HD6417618 RENESAS [Renesas Technology Corp], HD6417618 Datasheet - Page 13

• Manufacturer Part Number: HD6417618
• Description: 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7618 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 8 Clock Pulse Generator (CPG)..............................................................193
8.1
8.2
8.3
8.4
8.5
8.6
Section 9 Watchdog Timer (WDT) .....................................................................207
9.1
9.2
9.3
9.4
Section 10 Power-Down Modes ..........................................................................215
10.1 Features.............................................................................................................................. 215
10.2 Input/Output Pins ............................................................................................................... 217
10.3 Register Descriptions ......................................................................................................... 217
7.5.4
7.5.5
7.5.6
7.5.7
7.5.8
7.5.9
Features.............................................................................................................................. 193
Input/Output Pins ............................................................................................................... 196
Clock Operating Modes ..................................................................................................... 196
Register Descriptions ......................................................................................................... 198
8.4.1
8.4.2
8.4.3
Changing Frequency .......................................................................................................... 202
8.5.1
8.5.2
8.5.3
Notes on Board Design ...................................................................................................... 205
Features.............................................................................................................................. 207
Register Descriptions ......................................................................................................... 209
9.2.1
9.2.2
9.2.3
WDT Operation ................................................................................................................. 212
9.3.1
9.3.2
9.3.3
9.3.4
Usage Note......................................................................................................................... 214
10.1.1 Types of Power-Down Modes .............................................................................. 215
10.3.1 Standby Control Register (STBCR)...................................................................... 218
Extension of Chip Select (CSn) Assertion Period................................................. 152
SDRAM Interface ................................................................................................. 153
Byte-Selection SRAM Interface ........................................................................... 179
PCMCIA Interface................................................................................................ 183
Wait between Access Cycles ................................................................................ 190
Others.................................................................................................................... 190
Frequency Control Register (FRQCR) ................................................................. 198
PHY-LSI Clock Frequency Control Register (MCLKCR) ................................... 200
Usage Notes .......................................................................................................... 201
Changing Multiplication Ratio ............................................................................. 202
Changing Division Ratio....................................................................................... 203
Changing Clock Operating Mode ......................................................................... 203
Watchdog Timer Counter (WTCNT).................................................................... 209
Watchdog Timer Control/Status Register (WTCSR)............................................ 209
Notes on Register Access...................................................................................... 211
Canceling Software Standbys ............................................................................... 212
Changing Frequency ............................................................................................. 213
Using Watchdog Timer Mode .............................................................................. 213
Using Interval Timer Mode .................................................................................. 214
Rev. 6.00 Jun. 12, 2007 Page xiii of xxxii