W681307 Datasheet, PDF (36/160 Pages) Winbond – USB1.1 CODEC Microprocessor Control Unit with 32KB Mask ROM and 4KB RAM

W681307
7.3.23
Address
0x1730
0x1731
0x1732
0x1733
0x1734 ~
0x1738
0x173B
0x173C
0x173D
0x173E
0x173F
Data Flash SPI Interface Registers Overview
Name
DF_CLK
DF_CMD_LEN
DF_DATA_LEN
Mode
R/W
R/W
RW
Value At
Reset
0x00
0x00
0x00
Function
Setting data flash SPI interface enable and clock rate.
Setting data flash SPI interface command length control
register.
Setting data flash SPI interface data length control register.
DF_INTR_REG
R/W
DF_CMD_B1 ~
DF_CMD B5
RW
DF_CLK_FORMAT
RW
0x00
0x00
0x00
Enable data flash SPI interrupt.
Setting data flash SPI interface command contact register.
Setting the data flash SPI interface format.
DF_FIFO_DATA
RW
0x00
Read/write the data from the data flash SPI interface FIFO.
DF_CNT
R
0x00
Current the data flash SPI interface FIFO counter value.
DF_WR_CNT
R/W
0x00
CPU current Write-point for the data flash SPI interface FIFO.
DF_RD_CNT
R/W
00
CPU current Read-point for the data flash SPI interface FIFO.
7.3.24
Address
0x1740
0x1741
0x1742
0x1743
0x1744
0x1745
0x1746
0x1747
0x1748
0x1749
0x174A
W2S Interface Registers Overview
Name
W2S_Enable
Mode
R/W
Value At
Reset
0x00
Function
Enable W2S interface.
EEPROM_Config
R/W
0x00
Setting the page mode of EEPROM.
Prescale_Lo
R/W
0x00
Control W2S bus speed.
Prescale_Hi
R/W
0x00
Control W2S bus speed.
RdWrFIFO
R/W
0x00
Read /Write data into TX FIFO.
Force_Activity
R/W
0x00
Force activities of W2S.
W2S_Status
R
0x00
Read W2S status.
FIFORdPtr
R
0x00
Monitor W2S FIFO read pointer.
FIFOWrPtr
R
0x00
Monitor W2S FIFO write pointer.
ForceAckFail
R/W
0x00
Enable Ack Fail Event.
W2S_Misc
R
0x00
Monitor current finite state and interrupt indication.
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Publication Release Date: May, 2007
Revision 1.3