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19.3
Flash Memory Control Status Register (FMCS)
The flash memory control status register (FMCS) functions are shown in Figure 19.3-1
"Functions of Flash Memory Control Status Register (FMCS)".
I Flash Memory Control Status Register (FMCS)
7
6
5
R/W
R/W
R/W
R/W : Read/Write
R
: Read only
W
: Write only
X
: Undefined
: Reset value
Figure 19.3-1 Flash Memory Control Status Register (FMCS)
4
3
2
1
0
R
W
W
W
W
Reserved
CHAPTER 19 512 KBIT FLASH MEMORY
Reset value
0 0 0 X 0 0 0 0
B
bit 0
Reserved bit
Reserved
0
Always set to "0"
bit 1
Reserved bit
0
Always set to "0"
bit 2
Reserved bit
Reserved
0
Always set to "0"
bit 3
Reserved bit
Reserved
0
Always set to "0"
bit 4
RDY
Flash memory programming/erasing status bit
0
Programming/erasing (next data programming/erasing disabled)
1
Programming/erasing terminated (next data programming/erasing enabled)
bit 5
WE
Flash memory programming/erasing enable bit
0
Programming/erasing flash memory area disabled
1
Programming/erasing flash memory area enabled
bit 6
Flash memory operation flag bit
RDYINT
Read
Programming/erasing
0
1
Programming/erasing terminated
bit 7
INTE
Flash memory programming/erasing interrupt enable bit
0
Interrupt disabled at end of programming/erasing
1
Interrupt enabled at end of programming/erasing
Write
This RDYIN bit cleared
No effect
579
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