pin Configuration................................................................................................. 586
21.4.5 Register Configuration......................................................................................... 586
21.5 Register Descriptions........................................................................................................ 587
21.5.1 Flash Memory Control Register 1 (FLMCR1)..................................................... 587
21.5.2 Flash Memory Control Register 2 (FLMCR2)..................................................... 589
21.5.3 Erase Block Registers 1 and 2 (EBR1, EBR2)..................................................... 591
21.5.4 Serial Timer Control Register (STCR) ................................................................ 592
21.6 On-Board Programming Modes........................................................................................ 593
21.6.1 Boot Mode ........................................................................................................... 594
21.6.2 User Program Mode............................................................................................. 599
21.7 Programming/Erasing Flash Memory............................................................................... 600
21.7.1 Program Mode ..................................................................................................... 600
21.7.2 Program-Verify Mode.......................................................................................... 601
21.7.3 Erase Mode.......................................................................................................... 603
21.7.4 Erase-Verify Mode .............................................................................................. 603
21.8 Flash Memory Protection.................................................................................................. 605