8.3 Input/Output Port Related Registers ....................................................................... 8-6
8.3.1 Port Data Registers ............................................................................. 8-8
8.3.2 Port Direction Registers ...................................................................... 8-9
8.3.3 Port Operation Mode Registers ........................................................... 8-10
8.4 Port Peripheral Circuits .......................................................................................... 8-31
8.5 Precautions on Input/Output Ports ......................................................................... 8-39
CHAPTER 9 DMAC
9.1 Outline of DMAC .................................................................................................... 9-2
9.2 DMAC Related Registers ....................................................................................... 9-5
9.2.1 DMA Channel Control Registers ........................................................ 9-7
9.2.2 DMA Request Extended Cause Register ........................................... 9-18
9.2.3 DMA Software Request Generation Registers ................................... 9-29
9.2.4 DMA Source Address Registers ......................................................... 9-30
9.2.5 DMA Destination Address Registers .................................................. 9-31
9.2.6 DMA Transfer Count Registers .......................................................... 9-32
9.2.7 DMA Interrupt Request Status Registers ........................................... 9-33
9.2.8 DMA Interrupt Mask Registers ........................................................... 9-35
9.3 Functional Description of DMAC ............................................................................ 9-39
9.3.1 Cause of DMA Request ...................................................................... 9-39
9.3.2 DMA Transfer Processing Procedure ................................................. 9-49
9.3.3 Starting DMA ...................................................................................... 9-50
9.3.4 Priority of DMA Channels ................................................................... 9-50
9.3.5 Gaining and Releasing Control of the Internal Bus ............................ 9-51
9.3.6 Transfer Unit ....................................................................................... 9-51
9.3.7 Transfer Count ................................................................................... 9-51
9.3.8 Address Space ................................................................................... 9-52
9.3.9 Transfer Operation ............................................................................. 9-52
9.3.10 End of DMA and Interrupt ................................................................. 9-55
9.3.11 Register Status after End of DMA Transfer ...................................... 9-55
9.4 Precautions on Using DMAC ................................................................................. 9-56
(5)
Содержание 32172
Страница 20: ... This is a blank page 16 ...
Страница 21: ...1 1 Overview 1 2 Block Diagram 1 3 Pin Functions 1 4 Pin Layout CHAPTER 1 CHAPTER 1 OVERVIEW ...
Страница 44: ...1 1 24 Rev 1 0 This is a blank page Overview 1 4 Pin Layout ...
Страница 58: ...2 2 14 Rev 1 0 This is a blank page CPU 2 6 Data Formats ...
Страница 122: ...4 4 26 Rev 1 0 This is a blank page EIT 4 13 Precautions on EIT ...
Страница 200: ...7 7 6 Rev 1 0 This is a blank page RESET 7 4 Precautions to Be Taken Immediately after Reset ...
Страница 240: ...8 8 40 Rev 1 0 This is a blank page INPUT OUTPUT PORTS AND PIN FUNCTIONS 8 5 Precautions on Input Output Ports ...
Страница 298: ...9 9 58 Rev 1 0 This is a blank page DMAC 9 4 Precautions on Using DMAC ...
Страница 416: ...10 10 118 Rev 1 0 This is a blank page INPUT OUTPUT TIMERS 10 6 TOM Output Related 16 bit Timers ...
Страница 658: ...14 14 16 Rev 1 0 REAL TIME DEBUGGER RTD 14 4 Typical Connection with the Host This is a blank page ...
Страница 718: ...16 16 16 Rev 1 0 This is a blank page D A CONVERTERS 16 3 Functional Description of the D A Converters ...
Страница 766: ...18 18 22 Rev 1 0 WAIT CONTROLLER 18 3 Typical Operation of the Wait Controller This is a blank page ...
Страница 776: ...19 19 10 Rev 1 0 RAM BACKUP MODE 19 4 Exiting RAM Backup Mode Wakeup This is a blank page ...
Страница 777: ...CHAPTER 20 CHAPTER 20 OSCILLATION CIRCUIT 20 1 Oscillator Circuit 20 2 Clock Generator Circuit ...
Страница 782: ...20 20 6 Rev 1 0 OSCILLATION CIRCUIT 20 2 Clock Generator Circuit This is a blank page ...
Страница 856: ...23 23 26 Rev 1 0 This is a blank page ELECTRICAL CHARACTERISTICS 23 6 AC Characteristics ...
Страница 857: ...24 1 A D Conversion Characteristics CHAPTER 24 CHAPTER 24 STANDARD CHARACTERISTICS ...
Страница 859: ...Appendix 1 1 Dimensional Outline Drawing APPENDIX 1 APPENDIX 1 MECHANICAL SPECIFICATIONS ...
Страница 861: ...Appendix 2 1 M32R E Instruction Processing Time APPENDIX 2 APPENDIX 2 INSTRUCTION PROCESSING TIME ...
Страница 865: ...Appendix 3 1 Precautions about Noise APPENDIX 3 APPENDIX 3 PRECAUTIONS ABOUT NOISE ...