4 flash memory control status register (fmcs), Flash memory control status register (fmcs) – FUJITSU F2MCTM-16LX User Manual
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CHAPTER 24 512K-BIT FLASH MEMORY
24.4
Flash Memory Control Status Register (FMCS)
This section shows the function of the flash memory control status register (FMCS).
■
Flash Memory Control Status Register (FMCS)
Figure 24.4-1 Flash Memory Control Status Register (FMCS)
4
5
3
2
1
6
R/W
R/W
R
R/W R/W R/W R/W
0
7
000X0000
B
R/W
RDY
INT
INTE
WE RDY
Re-
served
Re-
served
Re-
served
Re-
served
bit0
Reserved
Reserved bit
0
Always set to "0"
Reset value
bit4
RDY
Flash memory programming/erasing status bit
0
Programming/erasing (next data programming/erasing disabled)
1
Programming/erasing terminated (next data programming/erasing enabled)
R/W
: Read/Write
R
: Read only
W
: Write only
X
: Undefined
: Reset value
bit1
Reserved
Reserved bit
0
Always set to "0"
bit2
Reserved
Reserved bit
0
Always set to "0"
bit3
Reserved
Reserved bit
0
Always set to "0"
bit5
WE
Flash memory programming/erasing enable bit
0
Programming/erasing flash memory area disabled
1
Programming/erasing flash memory area enabled
bit6
RDYINT
Flash memory operation flag bit
Read
Write
0
Programming/erasing
This RDYIN bit cleared
1
Programming/erasing terminated
No effect
bit7
INTE
Flash memory programming/erasing interrupt enable bit
0
Interrupt disabled at end of programming/erasing
1
Interrupt enabled at end of programming/erasing
Address:
0000AE
H