Samsung S3C2451X User Manual page 217

S3C2451X RISC MICROPROCESSOR
DMA INITIAL SOURCE CONTROL REGISTER (DISRCC)
Register
DISRCC0 0x4B000004
DISRCC1 0x4B000104
DISRCC2 0x4B000204
DISRCC3 0x4B000304
DISRCC4 0x4B000404
DISRCC5 0x4B000504
DISRCC6 0x4B000604
DISRCC7 0x4B000704
DISRCn Bit
LOC [1]
INC [0]
Address R/W
R/W DMA0 Initial Source Control Register
R/W DMA1 Initial Source Control Register
R/W DMA2 Initial Source Control Register
R/W DMA3 Initial Source Control Register
R/W DMA4 Initial Source Control Register
R/W DMA5 Initial Source Control Register
R/W DMA6 Initial Source Control Register
R/W DMA7 Initial Source Control Register
Bit 1 is used to select the location of source.
0: the source is in the system bus (AHB),
1: the source is in the peripheral bus (APB)
Bit 0 is used to select the address increment.
0 = Increment
If it is 0, the address is increased by its data size after each transfer
in burst and single transfer mode.
If it is 1, the address is not changed after the transfer (In the burst
mode, address is increased during the burst transfer, but the
address is recovered to its first value after the transfer).
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
Description
Description
1= Fixed
DMA CONTROLLER
Reset Value
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
Initial State
0
0
9-9