r5f21346mnfp Renesas Electronics Corporation., r5f21346mnfp Datasheet - Page 10
r5f21346mnfp
Manufacturer Part Number
r5f21346mnfp
Description
Single-chip Mcus Incorporates The R8c Cpu Core
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.R5F21346MNFP.pdf
(776 pages)
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Manufacturer
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Company:
Part Number:
r5f21346mnfp#V0
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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8.
9.
7.5
7.6
9.1
9.2
9.3
9.4
9.5
9.6
9.7
9.8
9.9
7.4.22
7.4.23
7.4.24
9.2.1
9.2.2
9.2.3
9.2.4
9.2.5
9.2.6
9.2.7
9.2.8
9.2.9
9.2.10
9.2.11
9.2.12
9.2.13
9.2.14
9.2.15
9.4.1
9.4.2
9.6.1
9.6.2
9.6.3
9.6.4
9.6.5
9.6.6
9.6.7
9.6.8
9.6.9
9.6.10
9.7.1
9.7.2
9.7.3
9.8.1
Bus ............................................................................................................................................... 110
Clock Generation Circuit .............................................................................................................. 111
Port Settings ............................................................................................................................................ 89
Unassigned Pin Handling ...................................................................................................................... 109
Overview ............................................................................................................................................... 111
Registers ................................................................................................................................................ 114
XIN Clock ............................................................................................................................................. 123
On-Chip Oscillator Clock ...................................................................................................................... 124
XCIN Clock ........................................................................................................................................... 125
CPU Clock and Peripheral Function Clock ........................................................................................... 126
Power Control ........................................................................................................................................ 128
Oscillation Stop Detection Function ..................................................................................................... 137
Notes on Clock Generation Circuit ....................................................................................................... 141
Drive Capacity Control Register 1 (DRR1) ........................................................................................ 87
Input Threshold Control Register 0 (VLT0) ....................................................................................... 88
Input Threshold Control Register 1 (VLT1) ....................................................................................... 88
System Clock Control Register 0 (CM0) .......................................................................................... 114
System Clock Control Register 1 (CM1) .......................................................................................... 115
System Clock Control Register 3 (CM3) .......................................................................................... 116
Oscillation Stop Detection Register (OCD) ...................................................................................... 117
High-Speed On-Chip Oscillator Control Register 7 (FRA7) ............................................................ 117
High-Speed On-Chip Oscillator Control Register 0 (FRA0) ............................................................ 118
High-Speed On-Chip Oscillator Control Register 1 (FRA1) ............................................................ 118
High-Speed On-Chip Oscillator Control Register 2 (FRA2) ............................................................ 119
Clock Prescaler Reset Flag (CPSRF) ................................................................................................ 119
High-Speed On-Chip Oscillator Control Register 4 (FRA4) ............................................................ 120
High-Speed On-Chip Oscillator Control Register 5 (FRA5) ............................................................ 120
High-Speed On-Chip Oscillator Control Register 6 (FRA6) ............................................................ 120
High-Speed On-Chip Oscillator Control Register 3 (FRA3) ............................................................ 120
Voltage Detect Register 2 (VCA2) ................................................................................................... 121
I/O Function Pin Select Register (PINSR) ....................................................................................... 122
Low-Speed On-Chip Oscillator Clock .............................................................................................. 124
High-Speed On-Chip Oscillator Clock ............................................................................................. 124
System Clock .................................................................................................................................... 126
CPU Clock ........................................................................................................................................ 126
Peripheral Function Clock (f1, f2, f4, f8, and f32) ........................................................................... 126
fOCO ................................................................................................................................................. 126
fOCO40M ......................................................................................................................................... 126
fOCO-F ............................................................................................................................................. 126
fOCO-S ............................................................................................................................................. 127
fOCO128 ........................................................................................................................................... 127
fC, fC2, fC4, and fC32 ...................................................................................................................... 127
fOCO-WDT ...................................................................................................................................... 127
Standard Operating Mode ................................................................................................................. 128
Wait Mode ........................................................................................................................................ 130
Stop Mode ......................................................................................................................................... 134
How to Use Oscillation Stop Detection Function ............................................................................. 138
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