F71862
5
RDSR
R/W
0
This bit control SPI function read status from to device. Clear 0 by operation
finish.
4
3
2
1
WRSR
R/W
R/W
R/W
R/W
0
0
0
0
This bit control SPI function write status to device. Clear 0 by operation finish.
This bit control SPI function sector erase device. Clear 0 by operation finish.
This bit control SPI function read id from device. Clear 0 by operation finish.
SECTOR_ERASE
READ_ID
PROG
This bit control SPI function program data to device or set to 1 when memory
cycle for LPC interface program flash. Clear 0 by operation finish.
0
READ
R/W
0
This bit control SPI function read data from device or set to 1 when memory
cycle for LPC interface read flash. Clear 0 by operation finish.
SPI Low Byte Data Register Index FAh
Bit Name R/W Default
Description
7-0 L_DATA
R
0
When SPI is received 16 bits or 8 bits data from device. This register saves low
byte data.
SPI address high byte Register Index FBh
Bit Name R/W Default
Description
7-0 Addr_H_byte
R/W
0
This register provides high byte address for sector erase, program, read
operation.
SPI address medium byte Register Index FCh
Bit Name R/W Default
Description
7-0 Addr_M_byte
R/W
0
This register provides medium byte address for sector erase, program, read
operation.
SPI address low byte Register Index FDh
Bit Name R/W Default
Description
7-0 Addr_L_byte
R/W
0
This register provides low byte address for sector erase, program, read
operation.
SPI program byte Register Index FEh
Bit Name R/W Default
Description
7-0 PORG_BYTE
R/W
0
This register provides number to program flash for continuous mode.
SPI write data Register Index FFh
Bit
Name
R/W Default
R/W
Description
7-0 WR_dat
0
This register provides data to write flash for program, write status function.
97
July, 2008
V.28P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
