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PDF HD6417708 Data sheet ( Hoja de datos )
| Número de pieza | HD6417708 | |
| Descripción | 32-bit RISC | |
| Fabricantes | Hitachi Semiconductor | |
| Logotipo |  |
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SH7708 Series
SH7708, SH7708S, SH7708R
Hardware Manual
ADE-602-105E
Rev.6.0
5/5/99
Hitachi, Ltd.
1 page  
Contents
Section 1 Overview and Pin Functions............................................... 1
www.datasheet4u.com1.1 SH7708 Series Features ........................................................................................1
1.2 Block Diagram ....................................................................................................6
1.3 Pin Description ...................................................................................................7
1.3.1 Pin Arrangement ......................................................................................7
1.3.2 SH7708 Series Pin Functions.....................................................................8
Section 2 CPU .......................................................................... 13
2.1 Register Configuration..........................................................................................13
2.1.1 Privileged Mode and Banks.........................................................................13
2.1.2 General Registers .....................................................................................16
2.1.3 System Registers .....................................................................................17
2.1.4 Control Registers .....................................................................................17
2.2 Data Formats ......................................................................................................19
2.2.1 Data Format in Registers ...........................................................................19
2.2.2 Data Format in Memory............................................................................19
2.3 Instruction Features..............................................................................................20
2.3.1 Execution Environment.............................................................................20
2.3.2 Addressing Modes.....................................................................................22
2.3.3 Instruction Formats ..................................................................................26
2.4 Instruction Set.....................................................................................................29
2.4.1 Instruction Set Classified by Function..........................................................29
2.4.2 Instruction Code Map................................................................................45
2.5 Processor States and Processor Modes......................................................................48
2.5.1 Processor States.......................................................................................48
2.5.2 Processor Modes ......................................................................................49
Section 3 Memory Management Unit (MMU)....................................... 51
3.1 Overview............................................................................................................51
3.1.1 Features..................................................................................................51
3.1.2 Role of MMU .........................................................................................51
3.1.3 SH7708 Series MMU ...............................................................................54
3.1.4 Register Configuration ..............................................................................57
3.2 Register Description .............................................................................................58
3.3 TLB Functions ....................................................................................................60
3.3.1 Configuration of the TLB ..........................................................................60
3.3.2 TLB Indexing ..........................................................................................62
3.3.3 TLB Address Comparison ..........................................................................63
3.3.4 Page Management Information....................................................................65
1
5 Page 
11.3.2 Basic Functions......................................................................................308
11.4 Interrupts......................................................................................................... .312
11.4.1 Status Flag Set Timing ...........................................................................312
11.4.2 Status Flag Clear Timing.........................................................................313
11.4.3 Interrupt Sources and Priorities..................................................................313
www.datasheet4u.com11.5 Usage Notes..................................................................................................... .314
11.5.1 Writing to Registers................................................................................314
11.5.2 Reading Registers ...................................................................................314
11.5.3 Clearing UNF in the TCR Register............................................................314
Section 12 Realtime Clock (RTC) .................................................... 315
12.1 Overview..........................................................................................................315
12.1.1 Features................................................................................................315
12.1.2 Block Diagram .......................................................................................315
12.1.3 Pin Configuration...................................................................................317
12.1.4 RTC Register Configuration.....................................................................318
12.2 RTC Registers...................................................................................................318
12.2.1 64-Hz Counter (R64CNT)........................................................................318
12.2.2 Second Counter (RSECCNT)....................................................................319
12.2.3 Minute Counter (RMINCNT) ...................................................................319
12.2.4 Hour Counter (RHRCNT)........................................................................320
12.2.5 Day of the Week Counter (RWKCNT)........................................................320
12.2.6 Date Counter (RDAYCNT) ......................................................................321
12.2.7 Month Counter (RMONCNT)...................................................................322
12.2.8 Year Counter (RYRCNT).........................................................................322
12.2.9 Second Alarm Register (RSECAR) ............................................................323
12.2.10 Minute Alarm Register (RMINAR)..........................................................323
12.2.11 Hour Alarm Register (RHRAR)...............................................................324
12.2.12 Day of the Week Alarm Register (RWKAR) ..............................................324
12.2.13 Date Alarm Register (RDAYAR) .............................................................325
12.2.14 Month Alarm Register (RMONAR) .........................................................326
12.2.15 RTC Control Register 1 (RCR1) .............................................................326
12.2.16 RTC Control Register 2 (RCR2) .............................................................328
12.3 RTC Operation..................................................................................................329
12.3.1 Initial Settings of Registers after Power-On.................................................329
12.3.2 Setting the Time ....................................................................................329
12.3.3 Reading the Time ...................................................................................331
12.3.4 Alarm Function......................................................................................332
12.3.5 Crystal Oscillator Circuit.........................................................................333
12.4 Usage Notes..................................................................................................... .334
12.4.1 Flag Clearing.........................................................................................334
Section 13 Serial Communication Interface (SCI).................................. 335
7
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| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet HD6417708.PDF ] | |
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