R5F21334CNFP#U0 Renesas Electronics America, R5F21334CNFP#U0 Datasheet - Page 19

• Manufacturer Part Number: R5F21334CNFP#U0
• Description: MCU 1KB FLASH 16K ROM 32-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/33Cr

Specifications of R5F21334CNFP#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: 27
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.5K 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: 32-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

23.
24.
22.5
22.6
22.7
23.1
24.1
24.2
24.3
24.4
24.5
24.6
22.5.1
22.5.2
22.5.3
22.5.4
22.5.5
22.5.6
22.5.7
22.6.1
22.6.2
22.6.3
22.7.1
22.7.2
24.2.1
24.2.2
24.2.3
24.2.4
24.2.5
24.2.6
24.2.7
24.2.8
24.2.9
24.2.10 SS Status Register (SSSR) ................................................................................................................ 381
24.2.11 SS Mode Register 2 (SSMR2) .......................................................................................................... 382
24.3.1
24.3.2
24.3.3
24.3.4
24.4.1
24.4.2
24.4.3
24.5.1
24.5.2
24.5.3
24.5.4
Clock Synchronous Serial Interface ............................................................................................ 371
Synchronous Serial Communication Unit (SSU) ........................................................................ 372
Special Mode 1 (I
Multiprocessor Communication Function ............................................................................................. 362
Notes on Serial Interface (UART2) ....................................................................................................... 369
Mode Selection ...................................................................................................................................... 371
Overview ............................................................................................................................................... 372
Registers ................................................................................................................................................ 374
Common Items for Multiple Modes ...................................................................................................... 383
Clock Synchronous Communication Mode .......................................................................................... 388
Operation in 4-Wire Bus Communication Mode .................................................................................. 395
Notes on Synchronous Serial Communication Unit .............................................................................. 402
Detection of Start and Stop Conditions ............................................................................................ 358
Output of Start and Stop Conditions ................................................................................................. 359
Transfer Clock .................................................................................................................................. 360
SDA Output ...................................................................................................................................... 360
SDA Input ......................................................................................................................................... 361
ACK and NACK ............................................................................................................................... 361
Initialization of Transmission/Reception .......................................................................................... 361
Multiprocessor Transmission ............................................................................................................ 365
Multiprocessor Reception ................................................................................................................. 366
RXD2 Digital Filter Select Function ................................................................................................ 368
Clock Synchronous Serial I/O Mode ................................................................................................ 369
Special Mode 1 (I
Module Standby Control Register (MSTCR) ................................................................................... 374
SSU/IIC Pin Select Register (SSUIICSR) ........................................................................................ 375
SS Bit Counter Register (SSBR) ...................................................................................................... 376
SS Transmit Data Register (SSTDR) ................................................................................................ 376
SS Receive Data Register (SSRDR) ................................................................................................. 377
SS Control Register H (SSCRH) ...................................................................................................... 377
SS Control Register L (SSCRL) ....................................................................................................... 378
SS Mode Register (SSMR) ............................................................................................................... 379
SS Enable Register (SSER) .............................................................................................................. 380
Transfer Clock .................................................................................................................................. 383
SS Shift Register (SSTRSR) ............................................................................................................. 385
Interrupt Requests ............................................................................................................................. 386
Communication Modes and Pin Functions ....................................................................................... 387
Initialization in Clock Synchronous Communication Mode ............................................................ 388
Data Transmission ............................................................................................................................ 389
Data Reception .................................................................................................................................. 391
Initialization in 4-Wire Bus Communication Mode ......................................................................... 396
Data Transmission ............................................................................................................................ 397
Data Reception .................................................................................................................................. 399
SCS Pin Control and Arbitration ...................................................................................................... 401
2
C Mode) .................................................................................................................. 352
2
C Mode) .............................................................................................................. 370
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