r5f21346mnfp Renesas Electronics Corporation., r5f21346mnfp Datasheet - Page 20

• Manufacturer Part Number: r5f21346mnfp
• Description: Single-chip Mcus Incorporates The R8c Cpu Core
• Manufacturer: Renesas Electronics Corporation.

24.
25.
23.4
23.5
23.6
23.7
24.1
25.1
25.2
25.3
23.3.3
23.3.4
23.3.5
23.3.6
23.4.1
23.4.2
23.4.3
23.4.4
23.4.5
23.4.6
23.4.7
23.5.1
23.5.2
23.5.3
23.5.4
23.5.5
23.5.6
23.5.7
23.6.1
23.6.2
23.6.3
23.7.1
23.7.2
23.7.3
25.2.1
25.2.2
25.2.3
25.2.4
25.2.5
25.2.6
25.2.7
25.2.8
25.2.9
25.2.10 SS Status Register (SSSR) ................................................................................................................ 505
25.2.11 SS Mode Register 2 (SSMR2) .......................................................................................................... 506
25.3.1
25.3.2
Clock Synchronous Serial Interface ............................................................................................ 496
Synchronous Serial Communication Unit (SSU) ........................................................................ 497
Clock Asynchronous Serial I/O (UART) Mode .................................................................................... 469
Special Mode 1 (I
Multiprocessor Communication Function ............................................................................................. 487
Notes on Serial Interface (UART2) ....................................................................................................... 494
Mode Selection ...................................................................................................................................... 496
Overview ............................................................................................................................................... 497
Registers ................................................................................................................................................ 499
Common Items for Multiple Modes ...................................................................................................... 507
LSB First/MSB First Select Function ............................................................................................... 467
Continuous Receive Mode ................................................................................................................ 467
Serial Data Logic Switching Function .............................................................................................. 468
CTS/RTS Function ............................................................................................................................ 468
Bit Rate ............................................................................................................................................. 473
Measure for Dealing with Communication Errors ........................................................................... 474
LSB First/MSB First Select Function ............................................................................................... 474
Serial Data Logic Switching Function .............................................................................................. 475
TXD and RXD I/O Polarity Inverse Function .................................................................................. 475
CTS/RTS Function ............................................................................................................................ 476
RXD2 Digital Filter Select Function ................................................................................................ 476
Detection of Start and Stop Conditions ............................................................................................ 483
Output of Start and Stop Conditions ................................................................................................. 484
Transfer Clock .................................................................................................................................. 485
SDA Output ...................................................................................................................................... 485
SDA Input ......................................................................................................................................... 485
ACK and NACK ............................................................................................................................... 485
Initialization of Transmission/Reception .......................................................................................... 486
Multiprocessor Transmission ............................................................................................................ 490
Multiprocessor Reception ................................................................................................................. 491
RXD2 Digital Filter Select Function ................................................................................................ 493
Clock Synchronous Serial I/O Mode ................................................................................................ 494
Special Mode 1 (I
U2BRG Register ............................................................................................................................... 495
Module Standby Control Register (MSTCR) ................................................................................... 499
SSU/IIC Pin Select Register (SSUIICSR) ........................................................................................ 499
SS Bit Counter Register (SSBR) ...................................................................................................... 500
SS Transmit Data Register (SSTDR) ................................................................................................ 500
SS Receive Data Register (SSRDR) ................................................................................................. 501
SS Control Register H (SSCRH) ...................................................................................................... 501
SS Control Register L (SSCRL) ....................................................................................................... 502
SS Mode Register (SSMR) ............................................................................................................... 503
SS Enable Register (SSER) .............................................................................................................. 504
Transfer Clock .................................................................................................................................. 507
SS Shift Register (SSTRSR) ............................................................................................................. 509
2
C Mode) .................................................................................................................. 477
2
C Mode) .............................................................................................................. 495
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