r5f21346mnfp Renesas Electronics Corporation., r5f21346mnfp Datasheet - Page 24

• Manufacturer Part Number: r5f21346mnfp
• Description: Single-chip Mcus Incorporates The R8c Cpu Core
• Manufacturer: Renesas Electronics Corporation.

33.
34.
35.
32.7
33.1
33.2
35.1
35.2
35.3
35.4
35.5
35.6
35.7
32.6.1
32.7.1
33.2.1
33.2.2
33.2.3
33.2.4
33.2.5
33.2.6
33.2.7
33.2.8
33.2.9
33.2.10 Stopping Flash Memory .................................................................................................................... 672
33.2.11 Low-Current-Consumption Read Mode ........................................................................................... 673
35.1.1
35.1.2
35.1.3
35.1.4
35.1.5
35.1.6
35.2.1
35.2.2
35.2.3
35.2.4
35.2.5
35.3.1
35.4.1
35.5.1
35.5.2
35.5.3
35.5.4
35.7.1
35.7.2
35.7.3
Reducing Power Consumption ................................................................................................... 669
Electrical Characteristics ............................................................................................................ 675
Usage Notes ............................................................................................................................... 702
Notes on Flash Memory ........................................................................................................................ 665
Overview ............................................................................................................................................... 669
Key Points and Processing Methods for Reducing Power Consumption ............................................. 669
Notes on Clock Generation Circuit ....................................................................................................... 702
Notes on Interrupts ................................................................................................................................ 704
Notes on ID Code Areas ........................................................................................................................ 707
Notes on Option Function Select Area .................................................................................................. 707
Notes on DTC ........................................................................................................................................ 708
Notes on Timer RA ............................................................................................................................... 709
Notes on Timer RB ................................................................................................................................ 710
ROM Code Protect Function ............................................................................................................ 664
CPU Rewrite Mode ........................................................................................................................... 665
Voltage Detection Circuit ................................................................................................................. 669
Ports .................................................................................................................................................. 669
Clocks ............................................................................................................................................... 669
Wait Mode, Stop Mode ..................................................................................................................... 669
Stopping Peripheral Function Clocks ............................................................................................... 669
Timers ............................................................................................................................................... 669
A/D Converter ................................................................................................................................... 669
Clock Synchronous Serial Interface ................................................................................................. 669
Reducing Internal Power Consumption Using VCA20 Bit .............................................................. 670
Stop Mode ......................................................................................................................................... 702
Wait Mode ........................................................................................................................................ 702
Reducing Internal Power Using VCA20 Bit ..................................................................................... 703
Oscillation Stop Detection Function ................................................................................................. 703
Oscillation Circuit Constants ............................................................................................................ 703
High-Speed On-chip Oscillator Mode .............................................................................................. 703
Reading Address 00000h .................................................................................................................. 704
SP Setting .......................................................................................................................................... 704
External Interrupt and Key Input Interrupt ....................................................................................... 704
Changing Interrupt Sources .............................................................................................................. 705
Rewriting Interrupt Control Register ................................................................................................ 706
Setting Example of ID Code Areas ................................................................................................... 707
Setting Example of Option Function Select Area ............................................................................. 707
DTC activation source ...................................................................................................................... 708
DTCENi (i = 0 to 6) Registers .......................................................................................................... 708
Peripheral Modules ........................................................................................................................... 708
Interrupt Request ............................................................................................................................... 708
Timer Mode ...................................................................................................................................... 710
Programmable Waveform Generation Mode .................................................................................... 710
Programmable One-shot Generation Mode ...................................................................................... 711
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