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CONTROL REGISTERS S3F80P5_UM_ REV1.00
FMSECH — Flash Memory Sector Address Register(High Byte) ECH Set1 Bank1
Bit Identifier .7 .6 .5 .4 .3 .2 .1 .0
Reset Value
0 0 0 0 0 0 0 0
Read/Write
R/W R/W R/W R/W R/W R/W R/W R/W
Addressing Mode
Register addressing mode only
.7− .0
Flash Memory Sector Address (High Byte)
Note: The high-byte flash memory sector address pointer value is the higher eight
bits of the 16-bit pointer address.
FMSECL
— Flash Memory Sector Address Register(Low Byte) EDH Set1 Bank1
Bit Identifier .7 .6 .5 .4 .3 .2 .1 .0
Reset Value
0 0 0 0 0 0 0 0
Read/Write
R/W R/W R/W R/W R/W R/W R/W R/W
Addressing Mode
Register addressing mode only
.7− .0
Flash Memory Sector Address (Low Byte)
Note: The low-byte flash memory sector address pointer value is the lower eight bits
of the 16-bit pointer address.
FMUSR
— Flash Memory User Programming Enable Register EEH Set1 Bank1
Bit Identifier .7 .6 .5 .4 .3 .2 .1 .0
Reset Value
0 0 0 0 0 0 0 0
Read/Write
R/W R/W R/W R/W R/W R/W R/W R/W
Addressing Mode
Register addressing mode only
.7−.0
Flash Memory User Programming Enable Bits
1 0 1 0 0 1 0 1 Enable user programming mode
Other values Disable user programming mode
NOTES:
1. To enable flash memory user programming, write 10100101B to FMUSR.
2. To disable flash memory operation, write other value except 10100101B into FMUSR.
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