R5F21134FP-U0 View Datasheet(PDF) - Renesas Electronics
Part Name
Description
Manufacturer
R5F21134FP-U0
Renesas Electronics
R5F21134FP-U0 Datasheet PDF : 224 Pages
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5.4 Voltage Detection Circuit ............................................................................................. 21
5.4.1 Voltage Detection Interrupt .................................................................................................................. 26
5.4.2 Exiting Stop Mode on a Voltage Detection Interrupt ......................................................................... 28
Chapter 6. Clock Generating Circuit.................................. 29
6.1 Main Clock ..................................................................................................................... 34
6.2 On-Chip Oscillator Clock ............................................................................................. 35
6.2.1 Low-speed On-Chip Oscillator ............................................................................................................ 35
6.2.2 High-speed On-Chip Oscillator ............................................................................................................ 35
6.3 CPU Clock and Peripheral Function Clock ................................................................ 36
6.3.1 CPU Clock .............................................................................................................................................. 36
6.3.2 Peripheral Function Clock (f1, f2, f8, f32, fAD, f1SIO, f8SIO, f32SIO) ....................................................... 36
6.3.3 fRING and fRING128 ................................................................................................................................................................... 36
6.3.4 fRING-fast ...................................................................................................................................................................................... 36
6.4 Power Control ............................................................................................................... 37
6.4.1 Normal Operation Mode ....................................................................................................................... 37
6.4.2 Wait Mode .............................................................................................................................................. 39
6.4.3 Stop Mode .............................................................................................................................................. 40
6.5 Oscillation Stop Detection Function ........................................................................... 42
6.5.1 How to Use Oscillation Stop Detection Function .............................................................................. 42
Chapter 7. Protection .......................................................... 44
Chapter 8. Processor Mode ................................................ 45
8.1 Types of Processor Mode ............................................................................................ 45
Chapter 9. Bus ..................................................................... 46
Chapter 10. Interrupt ........................................................... 47
10.1 Interrupt Overview ...................................................................................................... 47
10.1.1 Type of Interrupts ................................................................................................................................ 47
10.1.2 Software Interrupts ............................................................................................................................. 48
10.1.3 Hardware Interrupts ............................................................................................................................ 49
10.1.4 Interrupts and Interrupt Vector .......................................................................................................... 50
10.1.5 Interrupt Control ................................................................................................................................. 52
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10.2 INT Interrupt ................................................................................................................ 60
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10.2.1 INT0 Interrupt ...................................................................................................................................... 60
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10.2.2 INT0 Input Filter ................................................................................................................................... 61
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10.2.3 INT1 Interrupt and INT2 Interrupt ...................................................................................................... 62
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10.2.4 INT3 Interrupt ...................................................................................................................................... 63
10.3 Key Input Interrupt ..................................................................................................... 65
10.4 Address Match Interrupt ............................................................................................ 66
Chapter 11. Watchdog Timer .............................................. 68
Chapter 12. Timers .............................................................. 70
12.1 Timer X ........................................................................................................................ 71
A-2
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