R5F21238DFP#U0 Renesas Electronics America, R5F21238DFP#U0 Datasheet - Page 13

• Manufacturer Part Number: R5F21238DFP#U0
• Description: IC R8C/23 MCU FLASH 48-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/2x/23r

Specifications of R5F21238DFP#U0

• Core Size: 16/32-Bit
• Program Memory Size: 64KB (64K x 8)
• Peripherals: POR, Voltage Detect, WDT
• Core Processor: R8C
• Speed: 20MHz
• Connectivity: CAN, I²C, LIN, SIO, SSU, UART/USART
• Number Of I /o: 41
• Program Memory Type: FLASH
• Ram Size: 3K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-LQFP
• No. Of I/o's: 41
• Ram Memory Size: 3KB
• Cpu Speed: 20MHz
• No. Of Timers: 4
• Digital Ic Case Style: LQFP
• Embedded Interface Type: CAN, I2C, UART
• Rohs Compliant: Yes
• Cpu Family: R8C
• Device Core Size: 16b
• Frequency (max): 20MHz
• Interface Type: I2C/UART
• Total Internal Ram Size: 3KB
• # I/os (max): 41
• Number Of Timers - General Purpose: 5
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 3V
• On-chip Adc: 12-chx10-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 48
• Package Type: LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: RCDK8C - KIT DEV EVAL FOR CAN R8C/23R0K521237S000BE - KIT DEV RSK R8C/23R0E521237CPE00 - EMULATOR COMPACT R8C/20/21/22/23
• Eeprom Size: -
• Lead Free Status / Rohs Status: Compliant

15.
16.
17.
18.
14.4
15.1
15.2
15.3
16.1
16.2
16.3
17.1
17.2
17.3
17.4
17.5
17.6
18.1
18.2
14.4.1
14.4.2
15.1.1
15.1.2
15.1.3
15.2.1
16.2.1
16.2.2
16.2.3
16.2.4
16.2.5
16.2.6
16.2.7
16.2.8
16.3.1
16.3.2
16.3.3
16.3.4
16.3.5
16.3.6
16.3.7
16.3.8
17.4.1
17.4.2
17.4.3
17.4.4
Serial Interface ............................................................................................................................ 275
Clock Synchronous Serial Interface ............................................................................................ 292
Hardware LIN .............................................................................................................................. 355
CAN Module ............................................................................................................................... 370
Timer RE ............................................................................................................................................... 267
Clock Synchronous Serial I/O Mode ..................................................................................................... 281
Clock Asynchronous Serial I/O (UART) Mode .................................................................................... 286
Notes on Serial Interface ....................................................................................................................... 291
Mode Selection ...................................................................................................................................... 292
Clock Synchronous Serial I/O with Chip Select (SSU) ........................................................................ 293
I
Features ................................................................................................................................................. 355
Input/Output Pins .................................................................................................................................. 356
Register Configuration .......................................................................................................................... 357
Functional Description .......................................................................................................................... 359
Interrupt Requests .................................................................................................................................. 368
Notes on Hardware LIN ........................................................................................................................ 369
CAN Module-Related Registers ............................................................................................................ 371
CAN0 Message Box .............................................................................................................................. 372
2
C Bus Interface ................................................................................................................................... 322
Output Compare Mode ..................................................................................................................... 268
Notes on Timer RE ........................................................................................................................... 274
Polarity Select Function .................................................................................................................... 284
LSB First/MSB First Select Function ............................................................................................... 284
Continuous Receive Mode ................................................................................................................ 285
Bit Rate ............................................................................................................................................. 290
Transfer Clock .................................................................................................................................. 302
SS Shift Register (SSTRSR) ............................................................................................................. 304
Interrupt Requests ............................................................................................................................. 305
Communication Modes and Pin Functions ....................................................................................... 306
Clock Synchronous Communication Mode ...................................................................................... 307
Operation in 4-Wire Bus Communication Mode .............................................................................. 314
SCS Pin Control and Arbitration ...................................................................................................... 320
Notes on Clock Synchronous Serial I/O with Chip Select ............................................................... 321
Transfer Clock .................................................................................................................................. 332
Interrupt Requests ............................................................................................................................. 333
I
Clock Synchronous Serial Mode ...................................................................................................... 345
Noise Canceller ................................................................................................................................. 348
Bit Synchronization Circuit .............................................................................................................. 349
Examples of Register Setting ............................................................................................................ 350
Notes on I
Master Mode ..................................................................................................................................... 359
Slave Mode ....................................................................................................................................... 362
Bus Collision Detection Function ..................................................................................................... 366
Hardware LIN End Processing ......................................................................................................... 367
2
C Bus Interface Mode .................................................................................................................... 334
2
C Bus Interface ............................................................................................................... 354
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