p2125vps20 Renesas Electronics Corporation., p2125vps20 Datasheet - Page 21

• Manufacturer Part Number: p2125vps20
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Section 20 PROM (OTP Version) .....................................................................549
20.1
20.2
Section 21 Clock Pulse Generator .....................................................................553
21.1
21.2
21.3
21.4
21.5
21.6
21.7
21.8
Section 22 Power-Down Modes ........................................................................563
22.1
22.2
22.3
22.4
22.5
22.6
22.7
22.8
22.9
22.10 Module Stop Mode ........................................................................................................... 582
22.11 Direct Transitions ............................................................................................................. 582
22.12 Usage Notes ...................................................................................................................... 583
Programmer Mode ............................................................................................................ 550
20.1.1
20.1.2
Usage Notes ...................................................................................................................... 551
Oscillator........................................................................................................................... 554
21.1.1
21.1.2
Duty Correction Circuit .................................................................................................... 558
Medium-Speed Clock Divider .......................................................................................... 558
Bus Master Clock Select Circuit....................................................................................... 558
Subclock Input Circuit ...................................................................................................... 559
Subclock Waveform Forming Circuit............................................................................... 560
Clock Select Circuit .......................................................................................................... 560
Usage Notes ...................................................................................................................... 561
21.8.1
21.8.2
Register Descriptions........................................................................................................ 564
22.1.1
22.1.2
22.1.3
Mode Transitions and LSI States ...................................................................................... 570
Medium-Speed Mode ....................................................................................................... 574
Sleep Mode ....................................................................................................................... 575
Software Standby Mode.................................................................................................... 576
Hardware Standby Mode .................................................................................................. 578
Watch Mode...................................................................................................................... 579
Subsleep Mode.................................................................................................................. 580
Subactive Mode ................................................................................................................ 581
22.12.1 I/O Port Status................................................................................................... 583
22.12.2 Current Consumption when Waiting for Oscillation Stabilization ................... 583
Module Stop Control Registers H, L, A, and B
(MSTPCRH, MSTPCRL, MSTPCRA, and MSTPCRB).................................. 568
Programmer Mode Setting................................................................................ 550
Socket Adapters and Memory Map .................................................................. 550
Connecting Crystal Resonator .......................................................................... 554
External Clock Input Method............................................................................ 555
Notes on Resonator ........................................................................................... 561
Notes on Board Design ..................................................................................... 561
Standby Control Register (SBYCR) ................................................................. 564
Low-Power Control Register (LPWRCR) ........................................................ 566
Rev. 1.00 Sep. 21, 2006 Page xxi of xxxviii