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PRELIMINARY
IIS-BUS INTERFACE
S3C6400X RISC MICROPROCESSOR
36-10
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.
TXDMACTIVE
[2]
R/W
Tx DMA active (start DMA request). Note that when this bit is set
from high to low, the DMA operation will be forced to stop
immediately.
0: Inactive, 1: Active
RXDMACTIVE
[1]
R/W
Rx DMA active (start DMA request). Note that when this bit is set
from high to low, the DMA operation will be forced to stop
immediately.
0: Inactive, 1: Active
I2SACTIVE [0]
R/W
IIS
interface active (start operation).
0: Inactive, 1:Active
IISMOD
Register
Address
Description
Reset Value
IISMOD
0x7F002004
0x7F003004
IIS interface mode register
0x0000_0000
IISMOD
Bit
R/W
Description
[31:13]
R/W
Reserved. Program to zero.
CDCLKCON
[12]
R/W
Determine codec clock source
0 : Use internal codec clock source
1 : Get codec clock source from external codec chip
(For more information refer to Figure 36-2)
IMS
[11:10]
R/W
IIS master (internal/external) or slave mode select.
00: Master mode (divide mode, using PCLK)
01: Master mode (bypass mode, using I2SCLK)
10: Slave mode (divide mode, using PCLK)
11: Slave mode (bypass mode, using I2SCLK)
(For more information refer to Figure 36-2)
TXR
[9:8]
R/W
Transmit or receive mode select.
00: Transmit only mode