NEC V850E/MA1 User Manual page 209

32-bit single-chip microcontroller
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(2) DMA source address registers 0L to 3L (DSA0L to DSA3L)
These registers can be read/written in 16-bit units.
15
14
13
12
DSA0L
SA15
SA14
SA13
SA12
DSA1L
SA15
SA14 SA13 SA12 SA11 SA10 SA9 SA8 SA7 SA6 SA5 SA4 SA3 SA2 SA1 SA0
DSA2L
SA15
SA14 SA13 SA12 SA11 SA10 SA9 SA8 SA7 SA6 SA5 SA4 SA3 SA2 SA1 SA0
DSA3L
SA15
SA14 SA13 SA12 SA11 SA10 SA9 SA8 SA7 SA6 SA5 SA4 SA3 SA2 SA1 SA0
Bit position
Bit name
15 to 0
SA15 to SA0
CHAPTER 6
DMA FUNCTIONS (DMA CONTROLLER)
11
10
9
8
7
6
SA11
SA10
SA9
SA8
SA7
SA6
Source Address
Sets the DMA source address (A15 to A0). During DMA transfer, it stores the next DMA
transfer source address. During flyby transfer, it stores an external memory address.
User's Manual U14359EJ4V0UM
5
4
3
2
1
0
SA5
SA4
SA3
SA2
SA1
SA0
Function
Address
After reset
FFFFF080H
Undefined
FFFFF088H
Undefined
FFFFF090H
Undefined
FFFFF098H
Undefined
209

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