
User’s Manual U17854EJ8V0UD
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12.5.7 Wait...............................................................................................................................................495
12.5.8 Canceling wait...............................................................................................................................497
12.5.9 Interrupt request (INTIIC0) generation timing and wait control......................................................498
12.5.10 Address match detection method................................................................................................499
12.5.11 Error detection ............................................................................................................................499
12.5.12 Extension code ...........................................................................................................................499
12.5.13 Arbitration....................................................................................................................................500
12.5.14 Wakeup function .........................................................................................................................501
12.5.15 Communication reservation ........................................................................................................502
12.5.16 Cautions......................................................................................................................................506
12.5.17 Communication operations .........................................................................................................507
12.5.18 Timing of I
2C interrupt request (INTIIC0) occurrence ..................................................................515
12.6 Timing Charts ........................................................................................................................... 536
CHAPTER 13 MULTIPLIER .................................................................................................................. 543
13.1 Functions of Multiplier............................................................................................................. 543
13.2 Configuration of Multiplier ...................................................................................................... 544
13.3 Operation of Multiplier............................................................................................................. 545
CHAPTER 14 DMA CONTROLLER..................................................................................................... 546
14.1 Functions of DMA Controller .................................................................................................. 546
14.2 Configuration of DMA Controller............................................................................................ 547
14.3 Registers to Controlling DMA Controller............................................................................... 550
14.4 Operation of DMA Controller .................................................................................................. 553
14.4.1 Operation procedure .....................................................................................................................553
14.4.2 Transfer mode...............................................................................................................................554
14.4.3 Termination of DMA transfer .........................................................................................................554
14.5 Example of Setting of DMA Controller................................................................................... 555
14.5.1 CSI consecutive transmission .......................................................................................................555
14.5.2 Consecutive capturing of A/D conversion results..........................................................................557
14.5.3 UART consecutive reception + ACK transmission ........................................................................559
14.5.4 Holding DMA transfer pending by DWAITn...................................................................................561
14.5.5 Forced termination by software.....................................................................................................562
14.6 Cautions on Using DMA Controller ........................................................................................ 563
CHAPTER 15 INTERRUPT FUNCTIONS ............................................................................................ 565
15.1 Interrupt Function Types......................................................................................................... 565
15.2 Interrupt Sources and Configuration ..................................................................................... 565
15.3 Registers Controlling Interrupt Functions ............................................................................ 569
15.4 Interrupt Servicing Operations ............................................................................................... 579
15.4.1 Maskable interrupt acknowledgment.............................................................................................579
15.4.2 Software interrupt request acknowledgment .................................................................................581
15.4.3 Multiple interrupt servicing ............................................................................................................582
15.4.4 Interrupt request hold ....................................................................................................................585
CHAPTER 16 KEY INTERRUPT FUNCTION ..................................................................................... 586
16.1 Functions of Key Interrupt ...................................................................................................... 586