HD6473032F Datasheet, PDF (12/572 Pages) Hitachi Semiconductor – Hitachi Microcomputer

12.4.2 Scan Mode (SCAN = 1).................................................................................. 383
12.4.3 Input Sampling and A/D Conversion Time .................................................... 385
12.4.4 External Trigger Input Timing........................................................................ 386
12.5 Interrupts ........................................................................................................................ 387
12.6 Usage Notes .................................................................................................................... 387
Section 13 RAM ............................................................................................................. 389
13.1 Overview ........................................................................................................................ 389
13.1.1 Block Diagram................................................................................................ 389
13.1.2 Register Configuration.................................................................................... 390
13.2 System Control Register (SYSCR)................................................................................. 391
13.3 Operation ........................................................................................................................ 392
13.3.1 Mode 1 ............................................................................................................ 392
13.3.2 Modes 2 and 3................................................................................................. 392
Section 14 ROM ............................................................................................................. 393
14.1 Overview ........................................................................................................................ 393
14.1.1 Block Diagram................................................................................................ 393
14.2 PROM Mode................................................................................................................... 394
14.2.1 PROM Mode Setting ...................................................................................... 394
14.2.2 Socket Adapter and Memory Map.................................................................. 394
14.3 Programming .................................................................................................................. 397
14.3.1 Programming and Verification........................................................................ 397
14.3.2 Programming Precautions............................................................................... 402
14.4 Reliability of Programmed Data..................................................................................... 403
Section 15 Clock Pulse Generator............................................................................. 405
15.1 Overview ........................................................................................................................ 405
15.1.1 Block Diagram................................................................................................ 405
15.2 Oscillator Circuit ............................................................................................................ 406
15.2.1 Connecting a Crystal Resonator ..................................................................... 406
15.2.2 External Clock Input....................................................................................... 408
15.3 Duty Adjustment Circuit................................................................................................. 410
15.4 Prescalers ........................................................................................................................ 410
Section 16 Power-Down State .................................................................................... 411
16.1 Overview ........................................................................................................................ 411
16.2 Register Configuration.................................................................................................... 412
16.2.1 System Control Register (SYSCR)................................................................. 412
16.3 Sleep Mode ..................................................................................................................... 414
16.3.1 Transition to Sleep Mode................................................................................ 414