xi
22.6.2 Operations in Operation Mode 1 ................................................................................ 470
22.7 Registers ......................................................................................................................... 476
22.7.1 UART/SIO Serial Mode Control Register 1 ch. n (SMC1n) ........................................ 477
22.7.2 UART/SIO Serial Mode Control Register 2 ch. n (SMC2n) ........................................ 479
22.7.3 UART/SIO Serial Status and Data Register ch. n (SSRn) .......................................... 481
22.7.4 UART/SIO Serial Input Data Register ch. n (RDRn) .................................................. 483
22.7.5 UART/SIO Serial Output Data Register ch. n (TDRn) ................................................ 484
CHAPTER 23 UART/SIO DEDICATED BAUD RATE GENERATOR ................ 485
23.1 Overview .......................................................................................................................... 486
23.2 Channel ........................................................................................................................... 487
23.3 Operations ....................................................................................................................... 488
23.4 Registers ......................................................................................................................... 489
23.4.1 UART/SIO Dedicated Baud Rate Generator Prescaler Select Register ch. n
(PSSRn) ..................................................................................................................... 490
23.4.2 UART/SIO Dedicated Baud Rate Generator Baud Rate Setting Register ch. n
(BRSRn) ..................................................................................................................... 491
CHAPTER 24 I
2
C BUS INTERFACE .................................................................. 493
24.1 Overview .......................................................................................................................... 494
24.2 Configuration ................................................................................................................... 495
24.3 Channel ........................................................................................................................... 498
24.4 Pins .................................................................................................................................. 499
24.5 Interrupts ......................................................................................................................... 500
24.6 Operations and Setting Procedure Example ................................................................... 502
24.6.1 l
2
C Bus Interface ........................................................................................................ 503
24.6.2 Function to Wake up the MCU from Standby Mode ................................................... 511
24.7 Registers ......................................................................................................................... 513
24.7.1 I
2
C Bus Control Register 0 ch. n (IBCR0n) ................................................................ 514
24.7.2 I
2
C Bus Control Register 1 ch. n (IBCR1n) ................................................................ 517
24.7.3 I
2
C Bus Status Register ch. n (IBSRn) ....................................................................... 521
24.7.4 I
2
C Data Register ch. n (IDDRn) ................................................................................ 524
24.7.5 I
2
C Address Register ch. n (IAARn) ........................................................................... 525
24.7.6 I
2
C Clock Control Register ch. n (ICCRn) .................................................................. 526
24.8 Notes on Using I
2
C Bus Interface .................................................................................... 528
CHAPTER 25 EXAMPLE OF SERIAL PROGRAMMING CONNECTION .......... 531
25.1 Basic Configuration of Serial Programming Connection ................................................. 532
25.2 Example of Serial Programming Connection ................................................................... 533
CHAPTER 26 DUAL OPERATION FLASH MEMORY ....................................... 535
26.1 Overview .......................................................................................................................... 536
26.2 Sector/Bank Configuration ............................................................................................... 538
26.3 Invoking Flash Memory Automatic Algorithm .................................................................. 539
26.4 Checking Automatic Algorithm Execution Status ............................................................ 541
26.4.1 Data Polling Flag (DQ7) ............................................................................................. 543
26.4.2 Toggle Bit Flag (DQ6) ................................................................................................. 545
26.4.3 Execution Timeout Flag (DQ5) ................................................................................... 546
26.4.4 Sector Erase Timer Flag (DQ3) .................................................................................. 547