Flash program memory
ST7LUS5, ST7LU05, ST7LU09
4.6
4.6.1
Register description
Flash control/status register (FCSR)
1st RASS Key: 0101 0110 (56h)
2nd RASS Key: 1010 1110 (AEh)
FCSR
Reset value: 0000 0000 (00h)
7
6
5
4
3
2
1
0
0
0
0
0
0
OPT
LAT
PGM
OObbssoolleettee PPrroodduucctt((ss)) -- OObbssoolleettee PPrroodduucctt((ss)) Note:
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
This register is reserved for programming using ICP, IAP or other programming methods. It
controls the XFlash programming and erasing operations.
When an EPB or another programming tool is used (in socket or ICP mode), the RASS keys
are sent automatically.
Table 4. Flash register map and reset values
Address (Hex.) Register label 7
6
5
4
3
2
1
0
002Fh
FCSR
Reset value
OPT LAT PGM
0
0
0
0
0
0
0
0
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