
User’s Manual U18417EJ3V0UD
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14.5.9 Interrupt request (INTIIC0) generation timing and wait control......................................................576
14.5.10 Address match detection method ................................................................................................577
14.5.11 Error detection.............................................................................................................................577
14.5.12 Extension code............................................................................................................................577
14.5.13 Arbitration....................................................................................................................................578
14.5.14 Wakeup function .........................................................................................................................579
14.5.15 Communication reservation.........................................................................................................580
14.5.16 Cautions ......................................................................................................................................584
14.5.17 Communication operations..........................................................................................................585
14.5.18 Timing of I
2C interrupt request (INTIIC0) occurrence...................................................................593
14.6 Timing Charts...................................................................................................................................... 614
CHAPTER 15 MULTIPLIER................................................................................................................... 621
15.1 Functions of Multiplier....................................................................................................................... 621
15.2 Configuration of Multiplier ................................................................................................................ 622
15.3 Operation of Multiplier ....................................................................................................................... 623
CHAPTER 16 DMA CONTROLLER ..................................................................................................... 624
16.1 Functions of DMA Controller ............................................................................................................ 624
16.2 Configuration of DMA Controller ..................................................................................................... 625
16.3 Registers to Controlling DMA Controller ........................................................................................ 628
16.4 Operation of DMA Controller ............................................................................................................ 631
16.4.1 Operation procedure .....................................................................................................................631
16.4.2 Transfer mode ...............................................................................................................................632
16.4.3 Termination of DMA transfer .........................................................................................................632
16.5 Example of Setting of DMA Controller ............................................................................................ 633
16.5.1 CSI consecutive transmission .......................................................................................................633
16.5.2 Consecutive capturing of A/D conversion results ..........................................................................635
16.5.3 UART consecutive reception + ACK transmission ........................................................................637
16.5.4 Holding DMA transfer pending by DWAITn ...................................................................................639
16.5.5 Forced termination by software .....................................................................................................640
16.6 Cautions on Using DMA Controller ................................................................................................. 641
CHAPTER 17 INTERRUPT FUNCTIONS ............................................................................................ 643
17.1 Interrupt Function Types................................................................................................................... 643
17.2 Interrupt Sources and Configuration............................................................................................... 643
17.3 Registers Controlling Interrupt Functions...................................................................................... 648
17.4 Interrupt Servicing Operations ......................................................................................................... 658
17.4.1 Maskable interrupt acknowledgment .............................................................................................658
17.4.2 Software interrupt request acknowledgment .................................................................................660
17.4.3 Multiple interrupt servicing.............................................................................................................661
17.4.4 Interrupt request hold ....................................................................................................................664
CHAPTER 18 KEY INTERRUPT FUNCTION ..................................................................................... 665
18.1 Functions of Key Interrupt ................................................................................................................ 665