HD6417641 RENESAS [Renesas Technology Corp], HD6417641 Datasheet - Page 14
HD6417641
Manufacturer Part Number
HD6417641
Description
Manufacturer
RENESAS [Renesas Technology Corp]
Datasheet
1.HD6417641.pdf
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3.2
Section 4 Clock Pulse Generator (CPG) ........................................................... 143
4.1
4.2
4.3
4.4
4.5
4.6
Section 5 Watchdog Timer (WDT) ................................................................... 155
5.1
5.2
5.3
5.4
Section 6 Power-Down Modes.......................................................................... 163
6.1
Rev. 4.00 Sep. 14, 2005 Page xiv of l
3.1.5
3.1.6
3.1.7
3.1.8
3.1.9
3.1.10 Local Data Move Instruction ................................................................................ 122
3.1.11 Operand Conflict .................................................................................................. 123
DSP Addressing................................................................................................................. 124
3.2.1
3.2.2
Features.............................................................................................................................. 143
Input/Output Pins............................................................................................................... 146
Clock Operating Modes ..................................................................................................... 146
Register Descriptions......................................................................................................... 149
4.4.1
Changing the Frequency .................................................................................................... 151
4.5.1
4.5.2
Notes on Board Design ...................................................................................................... 152
Features.............................................................................................................................. 155
Register Descriptions......................................................................................................... 156
5.2.1
5.2.2
5.2.3
Use of the WDT................................................................................................................. 159
5.3.1
5.3.2
5.3.3
5.3.4
Precautions to Take when Using the WDT........................................................................ 161
Features.............................................................................................................................. 163
6.1.1
6.1.2
6.1.3
Shift Operations .................................................................................................... 109
Most Significant Bit Detection Operation ............................................................ 112
Rounding Operation.............................................................................................. 115
Overflow Protection.............................................................................................. 117
Data Transfer Operation ....................................................................................... 118
DSP Repeat Control.............................................................................................. 124
DSP Data Addressing ........................................................................................... 132
Frequency Control Register (FRQCR) ................................................................. 149
Changing the Multiplication Rate......................................................................... 151
Changing the Division Ratio................................................................................. 151
Watchdog Timer Counter (WTCNT).................................................................... 156
Watchdog Timer Control/Status Register (WTCSR)............................................ 157
Notes on Register Access ..................................................................................... 159
Canceling Standbys .............................................................................................. 159
Changing the Frequency ....................................................................................... 160
Using Watchdog Timer Mode .............................................................................. 160
Using Interval Timer Mode .................................................................................. 161
Power-Down Modes ............................................................................................. 163
Reset ..................................................................................................................... 164
Input/Output Pins.................................................................................................. 165
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