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FLMCR1—Flash Memory Control Register 1
Bit
7
FWE
Initial value
1/0
Read/Write
R
Flash Write Enable
Note: Determined by the state of FWE pin.
6
SWE
ESU
0
R/W
R/W
Erase Setup
Software Write Enable
0 Writes disabled
1
Writes enabled
[Setting condition]
When FWE = 1
0 When a low level is input to the FWE pin (hardware-protected state)
1
When a high level is input to the FWE pin
5
4
PSU
0
0
R/W
R/W
Program Setup
0 Program setup cleared
1
Program setup
[Setting condition]
When FWE = 1 and SWE = 1
0 Erase setup cleared
1
Erase setup
[Setting condition]
When FWE = 1 and SWE = 1
H'FFC8
(F-ZTAT Version Only)
3
2
EV
PV
0
0
R/W
Program
0 Program mode cleared
1
Transition to program mode
[Setting condition]
When FWE = 1, SWE = 1,
and PSU = 1
Erase
0 Erase mode cleared
1
Transition to erase mode
[Setting condition]
When FWE = 1, SWE = 1,
and ESU = 1
Program-Verify
0 Program-verify mode cleared
1
Transition to program-verify mode
[Setting condition]
When FWE = 1 and SWE = 1
Erase-Verify
0 Erase-verify mode cleared
1
Transition to erase-verify mode
[Setting condition]
When FWE = 1 and SWE = 1
Flash Memory
1
0
E
P
0
0
R/W
R/W
609
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