R5F21346CNFP#U0 Renesas Electronics America, R5F21346CNFP#U0 Datasheet - Page 21

MCU 1KB FLASH 32K ROM 48-LQFP

R5F21346CNFP#U0

Manufacturer Part Number
R5F21346CNFP#U0
Description
MCU 1KB FLASH 32K ROM 48-LQFP
Manufacturer
Renesas Electronics America
Series
R8C/3x/34Cr
Datasheet

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
-

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R5F21346CNFP#U0
Manufacturer:
Renesas Electronics America
Quantity:
135
Company:
Part Number:
R5F21346CNFP#U0
Manufacturer:
Renesas Electronics America
Quantity:
10 000
22.
23.
21.4
22.1
22.2
22.3
22.4
22.5
23.1
23.2
23.3
21.4.1
21.4.2
21.4.3
22.2.1
22.2.2
22.2.3
22.2.4
22.2.5
22.2.6
22.2.7
22.2.8
22.3.1
22.3.2
22.3.3
22.3.4
22.4.1
22.4.2
23.2.1
23.2.2
23.2.3
23.2.4
23.2.5
23.2.6
23.2.7
23.2.8
23.2.9
23.2.10 UART2 Special Mode Register 3 (U2SMR3) .................................................................................. 464
23.2.11 UART2 Special Mode Register 2 (U2SMR2) .................................................................................. 465
23.2.12 UART2 Special Mode Register (U2SMR) ....................................................................................... 465
23.2.13 UART2 Pin Select Register 0 (U2SR0) ............................................................................................ 466
23.2.14 UART2 Pin Select Register 1 (U2SR1) ............................................................................................ 466
23.3.1
23.3.2
23.3.3
23.3.4
23.3.5
Serial Interface (UARTi (i = 0 or 1)) ............................................................................................ 434
Serial Interface (UART2) ............................................................................................................ 456
Notes on Timer RE ................................................................................................................................ 431
Overview ............................................................................................................................................... 434
Registers ................................................................................................................................................ 436
Clock Synchronous Serial I/O Mode ..................................................................................................... 441
Clock Asynchronous Serial I/O (UART) Mode .................................................................................... 448
Notes on Serial Interface (UARTi (i = 0 or 1)) ..................................................................................... 455
Overview ............................................................................................................................................... 456
Registers ................................................................................................................................................ 458
Clock Synchronous Serial I/O Mode ..................................................................................................... 467
Starting and Stopping Count ............................................................................................................. 431
Register Setting ................................................................................................................................. 431
Time Reading Procedure of Real-Time Clock Mode ....................................................................... 433
UARTi Transmit/Receive Mode Register (UiMR) (i = 0 or 1) ........................................................ 436
UARTi Bit Rate Register (UiBRG) (i = 0 or 1) ................................................................................ 436
UARTi Transmit Buffer Register (UiTB) (i = 0 or 1) ...................................................................... 437
UARTi Transmit/Receive Control Register 0 (UiC0) (i = 0 or 1) .................................................... 438
UARTi Transmit/Receive Control Register 1 (UiC1) (i = 0 or 1) .................................................... 438
UARTi Receive Buffer Register (UiRB) (i = 0 or 1) ....................................................................... 439
UART0 Pin Select Register (U0SR) ................................................................................................. 440
UART1 Pin Select Register (U1SR) ................................................................................................. 440
Measure for Dealing with Communication Errors ........................................................................... 445
Polarity Select Function .................................................................................................................... 446
LSB First/MSB First Select Function ............................................................................................... 446
Continuous Receive Mode ................................................................................................................ 447
Bit Rate ............................................................................................................................................. 453
Measure for Dealing with Communication Errors ........................................................................... 454
UART2 Transmit/Receive Mode Register (U2MR) ......................................................................... 458
UART2 Bit Rate Register (U2BRG) ................................................................................................ 458
UART2 Transmit Buffer Register (U2TB) ....................................................................................... 459
UART2 Transmit/Receive Control Register 0 (U2C0) .................................................................... 460
UART2 Transmit/Receive Control Register 1 (U2C1) .................................................................... 461
UART2 Receive Buffer Register (U2RB) ........................................................................................ 462
UART2 Digital Filter Function Select Register (URXDF) .............................................................. 463
UART2 Special Mode Register 5 (U2SMR5) .................................................................................. 463
UART2 Special Mode Register 4 (U2SMR4) .................................................................................. 464
Measure for Dealing with Communication Errors ........................................................................... 471
CLK Polarity Select Function ........................................................................................................... 471
LSB First/MSB First Select Function ............................................................................................... 472
Continuous Receive Mode ................................................................................................................ 472
Serial Data Logic Switching Function .............................................................................................. 473
A - 12

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