9
9-14
Ver.0.10
DMAC
9.2 DMAC Related Registers
■
DMA8 Channel Control Register (DM8CNT)
<Address: H'0080 0448>
D0
1
2
3
4
5
6
D7
MDSEL8
TREQF8
REQSL8
TENL8
TSZSL8
SADSL8
DADSL8
<When reset : H'00>
D
Bit Name
Function
R
W
0
MDSEL8
0 : Normal mode
(Selects DMA8 transfer mode)
1 : Ring buffer mode
1
TREQF8
0 : Not requested
(DMA8 transfer request flag)
1 : Requested
2, 3
REQSL8
00 : Software start
(Selects cause of DMA8 request)
01 : MJT (input event bus 0)
10 : Serial I/O3 (reception completed)
11 : MJT (TIN7 input signal)
4
TENL8
0 : Disables transfer
(Enables DMA8 transfer)
1 : Enables transfer
5
TSZSL8
0 : 16 bits
(Selects DMA8 transfer size)
1 : 8 bits
6
SADSL8
0 : Fixed
(Selects DMA8 source address direction) 1 : Incremental
7
DADSL8
0 : Fixed
(Selects DMA8 destination
1 : Incremental
address direction)
W = : Only writing a 0 is effective; when you write a 1, the previous value is retained.
Summary of Contents for M32170F3VFP
Page 42: ...1 1 24 Ver 0 10 OVERVIEW 1 4 Pin Layout This is a blank page ...
Page 56: ...2 2 14 Ver 0 10 This is a blank page ...
Page 88: ...3 3 32 Ver 0 10 ADDRESS SPACE 3 7 Notes on Address Space This is a blank page ...
Page 270: ...9 9 40 Ver 0 10 DMAC 9 4 Precautions about the DMAC This is a blank page ...
Page 614: ...12 12 64 Ver 0 10 This is a blank page SERIAL I O 12 9 Precautions on Using UART Mode ...
Page 756: ...17 17 10 Ver 0 10 RAM BACKUP MODE 17 4 Exiting RAM Backup Mode Wakeup This is a blank page ...
Page 762: ...18 18 6 Ver 0 10 OSCILLATION CIRCUIT 18 2 Clock Generator Circuit This is a blank page ...
Page 831: ...CHAPTER 22 CHAPTER 22 TYPICAL CHARACTERISTICS 22 1 A D Conversion Characteristics ...
Page 833: ...Appendix 1 1 Dimensional Outline Drawing APPENDIX 1 APPENDIX 1 MECHANICAL SPECIFICATIONS ...
Page 841: ...Appendix 3 1 Precautions about Noise APPENDIX 3 APPENDIX 3 PRECAUTIONS ABOUT NOISE ...