R5F21346CNFP#U0 Renesas Electronics America, R5F21346CNFP#U0 Datasheet - Page 26
![MCU 1KB FLASH 32K ROM 48-LQFP](/photos/28/61/286102/48-lqfp__plqp0048kb-a_sml.jpg)
R5F21346CNFP#U0
Manufacturer Part Number
R5F21346CNFP#U0
Description
MCU 1KB FLASH 32K ROM 48-LQFP
Manufacturer
Renesas Electronics America
Series
R8C/3x/34Cr
Datasheet
1.R5F21346CNFPU0.pdf
(759 pages)
Specifications of R5F21346CNFP#U0
Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
I²C, LIN, SIO, SSU, UART/USART
Peripherals
POR, PWM, Voltage Detect, WDT
Number Of I /o
43
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
2.5K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 12x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
48-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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34.2
34.3
34.4
34.5
34.6
34.7
34.8
34.9
34.10
34.11
34.12
34.13
34.1.4
34.2.1
34.2.2
34.2.3
34.2.4
34.2.5
34.3.1
34.4.1
34.5.1
34.5.2
34.5.3
34.5.4
34.7.1
34.7.2
34.7.3
34.7.4
34.8.1
34.8.2
34.8.3
34.8.4
34.8.5
34.8.6
34.8.7
34.9.1
34.9.2
34.9.3
34.9.4
34.9.5
34.9.6
34.9.7
34.9.8
34.9.9
34.10.1 Starting and Stopping Count ............................................................................................................. 706
34.10.2 Register Setting ................................................................................................................................. 706
34.10.3 Time Reading Procedure of Real-Time Clock Mode ....................................................................... 708
34.12.1 Clock Synchronous Serial I/O Mode ................................................................................................ 710
34.12.2 Special Mode 1 (I
Notes on Interrupts ................................................................................................................................ 690
Notes on ID Code Areas ........................................................................................................................ 693
Notes on Option Function Select Area .................................................................................................. 693
Notes on DTC ........................................................................................................................................ 694
Notes on Timer RA ............................................................................................................................... 695
Notes on Timer RB ................................................................................................................................ 696
Notes on Timer RC ................................................................................................................................ 698
Notes on Timer RD ............................................................................................................................... 700
Notes on Timer RE ................................................................................................................................ 706
Notes on Serial Interface (UARTi (i = 0 or 1)) ..................................................................................... 709
Notes on Serial Interface (UART2) ....................................................................................................... 710
Notes on Synchronous Serial Communication Unit .............................................................................. 711
Oscillation Circuit Constants ............................................................................................................ 689
Reading Address 00000h .................................................................................................................. 690
SP Setting .......................................................................................................................................... 690
External Interrupt and Key Input Interrupt ....................................................................................... 690
Changing Interrupt Sources .............................................................................................................. 691
Rewriting Interrupt Control Register ................................................................................................ 692
Setting Example of ID Code Areas ................................................................................................... 693
Setting Example of Option Function Select Area ............................................................................. 693
DTC activation source ...................................................................................................................... 694
DTCENi (i = 0 to 6) Registers .......................................................................................................... 694
Peripheral Modules ........................................................................................................................... 694
Interrupt Request ............................................................................................................................... 694
Timer Mode ...................................................................................................................................... 696
Programmable Waveform Generation Mode .................................................................................... 696
Programmable One-shot Generation Mode ...................................................................................... 697
Programmable Wait One-shot Generation Mode ............................................................................. 697
TRC Register .................................................................................................................................... 698
TRCCR1 Register ............................................................................................................................. 698
Count Source Switching ................................................................................................................... 698
Input Capture Function ..................................................................................................................... 699
TRCMR Register in PWM2 Mode ................................................................................................... 699
Count Source fOCO40M .................................................................................................................. 699
TRDSTR Register ............................................................................................................................. 700
TRDi Register (i = 0 or 1) ................................................................................................................. 700
TRDSRi Register (i = 0 or 1) ............................................................................................................ 700
TRDCRi Register (i = 0 or 1) ........................................................................................................... 700
Count Source Switch ........................................................................................................................ 701
Input Capture Function ..................................................................................................................... 701
Reset Synchronous PWM Mode ....................................................................................................... 701
Complementary PWM Mode ............................................................................................................ 702
Count Source fOCO40M .................................................................................................................. 705
TRCSR Register .............................................................................................................................. 698
2
C Mode) .............................................................................................................. 711
A - 17
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