M32C85 datasheet(13/542 Pages) RENESAS

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A-9

27.7 Interrupts .............................................................................................................. 475

27.7.1 ISP Setting ..................................................................................................... 475

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27.7.2 NMI Interrupt .................................................................................................. 475

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27.7.3 INT Interrupt .................................................................................................. 475

27.7.4 Watchdog Timer Interrupt ............................................................................ 476

27.7.5 Changing Interrupt Control Register .......................................................... 476

27.7.6 Changing IIOiIR Register (i = 0 to 5, 8 to 11) .............................................. 476

27.7.7 Changing RLVL Register .............................................................................. 476

27.8 DMAC .................................................................................................................... 477

27.9 Timer...................................................................................................................... 478

27.9.1 Timers A and B .............................................................................................. 478

27.9.2 Timer A ........................................................................................................... 478

27.9.3 Timer B ........................................................................................................... 480

27.10 Serial I/O .............................................................................................................. 481

27.10.1 Clock Synchronous Serial I/O Mode ......................................................... 481

27.10.2 UART Mode .................................................................................................. 482

27.10.3 Special Mode 1 (I2C Mode) ......................................................................... 482

27.11 A/D Converter ..................................................................................................... 483

27.12 Intelligent I/O ...................................................................................................... 485

27.12.1 Register Setting .......................................................................................... 485

27.13 Programmable I/O Ports .................................................................................... 486

27.14 Flash Memory Version ....................................................................................... 487

27.14.1 Differences Between Flash Memory Version and Masked ROM Version .. 487

27.14.2 Boot Mode .................................................................................................... 487

27.15 Noise ................................................................................................................... 488

Package Dimensions ___________________________ 489

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